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PROGRAM OUTLINE

Heating Technician

Heating Technician Industry Training Authority 1 01/14

The latest version of this document is available in PDF format on the ITA website www.itabc.ca

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Copyright © 2009 Industry Training Authority

This publication may not be modified in any way without permission of the Industry Training Authority


HEATING TECHNICIAN

PROGRAM OUTLINE

November 2009

Developed by Industry Training Authority

Province of British Columbia


TABLE OF CONTENTS

Section 1 INTRODUCTION ......................................................................................................... 4 Foreword ................................................................................................................................... 5 Acknowledgements ................................................................................................................... 5

Section 2 PROGRAM OVERVIEW .............................................................................................. 7

Program Credentialing Model ................................................................................................... 8 Training Topics and Suggested Time Allocation Heating Technician ..................................... 15 Heating Technician - Level 2H ................................................................................................ 17 Heating Technician - Level 2F ................................................................................................ 18

Section 3 PROGRAM CONTENT .............................................................................................. 21

Level 1: Common Core Heating Technician ........................................................................... 22 Level 2H: Hydronics Heating Technician ................................................................................ 75 Level 2F: Forced Air Heating Technician ................................................................................ 99

Section 4 TRAINING PROVIDER STANDARDS .................................................................... 165 Required Textbooks .............................................................................................................. 166 Recommended References And Textbooks ......................................................................... 167 Training Facilities Standards ................................................................................................. 168 Instructor Qualifications ........................................................................................................ 169 Training Resources ............................................................................................................... 170

Introduction


SECTION 1

INTRODUCTION

HEATING TECHNICIAN

Introduction


Foreword

This Program Outline is for use in the Heating Technician industry training classes sponsored by the Industry Training Authority and will be used as a guide for instructors in the formal classroom portions of industry training.

Practical demonstration and trainees’ participation should always be integrated with classroom sessions.

Safe working practices, though not always specified in each of the competencies and learning tasks, are an implied part of the program and should be stressed throughout the apprenticeship.

This Program Outline includes a list of recommended reference textbooks that are available to support the learning objectives and the minimum shop requirements needed to support instruction.

SAFETY ADVISORY Be advised that references to the WorkSafeBC safety regulations contained within these materials do not/may not reflect the most recent Occupational Health and Safety Regulation (the current Standards and Regulation in BC can be obtained on the following website: http://www.worksafebc.com). Please note that it is always the responsibility of any person using these materials to inform him/herself about the Occupational Health and Safety Regulation pertaining to his/her work.

Introduction


Acknowledgements

This Program Outline was prepared with the advice and direction from the Geo-TECA Training Committee convened by the Geo-TECA Association with funding support from Service Canada.

The Industry Training Authority would like to acknowledge the dedication and hard work of the industry representatives appointed to identify the training requirements of the Heating Technician trade.

Program Overview


SECTION 2

PROGRAM OVERVIEW

Heating Technician

Program Overview


Program Credentialing Model Apprenticeship Pathway

This graphic provides an overview of the Heating Technician apprenticeship pathway.

C of Q = Certificate of Qualification C of A = Certificate of Apprenticeship C of C = Certificate of Completion WBT = Work‐Based Training

CROSS‐PROGRAM CREDITS Individuals who hold the credentials listed below are entitled to receive partial credit toward the completion requirements of this program

*Suggested duration based on 30‐hour week

Technical Training: Level 1 Work‐Based Training: 1,000 hours towards second endorsement

C of Q Heating

Technician

C of QGeothermal Technician

APPRENTICESHIP ‐ DIRECT ENTRY

Geothermal Technician ‐ Level 2 Technical Training: 220 hours (7 weeks*)

Work‐Based Training: 3,000 hours ITA Standardized Written Exam

C of A Heating

Technician with

Endorsement(s)

C of QHeating

Technician with

Endorsement(s)

RECOMMENDATION FOR CERTIFICATION

Forced Air – Level 2Technical Training: 210 hours (7 weeks*) Work‐Based Training: 3,000 hours total

ITA Standardized Written Exam BCSA Gasfitter Class B License

Hydronics ‐ Level 2Technical Training: 240 hours (8 weeks*) Work‐Based Training: 3,000 hours total

ITA Standardized Written Exam BCSA Gasfitter Class B License

C of A Geothermal Technician

C of Q Geothermal Technician

RECOMMENDATION FOR CERTIFICATION

Common Core ‐ Level 1Technical Training: 180 hours (6 weeks*) Work‐Based Training: Accumulate hours

ITA Standardized Written Exam

CHOOSE A PATHWAY

Heating Technician Endorsements – choose one or both

Technical Training: Level 1 Work‐Based Training: None

Sheet Metal Worker – Level 2

Technical Training: Level 1Work‐Based Training: None


Plumber –Level 2

Technical Training: Level 1 Work‐Based Training: None

Refrigeration and Air Conditioning Mechanic – Level 2


Domestic/Commercial Gas Fitter Class B – Level 2

ENDORSEMENTS Hydronics Forced Air

Optional Post‐C of Q Endorsements

Program Overview


Occupational Analysis Chart Heating Technician – Level 1: Common Core

Residential Heating Industry

A

Describe the Construction Industry

A1

Describe the Heating Trades and Their History

A2

Describe the Heating Trades and Their History

A3

Describe Heating Systems

A4 1 1 1 1

Apply Trades Math

B

Perform Basic Trades Math Calculations

B1

Demonstrate Use of a 4-Function Calculator

B2

Perform Imperial/Metric Trade Calculations and Conversions

B3 1 1 1

Apply Workplace Safety

C

Describe Common Hazards of the Trade

C1

Describe WCB Regulations With Respect to the Trade

C2

Describe Employer and Employee Responsibilities as they apply to WCB Regulations C3

Demonstrate Appropriate Use of PPE

C4

Demonstrate Fall Protection and Use of Ladders and Scaffolding

C5

Describe Safe vehicle Operation and Loading

C6 1 1 1 1 1 1

Achieve First Aid Level 1 Certification

C7

Identify Professional Work Practices

C8 1 1

Safe Use and Care of Tools

D

Demonstrate Use of Measuring Tools

D1

Demonstrate Use of Hand Tools

D2

Demonstrate Use of Power Tools

D3

Demonstrate Use of Powder Actuated Tools (Vendor Cert.)

D4

Demonstrate Use of Shop Equipment

D5 1 1 1 1 1

Read Plans

E

Read and Interpret Plan Symbols and Plan Sections

E1

Describe Principles of Scale and Convert Measurements to Scale

E2

Read and Size Key Plan Elements Such as Windows and Doors

E3

Recognize and Identify Key Structural Elements

E4 1 1 1 1

Perform Basic Drafting

F

Produce Orthographic and Isometric Drawings

F1

Produce Flow and Assembly Drawings and Duct Layout Schematics

F2 1 1

Program Overview


Occupational Analysis Chart Heating Technician – Level 2F: Forced Air Endorsement

Basics of Framing

G

Describe Types of Construction

G1

Describe and Apply Basic Framing

G2

Describe Drilling, Cutting and Notching Constraints

G3 1 1 1

Insulation, Vapour Barriers and the Building Envelope

H

Describe Types, R Values and Appropriate Application of Insulating Materials

H1

Describe and Identify Boundaries Between Conditioned and Unconditioned Space

H2

Describe Temperature Gradient, Dew Point and the Use of Air Barriers

H3 1 1 1

Apply Fundamentals of Heat Loss/ Heat Gain

I

Demonstrate Using R & U Values in Heat Loss and Gain Calculations I1

Use Winter/ Summer Design Condition Tables

I2

Perform Basic Heat Loss/Heat Gain Calculations I3

1 1 1

Apply Basics of Electrical & Wiring

J

Describe Fundamentals of Electricity

J1

Demonstrate Use of a Multimeter & Induction Ammeter

J2

Read, Interpret and Produce Ladder & Wiring Diagrams

J3

Use a Wiring Diagram to Wire a Class 2 Control Circuit and Describe a Branch Circuit J4

Describe Breaker and Branch Circuit Wiring Feed to a Load J5

1 1 1 1 1

Ventilation

K

Describe Basic Ventilation Requirements

K1

Describe and Apply BC Ventilation Code

K2 1 1

Basic Heating

L

Describe Heat Sources

L1

Describe Heat Distribution Systems

L2

Describe Environmental Consideration

L3

1 1 1

Program Overview


Occupational Analysis Chart Heating Technician – Level 2H: Hydronics Endorsement

Apply Job Skills and Career Options

M

Describe Job Preparations to Maximize Efficiency

M1

Describe Principles of Effective Time Management M2

Describe Effective Communication M3

1 1 1

Hydronic System Design

O

Calculate Heat Loss

O1

Design Radiant Panel

O2

Describe System Components

O3

Size/Select Pump (Circ)

O4

Size/Select Expansion Tanks O5

Size/Select Boilers

O6 2H 2H 2H 2H 2H 2H

Describe and Apply Quality First Hydronic Design Guidelines

O7 2H

Heat Recovery Ventilator (HRV)

P

Describe Basic Aspects of HRV

P1

Design an HRV Layout

P2 2H 2H

Installation Practices

Q

Plan the Installation of Hydronic Systems

Q1

Install Mechanical Components of Hydronic Systems

Q2

Commission Hydronic System

Q3 2H 2H 2H

Control

R

Describe and Evaluate Control Strategies

R1

Design a Control System and Prepare a Ladder Diagram Based on a Specific Application

R2

Install and Commission a Hydronic Control System

R3

2H 2H 2H

Program Overview


Cross Connection Control

S

Select Appropriate Devices or Valves For Preventing Back Flow

S1

Apply Approved Installation Procedures

S2

Test Cross Connection Control Devices

S3 2H 2H 2H

Servicing and Troubleshooting

T

Troubleshoot a System Using Standard Methodology

T1

Use Test Equipment

T2

Evaluate Existing System

T3

Repair Systems

T4

Service Components

T5 2H 2H 2H 2H 2H

Heat Loss & Heat Gain Theory

O

Describe the Basics

O1

Demonstrate Use of Indoor Design Temperatures

O2

Demonstrate Use ofOutdoor Design Temperatures

O3

Describe use of Heat Transfer Tables

O4

Describe special considerations when calculating Heat Loss O5

Describe special considerations when calculating Heat Gain

O6 2F 2F 2F 2F 2F 2F

Heat Loss/Gain Calculation &Appliance Selection

P

Calculate Room-by-Room Heat Loss & Heat Gain

P1

Calculate Total Dwelling HL/HG & System CFM Summary

P2

Describe Basics of Appliance Selection

P3

Complete Appliance Selection Worksheet

P4 2F 2F 2F 2F

Equipment - Heating & A/C

Q

Describe Efficiency Ratings

Q1

Describe Furnaces

Q2

Describe Heat Handlers

Q3

Describe Air Conditioners

Q4

Describe Heat Pumps Q5

Describe Coils

Q6 2F 2F 2F 2F 2F 2F

Equipment – Other

R

Describe Hot Water Tanks

R1

Describe Tankless Hot Water Systems

R2

Describe Gas Fireplaces

R3

Describe Air Filter Types

R4

Describe Ultraviolet Lights

R5 2F 2F 2F 2F 2F

Program Overview



System Controls

S

Describe Thermostats & their use

S1

Describe Timers & their use

S2

Describe Dehumidistats & their use

S3

Describe Humidistat s & their use

S4 2F 2F 2F 2F

Refrigeration Basics

T

Describe Refrigeration Cycle

T1

Describe Refrigeration Components

T2

Describe Refrigeration Accessories

T3

Describe Refrigerants

T4 2F 2F 2F 2F

Basics of Air Flow

U

Describe Basics of Air & Air Movement

U1

Describe Pressure & How it is Measured

U2

Describe Duct System Pressure Losses & Design Implications

U3

Describe Fan Operation, system Airflow & Design Implications

U4

Describe Additional Airflow Considerations U5

Complete Airflow Measurements with Various Fittings

U6 2F 2F 2F 2F 2F 2F

Duct Layout & Sizing

V

Describe the Basics of Duct System Design

V1

Describe Types of Supply Air System Layouts

V2

Describe Types of Return Air System Layouts

V3

Design a Supply Air System

V4

Design a Return Air System V5

Describe High Velocity (Mini Duct) System

V6 2F 2F 2F 2F 2F 2F

Duct Installation

W

Plan the installation and Layout of a Forced Air Heating and Cooling System

W1

Demonstrate Material Take-off, Ordering and Custom Fitting Design

W2

Describe materials used to seal ducting and their performance

W3 2F 2F 2F

Wiring

X

Describe What is Electricity

X1

Describe Basic Electrical Safety

X2

Demonstrate (Low Voltage) Control Wiring for Thermostats

X3

Demonstrate Class 2 Electrical Circuits for HVAC Equipment

X4 2F 2F 2F 2F

Program Overview



Ventilation

Y

Describe Why Ventilation is used

Y1

Describe Ventilation Theory

Y2

Describe BC Ventilation Code

Y3

Describe Ventilation Requirements

Y4

Describe and Select Ventilation Equipment Y5

Glossary of Ventilation Terms

Y6 2F 2F 2F 2F 2F 2F

Demonstrate Make-up Air Systems and Reheat

Y7

Demonstrate Depressurization Test

Y8 2F 2F

Equipment Commissioning

Z

Describe Installation & Commissioning Requirements

Z1

Measure Temperature Rise/Drop & Describe implications

Z2

Describe Measurement of Energy Used

Z3 2F 2F 2F

Municipal Permit Application

AA

Complete Municipal Permit Application Package

AA1 2F

Servicing and Troubleshooting

AB

Describe Appliance Operation Sequence & Troubleshooting

AB1

Describe Furnace Components & Sequence of Operation

AB2

Describe Heat Pump & A/C Components & Troubleshooting

AB3

Perform Preventative Maintenance

AB4

Describe Safety Shutdowns

AB5 2F 2F 2F 2F 2F

Program Overview


Training Topics and Suggested Time Allocation Heating Technician Level 1 - Common Core

LEVEL 1: COMMON CORE % of Time Theory Practical

Line A Residential Heating Industry 3% A1 Describe the Construction Industry A2 Describe the Heating Trades and Their History A3 Describe the Purpose of the Trade A4 Describe Heating Systems

Line B Apply Trades Math 10% B1 Perform Basic Trades Math Calculations B2 Demonstrate Use of a 4-Function Calculator B3 Perform Imperial/Metric Trade Calculations and Conversions

Line C Workplace Safety 10% C1 Describe Common Hazards of the Trade C2 Describe WCB Regulations With Respect to the Trade C3 Describe Employer and Employee Responsibilities as they apply

to WCB Regulations

C4 Demonstrate Appropriate Use of PPE

C5 Demonstrate Fall Protection and Use of Ladders and Scaffolding

C6 Describe Safe Vehicle Operation and Loading C7 Achieve First Aid Level 1 Certification

C8 Identify Professional Work Practices

Line D Safe Use and Care of Tools 10% D1 Demonstrate Use of Measuring Tools

D2 Demonstrate Use of Hand Tools

D3 Demonstrate Use of Power Tools

D4 Demonstrate Use of Powder Actuated Tools (HILTI Cert.)

D5 Demonstrate Use of Shop Equipment

Line E Read Plans 7% E1 Read and Interpret Plan Symbols and Plan Sections E2 Describe Principles of Scale and Convert Measurements to Scale

E3 Read and Size Key Plan Elements Such as Windows and Doors

E4 Recognize and Identify Key Structural Elements (bearing points, beam, truss and joist layouts)

Line F Perform Basic Drafting 3% F1 Produce Orthographic and Isometric Drawings F2 Produce Flow and Assembly Drawings and Duct Layout

Schematics

Program Overview


LEVEL 1: COMMON CORE % of Time Theory Practical

Line G Basics of Framing 7% G1 Describe Types of Construction G2 Describe and Apply Basic Framing G3 Describe Drilling, Cutting and Notching Constraints

Line H Insulation, Vapour Barriers and the Building Envelope 3% H1 Describe Types, R Values and Appropriate Application of

Insulating Materials

H2 Describe and Identify Boundaries Between Conditioned and Unconditioned Space

H3 Describe Temperature Gradient, Dew Point and the Use of Air Barriers

Line I Apply Fundamentals of Heat Loss/Heat Gain 7% I1 Demonstrate Using R & U Values in Heat Loss and Gain

Calculations

I2 Use Winter/ Summer Design Condition Tables I3 Perform Basic Heat Loss/Heat Gain Calculations

Line J Apply Basics of Electrical & Wiring 20% J1 Describe Fundamentals of Electricity J2 Demonstrate Use of a Multimeter & Induction Ammeter J3 Read and Interpret Ladder & Wiring Diagrams J4 Use a Wiring Diagram to Wire a Class 2 Control Circuit and

Describe a Branch Circuit

J5 Describe Breaker and Branch Circuit Wiring Feed to a Load

Line K Ventilation 7% K1 Describe Basic Ventilation Requirements K2 Describe and Apply Ventilation Code

Line L Basic Heating 10% L1 Describe Heat Sources L2 Describe Heat Distribution Systems L3 Describe Environmental Considerations

Line M Apply Job Skills and Career Options 3% M1 Describe Job Preparations to Maximize Efficiency M2 Describe Principles of Effective Time Management M3 Describe Effective Communication

Total Percentage for Heating Technician Level 1 100%

Program Overview


Heating Technician - Level 2H

LEVEL 2H: HYDRONICS % of Time Theory Practical

Line O Hydronic System Design 20% O1 Calculate Heat Loss O2 Design Radiant Panel O3 Describe System Components O4 Size/Select Pump (Circ) O5 Size/Select Expansion Tanks O6 Size/Select Boilers O7 Describe and Apply Quality First Hydronic Design Guidelines

Line P Heat Recovery Ventilator (HRV) 10% P1 Describe Basic Aspects of HRV P2 Design an HRV Layout

Line Q Installation Practices 20% Q1 Plan the Installation of Hydronic Systems

Q2 Install Mechanical Components of Hydronic Systems

Q3 Commission Hydronic Systems

Line R Control 20% R1 Describe and Evaluate Control Strategies

R2 Design a Control System and Prepare a Ladder Diagram based on a Specific Application

R3 Install and Commission Hydronic Control System

Line S Cross Connection Control 10% S1 Select Appropriate Devices or Valves for Preventing Back Flow

S2 Apply Approved Installation Procedures

S3 Test Cross Connection Control Devices

Line T Servicing and Troubleshooting 20% T1 Troubleshoot a System using Standard Methodology T2 Use Test Equipment T3 Evaluate Existing Systems T4 Repair Systems T5 Service Components

Total Percentage for Heating Technician Level 2H 100%

Program Overview


Heating Technician - Level 2F

LEVEL 2F: FORCED AIR % of Time Theory Practical

Line O Heat Loss and Heat Gain Theory 5% O1 Describe the Basics

O2 Demonstrate Use of Indoor Design Temperatures

O3 Demonstrate Use of Outdoor Design Temperatures O4 Describe Use of Heat Transfer Tables O5 Describe Special Considerations when Calculating Heat Loss O6 Describe Special Considerations when Calculating Heat Gain

Line P Heat Loss/Gain Calculation and Appliance Selection 5% P1 Calculate Room-by-Room Heat Loss and Heat Gain P2 Calculate Total Dwelling HL/HG and System CFM Summary P3 Describe Basics of Appliance Selection P4 Complete Appliance Selection Worksheet

Line Q Equipment – Heating and A/C 8% Q1 Describe Efficiency Ratings Q2 Describe Furnaces Q3 Describe Heat Handlers Q4 Describe Air Conditioners Q5 Describe Heat Pumps Q6 Describe Coils

Line R Equipment - Other 8% R1 Describe Hot Water Tanks R2 Describe Tankless Hot Water Systems R3 Describe Gas Fireplaces R4 Describe Air Filter Types R5 Describe Ultraviolet Lights

Line S System Controls 5% S1 Describe Theromostats and Their Use S2 Describe Timers and Their Use S3 Describe Dehumidistats and Their Use S4 Describe Humidistats and Their Use

Line T Refrigeration Basics 5% T1 Describe Refrigeration Cycle T2 Describe Refrigeration Components T3 Describe Refrigeration Accessories T4 Describe Refrigerants

Program Overview



Line U Basics of Airflow 5% U1 Describe Basics of Air and Air Movement U2 Describe Pressure and How it is Measured U3 Describe Duct System Pressure Losses & Design Implications U4 Describe Fan Operation, System Airflow & Design Implications U5 Describe Additional Airflow Considerations U6 Complete Airflow Measurements with Various Fittings

Line V Duct Layout and Sizing 15% V1 Describe the Basics of Duct System Design V2 Describe Types of Supply Air System Layouts V3 Describe Types of Return Air System Layouts V4 Design a Supply Air System V5 Design a Return Air System V6 Describe High Velocity (mini-duct) System

Line W Duct Installation 10% W1 Plan the Installation and Layout of a Forced Air Heating and

Cooling System

W2 Demonstrate Material Take-Off, Ordering and Custom Fitting Design

W3 Describe Materials Used to Seal Ducting and Their Performance

Line X Wiring 5% X1 Describe What is Electricity X2 Describe Basic Electricity Safety X3 Demonstrate Low Voltage Control Wiring for Thermostats

X4 Demonstrate Class 2 Electrical Circuits for HVAC Equipment

Line Y Ventilation Y1 Describe Why Ventilation is Used Y2 Describe Ventilation Theory Y3 Describe BC Ventilation Code Y4 Describe Ventilation Requirements Y5 Describe and Select Ventilation Equipment Y6 Glossary of Ventilation Terms Y7 Demonstrate Make-up Air Systems and Re-Heat

Y8 Demonstrate Depressurization Test

Line Z Equipment Commissioning 5% Z1 Describe Installation and Commissioning Requirements

Z2 Measure Temperature Rise/Drop and Describe Implications

Z3 Describe Measurement of Energy Used

Program Overview



Line AA Municipal Permit Application 4% AA1 Complete a Municipal Permit Application Package

Line AB Servicing and Troubleshooting 10% AB1 Describe Appliance Operation, Sequence and Troubleshooting AB2 Describe Furnace Components and Sequence of Operation AB3 Describe Heat Pump and A/C Components and

Troubleshooting

AB4 Perform Preventative Maintenance AB5 Describe Safety Shutdowns

Total Percentage for Heating Technician Level 2F 100%

Program Content


Section 3

PROGRAM CONTENT

Heating Technician

Program Content Level 1


Level 1: Common Core

Heating Technician



Line (GAC): A RESIDENTIAL HEATING INDUSTRY

Competency: A1 Describe the Construction Industry

Objectives

To be competent in this area, the individual must be able to: Describe the characteristics of the BC residential construction industry and its relationship to other

sectors.

LEARNING TASKS CONTENT

1. Characteristics of the BC residential construction industry

General Contractors

Building Contractors

Sub Contractors

2. Characteristics of various parts of residential construction (i.e. single family, duplex/row, multi-unit low-rise, multi-unit high-rise)

Typical wood frame structures

Steel stud structures

Concrete structures

3. Identify and discuss relationship to other constructions sectors

Risk Factors

Quality Standards

Contracts

Good communication

4.

Describe typical residential construction job sites

Achievement Criteria The learner shall complete a theory assessment on this module’s content with a minimum score of 70%.




Competency: A2 Describe the Heating Trades and Their History

Objectives

To be competent in this area, the individual must be able to: Describe the trades in the residential heating industry and the history of these trades.


1. Describe types of heating trades HVAC

Hydronics

Geothermal

Refrigeration

2. Describe how a Heating Technician relates to other trades in the industry

Sheet Metal

Gas

3. Describe the history/evolution of the heating trades

4. Overview of heating trades occupations and relationship to other occupations in the industry

5. Describe heating and cooling systems





Competency: A3 Describe the Purpose of the Trade

Objectives

To be competent in this area, the individual must be able to: Describe the role (CHT) in the context of the construction industry.


1. Health

2. Climate control





Competency: A4 Describe Heating Systems

Objectives

To be competent in this area, the individual must be able to: Identify the components and describe the basic concepts of heating systems that use either water or

air as the heating medium.


1. Identify basic components of hot air systems

Furnaces, plenums, ducting, registers

2. Identify basic components of hydronic systems

Boilers, distributions piping, heat emitters controls

3. Describe buildings heating requirements Types of heat losses, types of heat transfer

4. Describe how forced air transfers heat to the building

5. Describe how hydronic systems transfers heat to building




Line (GAC): B APPLY TRADES MATH

Competency: B1 Perform Basic Trades Math Calculations

Objectives

To be competent in this area, the individual must be able to: Conduct basic construction math calculations.


1. Add, subtract, multiply, divide Handling construction numbers.

2. Metric, Imperial and fractions Metric to Imperial and Imperial to Metric

3. Ratio and proportion Typical construction problems

4. Basic geometry Typical construction problems

5. Basic trigonometry Basic trig for construction

6. Algebra Basic construction formulas

Specify area and volumes

Achievement Criteria The learner shall achieve a minimum score of 70% on examination questions containing construction calculations.




Competency: B2 Demonstrate Use of a 4-Function Calculator

Objectives

To be competent in this area, the individual must be able to: Use a 4-function calculator.


1. Use 4-function calculators Addition, subtraction, multiplication and division





Competency: B3 Perform Imperial/Metric Trade Calculations and Conversions

Objectives

To be competent in this area, the individual must be able to:

Use metric-imperial conversions to perform trade math calculations.


1. Apply metric units in trades math calculations

2. Apply imperial units in trades math calculations

3. Calculate conversions Convert imperial to metric

Convert metric to imperial




Line (GAC): C APPLY WORKPLACE SAFETY

Competency: C1 Describe Common Hazards of the Trade

Objectives

To be competent in this area, the individual must be able to: Recognize common hazards associated with the trade and describe how to avoid these hazards.


1. Describe hazardous locations

2. Describe chemical hazards

3. Describe fire hazards

4. Describe hazards related to confined space

5. Describe hazards related to fumes, chemical contact, noise, vibrating tools





Competency: C2 Describe WCB Regulations With Respect to the Trade

Objectives

To be competent in this area, the individual must be able to: Describe the role of the WCB, how to report an injury, and describe trade related injuries and illnesses.


1. Describe the role of the WCB Inspects places of employment

Investigates accidents and causes of industrial disease

Assists in developing health and safety programs

Provides rehabilitation and retraining for injured workers

Assists in creating a safe place to work

2. Reporting an injury Identify first-aid room

Get first-aid

Get medical attention

Notify your supervisor

3. Describe trade related injuries and illnesses

Assessing risks and hazards

Precautions





Competency: C3 Describe Employer and Employee Responsibilities as they apply to WCB Regulations

Objectives

To be competent in this area, the individual must be able to: Describe the responsibilities employers and employees have with respect to WCB regulations.


1. Employer responsibilities Ensure health and safety of workers

Remedy hazardous workplace conditions.

Ensure that workers are aware of health or safety hazards

Establish occupational health and safety policies and programs

Provide protective equipment, devices and clothing and ensure that these are used

Provide workers with the information, instruction, training and supervision necessary to ensure the health and safety of workers

Make a copy of the WCB Act and the regulations readily available

Consult and cooperate with the joint committees and worker health and safety representatives.

Cooperate with the WCB, officers of the Board and any other person carrying out a duty under this Part or the regulations

2. Employee responsibilities Take reasonable care to protect the workers’ health and safety

Carry out work in accordance with established safe work procedures

Use or wear protective equipment

Ensure that the ability to work is not impaired by alcohol, drugs or other causes

Report to the supervisor or employer any contravention of the regulations, absence of or defect in any protective equipment, any other hazard, that the worker considers is likely to endanger the worker or any other person

Cooperate with the joint committee or worker health and safety representative

Cooperate with the Board, officers of the Board and any other person carrying out a duty under this Part or the regulations







Competency: C4 Demonstrate Appropriate Use of PPE

Objectives

To be competent in this area, the individual must be able to: Describe and correctly use personal protective equipment (PPE).


1. Describe proper work clothing Close-fitting pants, shirts and jackets

Safety-toe workboots

Protection of hair

Precautions regarding jewelry, etc.

Hard hat

Gloves

2. Describe protective equipment Safety goggles

Face shield

Ear plugs

Respirators

Dust masks

Gloves

Knee pads

3. Use respirator protection

Protection factors

Air purifying

Fit testing

Selection of cartridge

4. Overview of various types of sites Commercial high rise

Residential high rise

Service





Competency: C5 Demonstrate Fall Protection and Use of Ladders and Scaffolding

Objectives

To be competent in this area, the individual must be able to: Select appropriate type of ladder for the job, describe correct storage, maintenance and transport of

ladders, and use ladders safely in various conditions.

Select correct scaffolding for job conditions, describe correct storage, maintenance and transport of scaffolding, and use scaffolding safely in various conditions.


1. Describe types of ladders

Trestle ladder

Extension trestle ladder

Stepladder

Single ladder

Extension ladder

2. Demonstrate care of ladders Storage

Maintenance

Transporting

Inspection

Stepladder

Single ladder

Extension ladder (two sections)

Extension ladder (three sections)

Correct material (wood, aluminum, fiberglass)

3. Demonstrate ability to use ladders safely

Around electricity

Slippery surfaces

Poor footing – uneven terrain

Traffic areas

Carrying procedures

Climbing procedures

4. Explain ladder uses Selecting proper ladder for the job

R5 Describe types of scaffolding Wood

Ladder jacks

Trestle

Tube and coupler



Tower and rolling

6. Demonstrate care of scaffolding

Storage

Maintenance

Transporting

7. Select correct scaffolding for job conditions

Ladder jacks

Trestle

Tube and coupler

Tower or rolling

Wood or metal

8. Demonstrate the ability to safely use scaffolds

Around electricity

Slippery surfaces

Poor footing – uneven terrain

Traffic areas

Carrying procedures

Erection procedures

Climbing procedures

Working procedures above safe landing

Follow all manufacturers’ guidelines





Competency: C6 Describe Safe Vehicle Operation and Loading

Objectives


Identify and describe the safe use of various types of material handling vehicles.


1. Identify and explain the use of a boom truck, man lift, and scissor lift

Types

Uses

Safety

2. Identify and explain the use of a forklift Sizes and Capacities

Safety

3. Identify and explain the use of a bobcat Types

Uses

Safety


Practical demonstration of the competency must also repeatedly meet industry standards as determined by the instructor.




Competency: C7 Achieve First Aid Level 1 Certification

Objectives

Externally referenced.


1. Use Level 1 First Aid techniques

Emergency scene management

Cuts and bleeding

Shock, unconsciousness and fainting

Electric shock

CPR

Choking

2. Complete Level 1 First Aid training course 3rd party content

Achievement Criteria The learner shall attain Level One First Aid Certification.




Competency: C8 Identify Professional Work Practices

Objectives

To be competent in this area, the individual must be able to: Describe fire safety procedures and the role of safety committees.


1.

Describe fire safety procedures Classifications

Types of Equipment

Prevention

2.

Describe safety committees Legislation

Purpose

Structure





Line (GAC): D SAFE USE AND CARE OF TOOLS

Competency: D1 Demonstrate Use of Measuring Tools

Objectives

To be competent in this area, the individual must be able to: Describe and demonstrate the correct use of measuring and layout tools.


1. Describe measuring tools Imperial tape measures

Metric tape measures

2. Describe layout tools Combination square

Chalk line

Plumb bob

Spirit level

Laser level

Tape

3. Demonstrate use of measuring tools Use with utility knife to measure and score gypsum wallboard

To square off grid, walls, etc. using 3, 4, 5

To determine radius points

To draw arches

To bisect angles

Read Imperial measurements

Read metric measurements

Convert metric to Imperial and Imperial to metric

4. Demonstrate methods of checking for accuracy and making adjustments

Spirit levels

Laser beacon

Water level






Competency: D2 Demonstrate Use of Hand Tools

Objectives

To be competent in this area, the individual must be able to: Identify and safely use hand tools.


1. Describe types of hand tools Hand tools used by all construction

Types of hand tools

o Screwdrivers

o Chisels

o Tools in scaffolds

o Drill bits

o T-bevels

o Squares

o Plumb bobs

o Hammers

o Files

o String lines

o Hacksaws

o Hand saws

Note: Refer to Section 4 Under Tools & Equipment for a complete list of hand tools

2. Demonstrate care and maintenance of hand tools

Safe use

Care, cleaning

Storage

Maintenance

To manufacturers specifications





Competency: D3 Demonstrate Use of Power Tools

Objectives

To be competent in this area, the individual must be able to: Demonstrate and describe the safe use of power tools.


1. Describe power tools Screw gun

Drill

Hammer drills

Rotohammer

Sabre saw

Circular saw

Hand power saw

Routers

Plunge routers

Chain saw

Angle grinder

Staple gun

2. Demonstrate correct use, storage and maintenance of power tools

Safe use

Care, cleaning

Storage

Maintenance

To manufacturer’s instruction

Achievement Criteria The learner shall complete a theory assessment on this module’s content, including drilling large holes, accidental starts, measurements, guards, with a minimum score of 70%.




Competency: D4 Demonstrate Use of Powder Actuated Tools (Vendor Certification)

Objectives

To be competent in this area, the individual must be able to: Obtain tool specific certification.


1. Tool safety Third party content

2. Charges and nails Third party content

3. Tool maintenance Third party content

4. Concrete project Third party content

5. Steel project Third party content

Achievement Criteria The learner shall pass a recognized Powder Actuated Tool Certificate Course. The learner will demonstrate competency by completing the projects identified within this module.




Competency: D5 Demonstrate Use of Shop Equipment

Objectives

To be competent in this area, the individual must be able to: Demonstrate and describe the safe use of shop equipment.


1. Describe equipment Chop saw

Shears

Breaks

Mitre saw

Drill press

2. Demonstrate ability to use shop equipment safely

To manufacturer’s instructions

To WCB regulations




Line (GAC): E READ PLANS

Competency: E1 Read and Interpret Plan Symbols and Plan Sections

Objectives

To be competent in this area, the individual must be able to: Interpret and describe shop drawings, drafting conventions, and project drawings and specifications.


1. Describe types of drawings

Architectural drawings

Structural drawings

Shop drawings

Floor drawings

Site drawings

Elevation drawings

2. Identify symbols

3. Locate information Shop drawings

Plans

4. Describe the purpose Specifications

Addenda

5. Locate specific information from Specifications

Addenda

6. Symbols used in forced- air ducting and hydronic piping

7. Extract specific information from building plans/blueprints

Scaled drawings

Organization of building drawings/details

8. Demonstrate ability to read plans/blueprints

9. Be able to read specifications

10. Demonstrate ability to read specifications Architect’s and engineers’ specifications

Manufacturers’ specifications and installation guides, e.g., environmental and climate requirements



Achievement Criteria The learner shall complete a theory assessment on this module’s content, including the purpose of project specifications and drawings, conflicts, orthographics, preparing ship drawings, isometric projections, etc., with a minimum score of 70%.




Competency: E2 Describe Principles of Scale and Convert Measurements to Scale

Objectives


Describe the principles of scale and convert measurements to scale.


1. Describe principles of scale

2. Convert measurements to scale





Competency: E3 Read and Size Key Plan Elements Such as Windows and Doors

Objectives

To be competent in this area, the individual must be able to: Describe door and window schedules, grid lines and elevations, and read reflected ceiling plans.


1. Describe schedules Door schedules

Window schedules

2. Describe grid lines in plans and in elevation

Finding vertical in plane

3. Use reflected ceiling plans Read reflected ceiling plans





Competency: E4 Recognize and Identify Key Structural Elements

Objectives

To be competent in this area, the individual must be able to: Read plans, identify conflicts and sketch simple details including bearing points, beam, truss and joist

layouts.


1. Identify types of drawings Architectural, residential, floor pans, elevations, cross sections

2. Use structural drawings Construction details, footings and foundations, cross sections, wall sections, etc.

3. Use contract documents and specifications

Contracts, drawings and specifications, using specifications

4. Identify potential plan/drawing conflicts Priorities, change orders, addenda, agreements, drawings, precedence of contract documents

5. Sketch simple details Make simple sketches

6. Describe the basic implications of using engineered construction products in a variety of applications

Achievement Criteria Given a building plan and multiple-choice test, the learner will demonstrate ability to identify and interpret drawings, identify errors and conflicts, and sketch simple details, with a minimum score of 70%.




Line (GAC): F PERFORM BASIC DRAFTING

Competency: F1 Produce Orthographic and Isometric Drawings

Objectives

To be competent in this area, the individual must be able to: Produce orthographic and isometric drawings.


1. Basic Board Techniques Lines

Symbols

Call-out Bubbles

Page Layout

Titles

Equipment

2. Sketch Isometric Drawings Discuss Isometric view

Illustrate system using Isometric view

3. Sketch Orthographic Drawings Discuss Orthographic view

Illustrate system using Orthographic view

4. Sketch Flow Drawings Discuss Flow view

Illustrate system using Flow view




Line (GAC): F PERFORM BASIC DRAFTING

Competency: F2 Produce Flow and Assembly Drawings and Duct Layout Schematics

Objectives

To be competent in this area, the individual must be able to: Produce flow and assembly drawings and duct layout schematics.


1. Produce flow drawings

Discuss flow drawings

Illustrate system using flow drawing




Line (GAC): G BASICS OF FRAMING

Competency: G1 Describe Types of Construction

Objectives

To be competent in this area, the individual must be able to: Describe forms and foundations used in residential construction.


1. Forms

2. Framing

3. Foundations





Competency: G2 Describe and Apply Basic Framing

Objectives

To be competent in this area, the individual must be able to: Describe and identify dimensional lumber and engineered wood products.


1. Identify standard sizes and grades of framing lumber

Nominal vs. actual sizes.

Types: lumber, boards, joists/planks, beams/stringers, posts/timbers, decking.

Grades

Defects

2. Estimate lumber quantities Lumber sold by the piece

Piece by piece estimating

Determine the lengths

Calculations (table)

Costs

Taxes

Waste factors

3. Describe load bearing walls, beams, columns, posts, footings, and foundations

Load bearing components

Identification of load bearing components

Describe the importance of providing support up the foundation up to the top of a beam or wall





Competency: G3 Describe Drilling, Cutting and Notching Constraints

Objectives

The learner will be familiar with the constraints upon drilling, cutting or notching building structures.


1. Describe what can and can not be drilled

2. Describe what can and can not be cut

3. Describe what can and can not be notched




Line (GAC): H INSULATION, VAPOUR BARRIERS AND THE BUILDING ENVELOPE

Competency: H1 Describe Types, R Values and Appropriate Application of Insulating Materials

Objective

To be competent in this area, the individual must be able to: Describe types of insulation, thermal resistance, and the appropriate application of insulating

materials.


1. Describe heat flow mechanisms From higher to lower temperatures via one or more of the following mechanisms: conduction, convection and radiation

2. Describe the principles of insulation performance

Reduction of heat flow through building envelope by reducing conductance

Insulation holds air (a poor conductor) in small pockets

3. Describe types of insulation

4. Describe R Values

5. Describe appropriate application of insulating materials





Competency: H2 Describe and Identify Boundaries between Conditioned and Unconditioned Space

Objectives

To be competent in this area, the individual must be able to: Identify boundaries between conditioned and unconditioned air.


1. Describe conditioned and unconditioned space

2. Describe boundaries

3. Identify conditioned spaces, unconditioned spaces and boundaries





Competency: H3 Describe Temperature Gradient, Dew Point and the Use of Air Barriers

Objective

To be competent in this area, the individual must be able to: Explain the forces that cause water movement through a wall assembly including gravity, wind,

momentum and capillarity.


1. Explain concept of moisture balance Moisture in a building assembly cannot accumulate faster than its storage capacity (to a level that does not degrade its performance) plus its ability to remove moisture

2. Describe the overall strategy for moisture control in walls

Control moisture entry

Control moisture accumulation

Control moisture removal (drying)

3. Describe rainscreen and requirements for penetrating it

Achievement Criteria By practical demonstration and identification of picture graphic elements, the learner will complete a written (open book) assessment with a minimum score of 75%. Achievement below 75% will require re-testing until a minimum of 75% is attained. Certificate cannot be granted until this competency level is achieved.



Line (GAC): I APPLY FUNDAMENTALS OF HEAT LOSS/ HEAT GAIN

Competency: I1 Demonstrate Using R & U Values in Heat Loss and Gain Calculations

Objectives

To be competent in this area, the individual must be able to: Demonstrate the correct use of R and U values in heat loss and heat gain calculations.


1. Calculate heat loss and heat gain for individual elements






Competency: I2 Use Winter/Summer Design Condition Tables

Objectives

To be competent in this area, the individual must be able to: Identify and use Winter/Summer design condition tables correctly.


1. Identify tables

2. Apply knowledge of design condition tables





Competency: I3 Perform Basic Heat Loss/Heat Gain Calculations

Objectives

To be competent in this area, the individual must be able to: Perform basic heat loss/heat gain calculations.


1. Perform heat loss/heat gain worksheet calculations

Skin losses

Air losses




Line (GAC): J APPLY BASICS OF ELECTRICAL & WIRING

Competency: J1 Describe Fundamentals of Electricity

Objectives

To be competent in this area, the individual must be able to: Explain basic principles of electricity and safety issues. They will be able to analyze circuits, describe

components, identify electrical symbols and apply electrical code to basic wiring.


1. Explain Basic DC Electricity Principles Describe the atom and electrons

Describe Voltage, Current, and Resistance

Describe Ohms Law

Apply Ohms Law

Conversions

2. Describe Electrical Circuits Describe electrical conductors

Describe Series circuit

Describe Parallel circuit

Describe Series circuit

3. Describe Parallel Circuits Diagrams

Applications

Calculations using Ohms Law

4. Simple Series / Parallel Circuit Diagrams

Applications

5. Analyze AC/DC Circuits Explain electrical safety

6. Describe Alternating Current Sine wave (hertz)

Generation

Analysis using Ohms Law (Series, Parallel)

7. Describe Transformers, Relays and Solenoids

Describe transformers

Describe relays

Describe Solenoids

8. Identify Basic Schematic Symbols Recognize electrical symbols used in the hydronics industry

9. Apply Electrical Code to Basic Single Phase Wiring

Describe basic single-phase branch circuits

Describe grounding (safety)



Describe circuit breaker operation

Describe fuses

Select wire based on application

10. Describe Direct Digital Control

Size wire based on ampacity





Competency: J2 Demonstrate Use of a Multimeter & Induction Ammeter

Objectives

To be competent in this area, the individual must be able to: Operate multimeters and induction ammeters.


1. Demonstrate basic multimeter operation Describe multimeter functions

Describe safe operation of multimeter

Use multimeters to make measurements

2. Demonstrate use of an induction (clamp on) ammeter

Describe induction ammeter

Describe safe operation of induction ammeter

Use induction ammeter to make measurements






Competency: J3 Read, Interpret and Produce Ladder & Wiring Diagrams

Objectives

To be competent in this area, the individual must be able to: Read, interpret and produce ladder and wiring diagrams.


1. Describe ladder diagrams Advantages

Primary/secondary sides

Parallel/series configurations





Competency: J4 Use a Wiring Diagram to Wire a Class 2 Control Circuit and Describe a Branch Circuit

Objectives

To be competent in this area, the individual must be able to: Use a wiring diagram to wire Class 2 control circuits and will be able to describe a branch circuit.


1. Describe Wiring Diagram for Control and Branch Diagrams

Control

Branch

2. Demonstrate wiring procedures for class 2 control circuitry





Line (GAC): J BASICS OF ELECTRICAL & WIRING

Competency: J5 Describe Breaker and Branch Circuit Wiring Feed to a Load

Objectives

To be competent in this area, the individual must be able to: Describe the components that make up a branch circuit, including breakers wiring and code aspects of

each. Learner will be able using electrical code to size select breakers wiring and disconnects based on application and load.


1. Describe branch circuit including breakers, wire types, junction boxes disconnect switches

2. Describe breaker and their purpose

3. Use electrical code to size select wiring, breaker and disconnects




Line (GAC): K VENTILATION

Competency: K1 Describe Capabilities and Limitations of Ventilation

Objectives

To be competent in this area, the individual must be able to: Describe ventilation capabilities and limitations.


1. Ventilation requirements Moisture

Carbon Dioxide

2. Air Flow basics Flow rate

Pressure

Air

Density

Velocity

3. Combustion Air

4. Circulation Air

5. Exhaust Air

6. Make-up Air




Line (GAC): K VENTILATION

Competency: K2 Describe and Apply BC Ventilation Code

Objectives

To be competent in this area, the individual must be able to: Locate the ventilation section (section 932) of the current BC Building Code and describe and apply

the ventilation aspects of the code.


1. Non-distributed Ventilation systems

2. Distributed Ventilation Systems

3. HRV Ventilation systems




Line (GAC): L BASIC HEATING

Competency: L1 Describe Heat Sources

Objectives

To be competent in this area, the individual must be able to: Identify and select several types of heat sources.


1. Describe types of boilers Gas, wood, electrical, oil

Steel, cast iron, copper tube

High and standard efficiency boilers

2. Describe heat pumps Air to air

Air to water

Geothermal forced air

Geothermal Hydronic

3. Describe water heater Gas;

Electric

On-demand

4. Describe solar water heaters Drain back

Evacuated tube

5. Describe types of furnaces Gas

Propane

Condensing

Electric

Oil

Wood

6. Describe efficiency types 80% efficiency

90% efficiency





Competency: L2 Describe Heat Distribution Systems

Objectives

To be competent in this area, the individual must be able to: Compare several distribution systems.


1. Describe Direct return/parallel Show diagrams and application

2. Describe Reverse return/parallel Show diagrams and application

3. Describe Series loop Show diagrams and application

4. Describe Mono flow Show diagrams and application

5. Describe Primary secondary Show diagrams and application

6. Describe zoning Show diagrams and application

7. Describe various duct fittings and pipe; registers; grills; louvre

Show diagrams and application

8. Describe types of airflow; downflow; upflow; horizontal


9. Describe return air Show diagrams and application

10. Describe supply air Show diagrams and application

11. Describe insulation of ducts – reasons and purposes






Competency: L3 Describe Environmental Considerations

Objectives

The learner will be familiar with the environmental considerations of the hydronic heating systems.


1. Excessive heat loss from radiant slabs High supply temperatures

Air temperature stratification

2. Reduced efficiency due to improper boiler selection, installation, control

3. Reduced efficiency and comfort due to improper furnace selection

Short cycling appliance; noisy operation; air temperature stratification

4. Reduced efficiency and comfort due to improper duct sizing and distribution design

Cold/hot rooms/areas; noisy outlets; potential interference with other combustion appliances

5. Reduced efficiency and comfort due to improper A/C or heat pump selection

Cold/hot rooms/areas; noisy outlets; air noise at supply or return grills; failure of compressor; noisy condenser




Line M: APPLY JOB SKILLS AND CAREER OPTIONS

Competency: M1 Describe Job Preparations to Maximize Efficiency

Objectives

To be competent in this area, the individual must be able to: Describe the preparations needed to ensure efficiency on the job.


1. Organizational skills

2. Task management

3. Job planning




Line (GAC): M APPLY JOB SKILLS AND CAREER OPTIONS

Competency: M2 Describe Principles of Effective Time Management

Objectives

To be competent in this area, the individual must be able to: Describe principles of effective time management and how the principles apply to their role on the job.


1. Developing to-do lists or action plans

2. Prioritizing tasks

3. Avoiding procrastination

4. 80-20 rule




Line (GAC): M APPLY JOB SKILLS AND CAREER OPTIONS

Competency: M3 Describe Effective Communication

Objectives

To be competent in this area, the individual must be able to: Describe the basic principles of effective communication and relate these principles to their role on the

job.


1. Listening skills

2. Customer service

3. Team work


Program Content Level 2H


Level 2H: Hydronics

Heating Technician



Line (GAC): O HYDRONIC SYSTEM DESIGN

Competency: O1 Calculate Heat Loss

Objectives

To be competent in this area, the individual must be able to: Describe how heat is lost from a building, complete a room by room heat loss calculation using the

Quality First Hydronic Design manual, and complete the data sheet included in the Quality First Hydronic Design manual for a heat loss calculation.

Learning Tasks Content

1. Describe and apply U factors Use Quality First Hydronic Design design manual

2. Describe and apply R factors

3. Describe and calculate Conductive Heat losses

4. Describe and calculate Air infiltration rates

5. Describe and apply Outdoor design temperatures

6. Describe and apply Indoor design temperatures





Competency: O2 Design Radiant Panel

Objectives

To be competent in this area, the individual must be able to: Size/design radiant floor panels. The trainees will be able to complete the radiant panel design data

sheet included in the Quality First Hydronic Design design manual.


1. Discuss proper zoning applications Quality First Hydronic Design design manual

2. Calculate floor output

3. Calculate required tube lengths and diameter

4. Calculate required tube spacing

5. Calculate required floor surface temp

6. Calculate required supply water temperature

7. Calculate required flow rates (gpm)

8. Calculate required pressure drop related to flow rates

9. Complete the panel design work sheet





Competency: O3 Describe System Components

Objectives

To be competent in this area, the individual must be able to: Identify and explain the purpose of select systems components.


1. Identify each of the following components and describe their intended purpose

Valves

o Ball

o Gate

o Globe

o Balance

o Check

o Zone

o Radiator

Heat exchanges

o Water to water

o Water to air

Heat emitters

o Baseboard

o Radiators

o Fan coils

o Radiant panels





Competency: O4 Size/Select Pump (Circ)

Objectives

To be competent in this area, the individual must be able to: Select and size the appropriate circulator and position the circulator correctly in a hydronic system.


1. Identify circulator types and compare their operation

Centrifugal

Wet rotor, 3 piece

2. Explain pump dynamics Relation of pressure differentials and flows

Head pressure

3. Use pump charts/curves Size circulators

4. Calculated flows (GPM) Flow formulas

5. Select and size circulator based on given criteria





Competency: O5 Size/Select Expansion Tanks

Objectives

To be competent in this area, the individual must be able to: Select and size the appropriate expansion tank and position the expansion tank correctly in a hydronic

system.


1. Identify expansion tank types and compare their operation

Diaphragm, closed, open

2. Explain expansion tank operation Expansion rates of water/glycol compressibility of air

Solubility of air into water

Point of no pressure change

Proper location

3. Use expansion tank charts/curves Size expansion tank

4. Calculate expansion Formula

5. Calculate volume required Formula

6. Select size expansion tank based on given criteria





Competency: O6 Size/Select Boilers

Objectives

To be competent in this area, the individual must be able to: Select and size a boiler.


1. Differentiate boiler types and their operation.

Fuel source, thermal mass, configuration, constructed material

2. Explain criteria to select boilers Input/ output ratings

Efficiency ratings

Calculate load/ demand

Use manufactures boiler charts

Explain criteria to size boilers

3. Select boiler based on given criteria Match boiler to system operation/application





Competency: O7 Describe and Apply Quality First Hydronic Design Guidelines

Objectives

To be competent in this area, the individual must be able to: Describe and apply Quality First Hydronic Design guidelines.


1. Calculate heat loss Complete heat loss data sheet

2. Design a radiant panel Complete radiant data sheet

3. Size and select circulation pumps Complete pump sizing data sheet

4. Size and select expansion tanks Compete expansion tank sizing data sheet

5. Size and select boilers Complete boiler summary data sheet

6. Describe the procedure for system commissioning

Review check list manual

7. Explain the Quality First Hydronic Design Guidelines for the design and installation of hot water heating systems

Refer to guidelines in all competencies


The learner shall complete a practical assessment on a comprehensive design (from given criteria) with a minimum score of 70%.

The final assessment for this module shall be based upon 40% of the theory assessment and 60% of the practical assessment.



Line (GAC): P HEAT RECOVERY VENTILATOR (HRV)

Competency: P1 Describe Basic Aspects of HRV

Objectives

To be competent in this area, the individual must be able to: Identify Heat Recovery Ventilators/systems and discuss their benefits.


1. Explain purpose HRV Air changes

Ventilation requirements

2. Describe HRV and their operation Construction of HRV unit and ducting system

3. Discuss benefits/effectiveness of HRV systems

Reduced house heat loss, healthier living environments




Line (GAC): P HEAT RECOVERY VENTILATOR (HRV)

Competency: P2 Design and HRV Layout

Objectives

To be competent in this area, the individual must be able to: Size and select Heat Recovery Ventilators and design an appropriate/system layout.


1. Explain criteria to size/select HRV Calculate ventilation load/ demand,

Fan sizing

Use manufactures HRV charts

2. Explain criteria to size and design

system layout Air flow dynamics, system pressures loss,

effective lengths, duct sizing, louver selection, ducting material selection


The learner shall complete a practical assessment on a comprehensive design (from given criteria) with a minimum score of 70%.




Line (GAC): Q INSTALLATION PRACTICES

Competency: Q1 Plan the Installation of Hydronic Systems

Objectives

To be competent in this area, the individual must be able to: Plan the installation of hydronic systems.


1. Adapt design to site conditions Importance of redesign when making installation changes to suit site conditions

2. Schedule work activities Examples of design changes

Complete work as per schedule

Importance in terms of efficiency

Examples of scheduling





Competency: Q2 Install Mechanical Components of Hydronic Systems

Objectives

To be competent in this area, the individual must be able to: Install mechanical components of hydronic systems.


1. Apply safe work practices Refer to WCB regulations applying to hydronic system installation

2. Cut and join piping materials

Identification of piping materials

Hydronic piping materials

Steel pipe

Copper pipe

Plastic pipe

Composite pipe

3. Install hydronic boilers and related equipment

Appropriate allowances and service clearances

Proper installation techniques


The learner shall complete a practical assessment on the installation of hydronic components with a minimum score of 70%.





Competency: Q3 Commission Hydronic System

Objectives

To be competent in this area, the individual must be able to: Install mechanical components of hydronic systems.


1. Apply safe work practices Refer to WCB regulations applying to hydronic system installation

2. Handle piping materials Describe identification of piping materials

Cut and join hydronic piping materials

Cut and join steel pipe

Cut and join copper pipe

Cut and join plastic pipe

Cut and join composite pipe

3. Install hydronic boilers and related equipment

Apply appropriate allowances and service clearances

Apply proper installation techniques when installing hydronic system components

4. Test and inspect pipe assemblies Pipe inspection procedures

Testing procedures


The learner shall complete a practical assessment on the installation of hydronic components with a minimum score of 70%.




Line (GAC): R CONTROL

Competency: R1 Describe and Evaluate Control Strategies

Objectives

To be competent in this area, the individual must be able to: Compare several control strategies.


1. Compare control strategies Thermal equilibrium

Control flow

Control temperature

Boiler set-point aquastats

Boiler and system reset

2. Describe near boiler control devices Describe relays

o Pump relays

o Combination relays

Compare methods to reduce water temperature

o 2-way valves (injection),

o 3-way mixing valves,

o 3-way diverting valves,

o 4-way valves,

o Primary/secondary pumping

o Variable speed pumping

Describe multifunction electronic controllers

o Electronic controllers

o House control

3. Describe control strategies Feedback loops

Inputs, set-points

Algorithms, outputs

4. Describe multifunction electronic controllers

Electronic controllers

House control





Competency: R2 Design a Control System and Prepare a Ladder Diagram Based on a Specific Application

Objectives

The learner will have designed a control system of a hydronic system based on given criteria. Each trainee will produce the ladder diagram illustrating that design.


1. Determine control strategy Review given criteria

2. Apply codes Electrical, Quality First Hydronic Design /manufactures guidelines

3. Describe ladder diagrams Describe series parallel circuits relay and relay contacts as they apply to ladder diagrams

4. Describe wiring applications for: Motorized zone valves

Heat-activated zone valves (wax)

Manifolds

Pumps as zoning devices

Single stage and double stage thermostats

Thermostat anticipators

Electronic room temperature units

Thermistors

5. Produce ladder diagram

Achievement Criteria

The learner shall complete a theory assessment on this module’s content with a minimum score of 70%.

The learner must demonstrate practical skills several times, consistently meeting industry standards as determined by the instructor.





Competency: R3 Install and Commission a Hydronic Control System

Objectives

To be competent in this area, the individual must be able to: Install and commission a hydronic control system from given criteria.


1. Apply electrical code to hydronic control system

Select appropriate rough or finish wiring for

hydronic control systems

Size wiring for hydronic control systems

Proper wiring practices involving securing, joining, fastening and location

2. Apply proper wiring practices as you install control systems

DHWH priority system including related equipment

SIM control system including automatic control and temperature sensor

Hydronic heating control system including:

o Thermostat

o Boiler controls

o Zone valves

o Temperature control valves

o Pump relays

o Branch circuits

o Boiler/system reset




Line (GAC): S CROSS CONNECTION CONTROL

Competency: S1 Select Appropriate Devices or Valves for Preventing Back Flow

Objectives

To be competent in this area, the individual must be able to: Explain back flow and select appropriate devices or valves to prevent it.


1. Explain the Hydraulic Theory of Back Flow

2. List causes of back flow

3. Explain recommended back flow procedures

4. Describe types of back flow preventers

5. Apply back flow procedures for various types of installations

6. Explain recommended installation practices and procedures






Competency: S2 Apply Approved Installation Procedures

Objectives

To be competent in this area, the individual must be able to: Install back flow devices bases on the type and application of selected devices.

Installation procedures will include proper location and application as well as allowances for accessibility, serviceability/maintenance.


1. Install air gap

2. Install air break

3. Install dual check

4. Install double check valve

5. Install reduced pressure back flow assembly

6. Install back flow assembly







Competency: S3 Test Cross Connection Control Devices

Objectives

To be competent in this area, the individual must be able to: Apply proper procedures to test cross connection devices. The number and type will be selected by

CCC Authority.

LEARNING TASKS

1. Apply test procedures set out by Authority

Achievement Criteria: The learner shall perform tests set out by Authority.



Line (GAC): T SERVICING AND TROUBLESHOOTING

Competency: T1 Troubleshoot a System Using Standard Methodology

Objectives

To be competent in this area, the individual must be able to: Troubleshoot a system using standard methodology.


1. Describe troubleshooting strategies Define troubleshooting

Linear thought process

Intuitive thought process

Explain “expert reasoning”

2. Apply troubleshooting procedures Gather system information

Troubleshooting tools

Pre-assessment based on information

Evaluate assessment

Determine validity of assessment

Classify problem

Perform a risk assessment of proposed repair






Competency: T2 Use Test Equipment

Objectives

To be competent in this area, the individual must be able to: Perform service and troubleshooting tasks using test equipment.


1. Use volt meter to malfunctioning electrical components

2. Use continuity test to determine continuity of circuits/components

3. Use pressure gauges to determine operation of expansion tank

4. Use thermometer and/or infrared temperature gun to determine operation of zone valves

5. Use ohm meter to determine operation of thermistors

6. Use hydrometer to determine glycol concentration







Competency: T3 Evaluate Existing System

Objectives

To be competent in this area, the individual must be able to: Use troubleshooting procedures to analyze and assess faults in hydronic systems.


1. Use troubleshooting procedures Wiring diagrams to analyze system and operational sequence

Current manufacturer bulletins

Interview sources to determine related activities that could cause the problem

Verify complaint with customers

Consult with experts

2. Gather system information

3. Use troubleshooting tools

4. Make a pre-assessment based on information gathered.

5. Evaluate assessment by performing a trial run

Observe the sequence

Identify any deviations to norm

6. Determine the validity of the assessments

Compare information gathered from the trial run

to that of pre-assessment

Perform diagnostic tests

Re-evaluate by performing a second trial run to determine if the assessment is incorrect.

7. Classify problem Component failure

Exterior fault

Human error

Design fault

Excessive demands





Competency: T4 Repair Systems

Objectives

To be competent in this area, the individual must be able to: Determine system faults make repairs to selected components of a hydronic system.


1. Perform a risk assessment of proposed repair

Justify repair/action

Communicate to customer

2. Communicate problem and repair with customer

Discuss causes for malfunction changes

Explain actions

3. Make repairs Replace parts

Repair parts

Upgrade parts

Redesign parts

Redesign system

4. Perform a final trial run to confirm correction

5. Re-commission system Complete safety check

Start up the system

Discuss proposed maintenance programs







Competency: T5 Service Components

Objectives

To be competent in this area, the individual must be able to: Ascertain service requirements and perform service procedures for hydronic system.


1. Service Hydronic Systems

Describe the benefits

Describe standard maintenance schedules

Differentiate between troubleshooting and servicing

Describe the importance of sensory information

2. Perform Service Procedures Pump

Boiler

Check liquid medium

Check water pressure

Check operation of zone controls




Program Content Level 2F


Level 2F: Forced Air

Heating Technician



Line (GAC): O HEAT LOSS & HEAT GAIN THEORY

Competency: O1 Describe the Basics

Objectives

To be competent in this area, the individual must be able to: Describe the flow of heat from hot to cold and explain the absorption of heat energy through infra red

(ultraviolet) radiation.


1. Laws of Thermal dynamics Heat energy in different parts of the light spectrum

Achievement Criteria The learner shall achieve a passing grade on Quality First Forced Air Guidelines Exam.




Competency: O2 Demonstrate Use of Indoor Design Temperatures

Objectives

To be competent in this area, the individual must be able to: Understand the significance of tables and how they are developed, and use tables to determine design

conditions for a given location.


1. Describe where data comes from Canadian Building Code

Quality First Design Manual

ASHRAE Fundamentals

2. Describe how tables were developed Canadian Building Code


ASHRAE Fundamentals

3. Describe how different locations have different design conditions

Canadian Building Code


ASHRAE Fundamentals





Competency: O3 Demonstrate Use of Outdoor Design Temperatures

Objectives

To be competent in this area, the individual must be able to: Understand the significance of tables and how they are developed, and use tables to determine design

conditions for a given location.


1. Describe where data comes from Canadian Building Code


ASHRAE Fundamentals

2. Describe how tables were developed Canadian Building Code


ASHRAE Fundamentals

3. Describe how different locations have different design conditions

Canadian Building Code


ASHRAE Fundamentals





Competency: O4 Describe Use of Heat Transfer Tables

Objectives

To be competent in this area, the individual must be able to: Use and understand heat transfer tables.


1. Articulate history Quality First Design Manual

2006 BC Building Code 2. Describe and indentify construction types

3. Describe and identift insulation

4. Identify R & U values

5. Calculate room-by- room

6. Apply estimating method

7. Apply solar gain





Competency: O5 Describe Special Considerations When Calculating Heat Loss

Objectives

To be competent in this area, the individual must be able to: Understand the effect of different construction types on heat loss.


1. Determine R value of various type of construction

Types of Construction

Construction R & U values


ASHRAE Fundamentals

Radiation

Convection

Conductance

Solar gain

2. Describe different ways heat can be transferrred

3. Explain thermal bridging

4. Explain direct heat loss through air leakage

5. Explain different types of insulation and insulating





Competency: O6 Describe Special Considerations When Calculating Heat Gain

Objectives

To be competent in this area, the individual must be able to: Understand the effect of different construction types on heat gain.


1. Differentiate construction types Quality First Design Manual

ASHRAE Fundamentals

Two layer of low e film to reflect infra red radiation from leaving the home

2. Apply construction R & U values

3. Understand heat transfer

4. Understand solar gain

5. Determine R value of various types of construction

6. Understand Low Emissivity films




Line (GAC): P HEAT LOSS/GAIN CALCULATIONS AND APPLIANCE SELECTION

Competency: P1 Calculate Room-by-Room Heat Loss and Heat Gain

Objectives

To be competent in this area, the individual must be able to: Complete a manual heat loss/gain calculation on a new construction dwelling in both room-by-room

and square foot method.


1. Calculate a heat loss/heat gain using room-by room method

Construction types

Insulation

Heat Loss theory

R & U values

Estimating methods

Solar gain

Quality First Forced Air Guidelines Manual

2006 BC Building Code

2. Calculate heat loss/heat gain using sqaure foot method.

Construction types

Insulation

Heat Loss theory

R & U values

Estimating methods

Solar gain







Competency: P2 Calculate Total Dwelling HL/HG & System CFM Summary

Objectives

The learner will be capable of completing a manual heat gain on a new construction dwelling in both room-by-room and square foot method.


1. Calculate a heat loss/heat gain using room-by room method

Construction types

Insulation

Heat Loss theory

R & U values

Estimating methods

Solar gain



2. Calculate heat loss/heat gain using sqaure foot method.

Construction types

Insulation

Heat Loss theory

R & U values

Estimating methods

Solar gain







Competency: P3 Describe Basics of Appliance Selection

Objectives

To be competent in this area, the individual must be able to: Apply total heat loss of a structure to the capabilities of an appliance.


1. Select a size of appliance that will be able to heat structure on the coldest day of the year to an (average indoor habitable area) of 72 degree F

2. Select an appliance with an air circulating fan of the best size

3. Select an appliance that is just large enough to meet the necessary requirements





Competency: P4 Complete Appliance Selection Worksheet

Objectives

To be competent in this area, the individual must be able to: Complete an appliance selection work sheet as per Quality First Forced Air Guidelines requirements.


1. Complete an appliance selection work sheet as per Quality First requirements

TECA Quality First Forced Air Guidelines




Line (GAC): Q EQUIPMENT – HEATING & A/C

Competency: Q1 Describe Efficiency Ratings

Objectives

To be competent in this area, the individual must be able to: Identify high, mid, and low efficiency equipment by reading the information on the rating plate.


1. Explain equipment efficiency Manufacturers’ specifications

ASHRAE fundamentals

2. Explain the ration of input energy to output energy as the source of the efficiency ratings

3. Explain the different types of efficiency ratings

4. Explain Steady State, AFue, SEER, COP and

5. Explain what makes a high efficiency furnace highly efficient

6. Understand pros and cons of different equipment choices.





Competency: Q2 Describe Furnaces

Objectives

To be competent in this area, the individual must be able to: Understand different types of heating system equipment and their use. High, low and mid efficient

furnaces, describe upflow, horizontal and downflow furnaces, and describe forced air handlers with hot.


1. Describe types of furnaces Manufacturers’ specifications

ASHRAE fundamentals

high, low and mid efficient furnaces

upflow, horizontal and downflow furnaces

2. Describe types and fundamentals of duct systems

Manufacturers’ specifications

ASHRAE

Radial

extended plenum

loop

3. Describe high velocity systems Manufacturers’ specifications

ASHRAE

4. Describe forced air handlers Manufacturers’ specifications

ASHRAE

Hot water coils, electric elements, and refrigeration coils

5. Understand pros and cons of different equipment choices





Competency: Q3 Describe Air Handlers

Objectives

To be competent in this area, the individual must be able to: Describe different forms of air handling equipment.


1. Describe Air Handling Equipment: Manufacturers’ specifications

ASHRAE fundamentals

Furnaces

Fan coils

dx coils

v-drive

2. Hot water fan coils

3. Understand pros and cons of different equipment choices





Competency: Q4 Describe Air Conditioners

Objectives

The learner will be familiar with and able to describe air conditioning.


1. Describe basic operation for refrigeration devices

Manufacturers’ specification sheets

2. Describe selection criteria for air conditioners

3. Describe refrigeration principals

4. Describe efficiency ratings: COP, HSPF, EER, SEER

5. Describe terms and definitions

6. Describe and apply climate considerations

7. Describe and apply placement of units

8. Apply code compliance

9. Describe types of air conditioners Split

Mini split

Wall mount

Water cooled






Competency: Q5 Describe Heat Pumps

Objectives

The learner will be familiar with and be able to describe heat pump equipment.


1. Efficiency ratings: COP, HSPF, EER, SEE Manufacturers’ specification sheets

2. Terms and definitions

3. Climate considerations

4. Placement of units

5. Code compliance





Competency: Q6 Describe Coils

Objectives

To be competent in this area, the individual must be able to: Understand the application and use of cooling coils.


1. Describe the types of coils Manufacturers’ specification sheets

2. Describe the configuration of coils




Line (GAC): R EQUIPMENT - OTHER

Competency: R1 Describe Hot Water Tanks

Objectives

The learner will be familiar with and able to describe types of hot water tanks.


1. Types of hot water tanks Manufacturers’ specification sheets

2. Energy ratings

3. Combustion theory

4. Efficiency

5. Comb systems

6. EnerGuide ratings





Competency: R2 Describe Tankless Hot Water Systems

Objectives

The learner will be familiar with and able to describe types of tankless hot water systems.


1. Types of tankless hot water systems Manufacturers’ specification sheets

2. Efficiency





Competency: R3 Describe Gas Fireplaces

Objectives

The learner will be familiar with and able to describe types of gas fireplaces.


1. Types of gas fireplaces and efficiency Manufacturers’ specification sheets

BC Gas Code

2. Types of venting

3. Energy ratings

4. Fireplace relevance to overall heating system

5. Combustion theory

6. Efficiency

7. Comb systems

8. Continuous flow, storage HWT

9. Decorative, heat rated fireplaces

10. EnerGuide ratings





Competency: R4 Describe Air Filter Types

Objectives

To be competent in this area, the individual must be able to: Understand filtration measurements and effects on duct systems.


1. ASHRAE Dust Spot ASHRAE fundamentals

MERV Scale

2. MERV Rating

3. ArRestistance & HEPA scale

4. Odor absorption

5. Types of filters: pleated, electrostatic, electronic, equipment protection

6. Pressure drop, initial & final

7. UV light

8. Use with turning vanes





Competency: R5 Describe Ultraviolet Lights

Objectives

To be competent in this area, the individual must be able to: Understand and apply purpose of UV light filters to improve air quality.


1. UV light uses

ASHRAE fundamentals

MERV Scale




Line (GAC): S SYSTEM CONTROLS

Competency: S1 Describe Thermostats and their Use

Objectives

To be competent in this area, the individual must be able to: Appropriately describe and apply thermostats for residential applications.


1. Theory

2. Different type of controls

3. Thermostat types

4. Heat anticipation

5. Zoning controls

6. Wire rating and size

7. 24v and millivolt

8. Additional considerations for millivolt control systems





Competency: S2 Describe Timers and their Use

Objectives

To be competent in this area, the individual must be able to: Understand and apply timers for residential needs.


1. Primary exhaust fan

2. Interlocking





Competency: S3 Describe Dehumidstats and their Use

Objectives

To be competent in this area, the individual must be able to: Understand and apply how dehumidistats control dwelling humidity.

LEARNING TASKS

1. Use of dehumidistats

2. Types

3. Within circulating fan






Competency: S4 Describe Humidistats and their Use

Objectives

To be competent in this area, the individual must be able to: Understand and apply the use of a humidistat and how it functions.

LEARNING TASKS

1. Use of humidistats

2. Types

3. Mounting




Line (GAC): T REFRIGERATION BASICS

Competency: T1 Describe Refrigeration Cycle

Objectives

To be competent in this area, the individual must be able to: Understand refrigeration principles.


1. Tools Manufacturers’ installation instructions


CFC ticket 2. Refrigeration principals

3. Applications in residential equipment

4. Different refrigerants and characteristics

5. Sequence of operation

6. Heat pump defrost cycles

7. Back-up heat for heat pumps

8. Air delivery temperatures

9. Basic start-up procedures





Competency: T2 Describe Refrigeration Components

Objectives

To be competent in this area, the individual must be able to: Understand refrigeration components.




CFC ticket 2. Applications in residential equipment











Competency: T3 Describe Refrigeration Accessories

Objectives

To be competent in this area, the individual must be able to: Understand refrigeration accessories.




CFC ticket 2. Refrigeration principals

3. Applications in residential equipment











Competency: T4 Describe Refrigerants

Objectives

To be competent in this area, the individual must be able to: Understand refrigerants.


1. Describe different refrigerants and their characteristics

Manufacturers’ installation instructions


CFC ticket




Line (GAC): U BASICS OF AIRFLOW

Competency: U1 Describe Basics of Air & Air Movement

Objectives

To be competent in this area, the individual must be able to: Understand and be able to describe: the proper placement of grilles; the pros & cons of grille selection

and placement; the selection of appropriate grilles and registers.


1. Pressure loss TECA Quality First Basics of Air Manual

2. Placement: ceiling vs low wall pros & cons

3. Theory

4. Sound levels

5. Throw

6. NC rating

7. DBA rating

8. Velocity through a grille/register

9. Aesthetics

10. Thermal comfort

Achievement Criteria The learner shall achieve a passing grade on Quality First Basics of Air Exam.




Competency: U2 Describe Pressure and How it is Measured

Objectives

To be competent in this area, the individual must be able to: Describe the affects and effects of pressure under the conditions of duct systems; be able to measure

and pressure and velocity in a duct system under different conditions.


1. Describe velocity through a grille/register TECA Quality First Basics of Air Manual





Competency: U3 Describe Duct System Pressure Losses & Design Implications

Objectives

To be competent in this area, the individual must be able to: Understand and be able to apply the principals of pressure losses and apply appropriate duct system

design.


1. Pressure drop through duct fittings TECA Quality First Basics of Air Manual

2. Types of duct fittings





Competency: U4 Describe Fan Operation, System Airflow & Design Implications

Objectives

To be competent in this area, the individual must be able to: Describe and apply understanding of fan function and purpose, and airflow, and apply design

implications.


1. Fan operations TECA Quality First Basics of Air Manual

2. Airflow methods and limitations

3. Design considerations for compensation





Competency: U5 Describe Additional Airflow Considerations

Objectives

To be competent in this area, the individual must be able to: Understand and be able to apply various airflow considerations that affect pressure and velocity.


1. Pressure loss TECA Quality First Basics of Air Manual

2. Velocity





Competency: U6 Complete Airflow Measurements with Various Fittings

Objectives

To be competent in this area, the individual must be able to: Measure and calculate airflow by using different duct fittings, and apply various airflow conditions to

the duct system.


1. Use and manipulations of airflow model TECA Quality First Basics of Air Manual




Line (GAC): V DUCT LAYOUT & SIZING

Competency: V1 Describe the Basics of Duct System Design

Objectives

To be competent in this area, the individual must be able to: Apply basic principles of duct system design.


1. Manufacturers’ specification sheets Quality First Forced Air Guidelines Manual

BC Building Code


Air Handling equipment: furnaces, fan coils, dx coils, v-drive

High velocity systems

Equipment efficiency

Operation costs

2. Heat Loss Sheet

3. Appliance Selection Sheet

4. Duct Design Sheet

5. Reading manufactures’ specification sheets

6. BC Building Code compliance




Line (GAC): V DUCT LAYOUT AND SIZING

Competency: V2 Describe Types of Supply Air System Layouts

Objectives

To be competent in this area, the individual must be able to: Understand and apply types of supply air systems in a ducted heating/cooling system.


1. Types of duct systems: radial, extended plenum, loop

2. How supply air functions and affects systems





Competency: V3 Describe Types of Return Air System Layouts

Objectives

To be competent in this area, the individual must be able to: Understand and be able to describe and apply: the proper placement of grilles; the pros & cons of

grille selection and placement; the selection of appropriate grilles and registers.


1. Pressure loss


3. Theory

4. Sound levels

5. Throw

6. NC rating

7. DBA rating


9. Aesthetics

10. Thermal comfort





Competency: V4 Design a Supply Air System

Objectives

To be competent in this area, the individual must be able to: Design a supply air system with the proper placement of grilles; the pros & cons of grille selection and

placement; the selection of appropriate grilles and registers.


1. Pressure loss


3. Theory

4. Sound levels

5. Throw

6. NC rating

7. DBA rating


9. Aesthetics

10. Thermal comfort





Competency: V5 Design a Return Air System

Objectives

To be competent in this area, the individual must be able to: Design a return air system.


1. Supply trunk sizing tables TECA Quality First Forced Air Guidelines Manual

2. Branch duct sizing

3. Air system worksheets

4. Worksheet use





Competency: V6 Describe High Velocity (Mini Duct) System

Objectives

To be competent in this area, the individual must be able to: Understand how to read and extract required information from manufacturers’ specification sheets,

explain the differences in operation of Low Velocity and High Velocity systems, and explain the operating cost differences of Low Velocity and High Velocity systems.


1. High velocity systems Manufacturers’ specification sheets

2. Aspiration

3. Unique considerations




Line (GAC): W DUCT INSTALLATION

Competency: W1 Plan the Installation and Layout of a Forced Air Heating and Cooling System

Objectives

To be competent in this area, the individual must be able to: Layout a residential duct system, understand the effects of fittings on air flow, and understand correct

placement of registers & grilles.


1. Layout a duct system Quality First Forced Air Guidelines Manual

Types of measuring and layout equipment

Equipment operating procedures

Organize measuring and layout equipment

Select measuring and layout equipment

Clean and store measuring and layout equipment

2. Round duct/rectangular duct

3. Aspect ratio

4. Compromise of performance vs. living space: ceiling height & appearance





Line (GAC): W DUCT INSTALLATION

Competency: W2 Demonstrate Material Take-off, Ordering and Custom Fitting Design

Objectives

To be competent in this area, the individual must be able to: Measure for a custom fitting, layout and construct a custom fitting, estimate material required for a

custom fitting.


1. Understand standard duct systems Triangulation method and its applications

Formulas

Types of joints such as standing, and slip and drive

Types of seams such as button lock, Pittsburgh lock and groove seams

Seam and material thickness allowances

Visualize finished product

Determine views required for layout

2. Understand what a custom fitting is

3. Draw and fabricate a plenum transition, radius duct elbow, basic duct work

4. Custom fitting layout; draw a 3D picture

5. Make a plenum transition on site





LINE W: DUCT INSTALLATION

Competency: W3 Describe Materials Used to Seal Ducting and their Performance

Learning Objectives: The learner will be able to understand correct use and procedures for using duct sealants.


1 Leakage classification

2 Standards for allowable leakage

3 Why do we seal ductwork?

4 Knowledge of bend allowances

5 Knowledge of types of sealant such as silicone and caulking

6 Ability to select sealant for application

7 Ability to use various sealing techniques such as welding, soldering, caulking and taping

8 Ability to close gaps around penetrations

Achievement Criteria: The learner shall complete a theory assessment on this module’s content with a minimum score of 70%.



LINE X: WIRING

Competency: X1 Describe What is Electricity

Learning Objectives: The learner will be able to understand what electricity is.


1 Describe the three ways to create electricity

2 Describe the generation of electricity

Understand the movement of electrons in a wire

3 What is Voltage

4 What is Amperage

5 What is resistance

6 Ability to select sealant for application

7 Describe Ohms Law




LINE X: WIRING

Competency: X2 Describe Basic Electrical Safety

Learning Objectives: The learner will be able to work on electrical equipment without risking any personal injury.


1 Identify electrical disconnects Circuit breakers Manual pull disconnects Toggle switches Measure voltage of circuit Use a voltage test probe

2 Identify the voltage of different electrical circuits

3 Learn operation of different disconnects

4 Learn installation of locking out devices

5 Learn who has the responsible for turning on a circuit




LINE X: WIRING

Competency: X3 Demonstrate (Low Voltage) Control Wiring for Thermostats

Learning Objectives: The learner will demonstrate ability to wire class 2 circuits for low and line voltage.

LEARNING TASKS

1 Prepare for electrical endorsement course

2 How to wire from disconnect to equipment

3 How to wire thermostats

4 Components

5 Safety

6 Wire conventions

7 Requirements of grounding for safety and operation

8 Polarity

9 Rules regarding the pulling of control wires through a framed structure





LINE X: WIRING

Competency: X4 Demonstrate Class 2 Electrical Circuits for HVAC Equipment

Learning Objectives: The learner will demonstrate wiring of HVAC equipment and various accessories.


1 Wiring conventions

2 Electrical components found in HVAC equipment and accessories

3 Grounding requirement

4 The definition of a relay

5 How to identify relays

6 Installation of a basic relay circuit

7 How to install a relay into a basic make-up air fan installation





LINE Y: VENTILATION

Competency: Y1 Describe Why Ventilation is Used

Learning Objectives: The learner will be able to identify various ventilation methods, discuss benefits of various systems, and select appropriate system for specific dwelling & heating system choice.


1 Equipment types TECA Quality First Ventilation Guidelines

2 HRV Vent BC Course

3 Fans Ventilation requirements

4 ERV BC Building Code




LINE Y: VENTILATION

Competency: Y2 Describe Ventilation Theory

Learning Objectives: The learner will be able to apply and describe the concepts of ventilation.


1 Principles of ventilation TECA Quality First Ventilation Guidelines

2 Need for ventilation

3 Components of a ventilation system




LINE Y: VENTILATION

Competency: Y3 Describe BC Ventilation Code

Learning Objectives: The learner will be able to understand and apply the BC Ventilation Code in heating/cooling system design and installation.


1 Application of BC Ventilation Code for residential purposes

TECA Quality First Ventilation Guidelines Ventilation requirements BC Building Code




LINE Y: VENTILATION

Competency: Y4 Describe Ventilation Requirements

Learning Objectives: The learner will be able to describe and apply the necessary components for a ventilation system in a ventilation system design and calculation.


1 Air Change BC Ventilation Code Manufacturers’ fan curves

2 Ventilation components





LINE Y: VENTILATION

Competency: Y5 Describe and Select Ventilation Equipment

Learning Objectives: The learner will be able to select appropriate ventilation equipment.


1 Layout ventilation systems for: HRV; central exhaust; and distributed ventilation systems

TECA Quality First Ventilation Guidelines Manufactures specification sheets

2 Size duct systems for: “General” ventilation systems and “Zoned” ventilation systems





LINE Y: VENTILATION

Competency: Y6 Glossary of Ventilation Terms

Learning Objectives: The learner will understand the terms used in ventilation.


1 Learn the different components of different types of ventilation systems, their use and there common names

TECA Quality First Ventilation Guidelines TECA Quality First Basics of Air ventilation

dictionary





LINE Y: VENTILATION

Competency: Y7 Demonstrate Make-Up Air Systems (and Reheat)

Learning Objectives: The learner will be able to size a make-up air system, size reheat requirements, and assess reasons for make-up air.


1 How to read fan curves BC Ventilation Code Manufacturers’ fan curves

2 How to calculate reheat required

3 How to size connected duct

4 Assessment of make-up air

5 How to deal with un-rated exhaust equipment

6 How to determine the volume of air flowing in an unrated exhaust system

7 How to determine the duct system design pressure drop using Quality First Ventilation Guidelines duct sizing tables

8 Be able to apply the ‘Forced Air’ ‘Heat equation’ BTU/HR= CFMx1.1x DeltaT

9 Be able to convert Btu/hr to Kilowatts





LINE Y: VENTILATION

Competency: Y8 Demonstrate Depressurization Test

Learning Objectives: The learner will understand performance-based test for negative pressure.


1 BC Ventilation Code

2 Understand chimney safety: warm/cold neutral pressure

3 Perform a depressurization test

4 Complete required paper work





LINE Z: EQUIPMENT COMMISSIONING

Competency: Z1 Describe Installation and Commissioning Requirements

Learning Objectives: The learner will understand basic commissioning procedures.


1 Fill out Quality First check list. Quality First Forced Air Guidelines






Competency: Z2 Measure Temperature Rise/Drop and Describe Implications

Learning Objectives: The learner will understand how, where and why temperature rise effects equipment and performance of complete system.


1 Demonstrate how to take a temperature rise Manipulation of duct thermometer to record the inlet and outlet temperatures of a furnace / fan coil

Measurement of the outlet temperature of the furnace flue gas

2 Demonstrate how to read and use various types of thermometers

3 Describe the heat equation and the significance of the differential temperature to the total heat being transferred

4 Explain why efficiencies of mid and low efficiency furnaces must be limited (to allow safe venting of flue products)






Competency: Z3 Describe Measurement of Energy Used

Learning Objectives: The learner will understand total consumption rates of an appliance and be able to determine the efficiency of an appliance.


1 Learn how to clock a gas meter to calculate the volume of fuel being consumed at any firing rate

Charts to acquire Fan CFM at different fan speeds

Ammeter to record current being consumed

Fan for btu/hr to watts to determine the btu/hr being consumed or generated

2 Use a Volt meter to record the voltage at the appliance

3 Apply the conversation factor

4 Compare the input energy and the total output energy to determine the efficiency of the appliance

5 Use a calculator to determine the watts being consumed by the appliance

6 Convert the energy consumed by the gas burner to watts

7 Measure the current being consumed by a gas furnace/ fan coil and convert the consumption to watts

8 Measure the current been drawn by a Heat Pump and convert the measurement to watts

9 Measure the heat output from a Heat Pump in btu/hr then convert to watts




LINE AA: MUNICIPAL PERMIT APPLICATION

Competency: AA1 Complete a Municipal Permit Application Package

Learning Objectives: The learner will understand code compliance and be able to complete appropriate documentation.


1 Heat Loss Sheet Quality First BC building Code Manufacturers’ specification sheets 2 Appliance Selection Sheet

3 Duct Design Sheet

4 Reading manufactures specification sheets

5 BC Building Code compliance


The learner shall complete a practical assessment on a complete system design package(s) with a minimum score of 70%.



LINE AB: SERVICE & TROUBLESHOOTING

Competency: AB1 Describe Appliance Operation Sequence and Troubleshooting

Learning Objectives: The learner will understand how to use basic test equipment and how to read sequence of operation, and how to apply to determine fault with equipment.


1 Demonstrate how to read a sequence of operation

Manufacturers’ specification sheets Define troubleshooting Describe linear thought process Describe intuitive thought process Explain “expert reasoning” Gather system information Use troubleshooting tools Make a pre-assessment based on

information Evaluate assessment Determine the validity of the assessment Classify problem Perform a risk assessment of proposed

repair

2 Describe Troubleshooting Strategies

3 Apply Troubleshooting Procedures

4 Demonstrate how to use a volt/ohm meter

5 Demonstrate how to use a clap-on amp meter

6 Explain the sequence of operation of a furnace safety circuit: modern furnace and old furnace






Competency: AB2 Describe Furnace Components & Sequence of Operation

Learning Objectives: The learner will be able to identify the components of three different categories of furnaces: standard-efficiency, mid-efficiency and high-efficiency.


1 Identify components of standard, mid and high efficiency furnaces Furnace manuals with exploded views of the

furnaces and the individual components






Competency: AB3 Describe Heat Pump & A/C Components & Troubleshooting

Learning Objectives: The learner will observe operation of a heat pump and monitor its operating parameters, and be able to test the control circuit to find the faulty component.


1 Understand the control sequence of a heat pump

Understand a heat pump thermostat manual

2 Understand the operation of a heat pump thermostat

3 Know how to install a fossil fuel kit and set it up to operate according to the balance point of the system

4 Understand the operation of a reversing valve






Competency: AB4 Perform Preventative Maintenance

Learning Objectives: The learner will demonstrate an understanding of basic preventive maintenance techniques by servicing “serviceable” system components.


1 Understand manufacturers’ recommendations Manufacturers’ installation instructions

2 Demonstrate ability to apply techniques and use tools to service equipment

3 Use a manometer to verify the correct gas pressure input

4 Clean a condensate drain

5 Check a vent system for debris or dirt






Competency: AB5 Describe Safety Shut-Downs

Learning Objectives: The learner will understand the significance of safeties in mechanical systems and why they are there.


1 Describe temperature rise and other conditions which will trigger safety shut-downs

BC Gas Code High vent temperature limit switch High air temperature limit Flame roll out switch at draft hood or at

burner Air flow proving switch /differential

pressure switch Mechanical fan control Electronic circuit board and fan

control/speed logic

2 Describe the different safety switches on a modern furnace and an older furnace

3 Explain the installation of safety devices on a series circuit with the gas valve

4 Explain why the high temperature limit switches turn off the gas valve only

5 Check a vent system for debris or dirt

6 Testing of start capacitor on a PSC motor

7 Explain the operation and function of a thermocouple

8 Explain the operation and the function of a flame rectification circuit


Program Content Section 4


SECTION 4

TRAINING PROVIDER STANDARDS



REQUIRED TEXTBOOKS

All CHT instructors and trainees are required to ensure they use the most current textbooks for the CHT program. Required texts include:

TECA’s Quality First Basics of Air Manual TECA’s Quality First Forced Air Guidelines Manual, TECA’s Quality First Ventilation Guidelines Manual; TECA’s Quality First Hydronic System Design Manual; BCIT Level 1 – Common Core CHT Workbook/Textbook



RECOMMENDED REFERENCES AND TEXTBOOKS All CHT instructors and trainees are required to ensure they use the most current standard for safety (WorkSafeBC), Building Codes, Industry specifications, ITA policies, etc.:

BC Building Code 2006 includes Plumbing Code (most current available)

WorkSafeBC Safety Regulations (most current available)

BC Electrical Code 2006 (most current available)

BC electrical code “simplified”, Peter Knight, Author

Industry Training Authority (ITA)

www.itabc.ca

Workers’ Compensation Board of BC (WorkSafeBC)

www.worksafebc.com



TRAINING FACILITIES STANDARDS

Principles and General Standards Facilities shall offer a safe and productive learning environment.

Facilities shall be appropriate for delivery of instruction at each level of training.

Meets applicable municipal zoning bylaws for technical instruction and education facilities.

Conducts a safety review of the program's facility and equipment annually and meets applicable safety standards/regulations.

Classrooms, labs, shops and work sites are safe, properly maintained, and in good repair.

Suitable for the size of the class.

Temperature, noise, ventilation, light, and particulate control are maintained at appropriate levels.

Storage space is functional and sufficient for instructional materials, supplies and equipment.

Instructor work stations are adequate and appropriately equipped.

Trainees work areas are adequate and appropriately equipped.

Facilities have adequate floor area and ceiling heights.

Specific Guidelines/Minimum Requirements Indoor shop/lab area: 115 to 135 sq. ft. per trainees; ceiling height 12 ft. minimum

Outdoor construction area: 275 to 300 sq. ft. per trainee

Classroom area: 35 to 40 sq. ft. per trainee

Material Storage: 35 to 40 sq. ft. per trainee

Tool Storage: 10 sq. ft. per trainee

Instructor office/small meeting space: 120 to 150 sq. ft.

Clean-up/waste area: 120 to 150 sq. ft.



INSTRUCTOR QUALIFICATIONS

Principles and General Standards

The instructor qualifications shall be suitable for the program and level of technical training.

The instructor experience shall be appropriate for the program and level of technical training.

The instructor shall demonstrate effective educational practice in materials and techniques.

The instructor holds a BC Certificate of Qualification in the industry.

The instructor has acquired appropriate training on equipment to ensure proper instruction to trainees.

The instructor demonstrates a broad range of knowledge of the training content.

The instructor has practical and teaching experience sufficient to deliver the program effectively.

The instructor demonstrates industry practical experience reflected in the training content.

The instructor prepares well designed instructional materials and lesson plans.

The instructor uses effective instructional techniques.

The instructor uses a variety of methods in delivery of instruction.

Specific Qualifications The instructor should possess:

A BC Certificate of Qualification and/or Inter-Provincial Red Seal Certificate in one or more trades related to residential construction, particularly Carpentry, Electrical or Plumbing;

A Provincial (BC) Instructors Diploma or completion of a Train the Trainer program.

A minimum of 5 years experience working in the Domestic/Residential Heating industry.

Experience of 2 years or more teaching or training is also preferred.

The requirement for a trades credential may be waived if the individual has substantial industry and training experience.



TRAINING RESOURCES

Principles and General Standards

Tools and Lab/Shop Equipment Adequate tools and equipment shall be available for each level of training.

Equipment shall be well maintained and operated in a safe manner.

Tools and equipment meet the standard identified in the ITA Program Outline for each level of technical training.

Tools are suitable for the task being performed.

The tools and equipment used in the program reflect the types used in the industry.

Equipment is suitable for demonstration.

The tools and equipment exist in sufficient quantity for efficient and effective instruction of the class size.

Trainees have ample time and opportunity to access tools and equipment.

Equipment is in good repair and maintained regularly.

Appropriate safety and personal protective equipment is available and in use.

All shields, guards, and other safety devices are in place, operable and used where required.

The classroom/lab and its equipment are reasonably set-up within a systematic flow of production.

Supplies and Materials Trade supplies and materials shall be available in sufficient quantities for each module.

Instructional materials shall be adequate to meet the objectives of the program and available to all trainees.

Trade supplies and materials are available in sufficient quantities to support the program effectively.

Instructional materials support ITA approved standards and objectives.

Instructional materials are available for all trainees through all modules of the program.



TRAINING RESOURCES

Level 1: COMMON CORE Note: Since training shops differ from place to place, the following is only a guideline for shop equipment.

The tool list is based on the following assumptions:

16 trainees per class Trainees will do shop activities in two person teams (i.e. odd numbered teams promote the “odd

person out”, and leave one person doing little learning) Projects can be staggered between groups, thus reducing the demand for high numbers of equipment Tools are listed in groups of 2, 4 or 8 to accommodate 8 - two person teams The shop has adequate tool shortage cabinets

Hand Tools List combination pliers cold chisel Center punch Allen Keys Caulking gun olfa knife Robertson screwdrivers: green, red, black Phillip screwdrivers: CP1, CP2, CP3 Flat screwdrivers 10”, 8”, 6” adjustable spanners combination square bevel square side cutters levels tin snips vice grips

tool box chalk line hack saw hammer duckbill vice grips 25’ tape measure: metric and

imperial plumb bob pry bar files: flat, round, half round, square pipe wrenches pipe cutter crimpers sheet metal hammer bar plumber’s torch and solder

Trainee-Owned Tools Safety glasses and hearing protection

(personal or disposable) 25 foot (carpenter quality) metric and imperial

tape measures Right & Left Snips 3’ Steel Rule Utility knife Quality mutli-driver screwdriver

Needle nose pliers Linesman pliers Scribe Carpenter pencils Leather work gloves Safety boots Carpenter quality tool belt

Note: The above tools may be provided by the training institution. Equipment such as scaffolds, brakes, shears and other large/costly items can be rented to reduce costs.

Required Texts Quality First Ventilation Guidelines (most current available) Quality First Forced Air Guidelines (most current available) Quality First Basics of Air Guidelines (most current available) Quality First Hydronic Design Guidelines (most current available) BCIT Level 1 – Common Core CHT Workbook/Textbook



TRAINING RESOURCES

Level 2H: HYDRONICS The number of units provided will allow each trainee adequate availability of tools and materials to effectively carry out practical projects.

This list is in addition to the tools and materials included in Level 1.

Sufficient equipment and material must be available to trainees to complete "installation of hydronic components".

Valves: Ball, gate, check, flow control, globe, radiator, differential pressure, zone

Required Texts Quality First Ventilation Guidelines (most current available) Quality First Hydronic Design (most current available) BCIT-CIPH National Hydronics Program or Equivalent

1 unit per 2 trainees Boiler Expansion tank Water make up Radiant manifold Temperature control valve Heat emitter Hear recovery ventilator Zone valve DPDT relay SPST switches 24 volt transformer Electrical junction boxes 18 gauge wire Wire connectors



TRAINING RESOURCES

Level 2F: FORCED AIR

All instructors and trainees are required to ensure they use the most current standard for safety (WorkSafeBC), Building Codes, Industry specifications, ITA policies, etc.

Required text books Quality First Forced Air Guidelines (most current available) Quality First Basics of Air (most current available) Quality First Ventilation Guidelines (most current available) ITA Level 2 Forced Air (formerly labeled Module D) Learning Resource Package or Equivalent

Recommended text books

BC Building Code 2006 includes Plumbing Code (most current available) ASHRAE Fundamentals (most current available) SMACNA Fundamentals (most current available)

Documents

Heating Technician Outline January 2014 - ITA BC · 2014-01-08 · Consideration L3 1 1 1 . Program Overview Heating ... S3 2H 2H 2H ... Describe Duct System Pressure Losses & Design