Preparing for the Job

1 | WEATHERIZATION ASSISTANCE PROGRAM STANDARDIZED CURRICULUM – July 2012 eere.energy.gov

Preparing for the Job

WEATHERIZATION INSTALLER/TECHNICIAN FUNDAMENTALS

WEATHERIZATION ASSISTANCE PROGRAM STANDARDIZED CURRICULUM – July 2012


Learning Objectives

By attending this session, participants will be able to:

• Determine the requirements of basic work order components.

• Match tools and materials to the work scope.

• Recognize work order errors and oversights.

• Identify the various tools and equipment associated with typical weatherization measures.

• Demonstrate safe techniques for loading and unloading equipment to/from a truck.

• Describe the importance of a well-organized trailer and job site for productivity and safety.

PREPARING FOR THE JOB


Pre-Job Planning

Photo courtesy of Maine State Housing Authority



Typical Work Order

Anytown CAP

Anytown, USA

Purchase Order

To: Anytown Weatherizers

Anytown, USA

Anytown CAP

Contact: Andy Auditor

(XXX)XXX-XXXX

Client: John Homeowner

92 Norton Hill Road

Anytown, USA

(XXX) XXX-XXXX (Call after 8:00 a.m.)

Turn onto Norton Hill Rd. from Main Street @ AnytownPO. Yellow House 0.6 miles on right.

Photo courtesy of the US Department of Energy



Floor Plan

Unheated Kitchen

Den

Living

Bath

BRGarage

Shed

Stair

OpenPorch

16’

26’

15’

12’8’

16’

Green = Conditioned space

7’ cellar under main house

Den & Kitchen Floor ≈ 1 foot clearance to ground

Second floor

12’

N

BR

BR

H

13’



Pre-Job Planning – Exercise #1

Pre-Job Planning

(1 hour)



1. Carefully air seal wall between kitchen and shed by stuffing large holes with scrap fiberglass and sealing over with spray foam. Seal wire penetrations with spray foam. Install weatherstrip and door sweep on door. Materials: Scrap batt fiberglass, two cans expanding one-part foam, one Porta Seal weatherstrip, one flexsteel door sweep, two tubes silicone caulkTools: Caulk gun, tin snips, cordless drill and bits

2. Install continuous 6 mil poly ground cover under kitchen and rear addition. Material: 300 sq’ 6 mil polyTools: n/a

3. Install (brandname) 1.5 sone bath fan vented to gable end as per State Technical Manual (STM), using 4” metal duct sloped slightly to exterior. Seal all joints. Insulate duct. Materials: 1 bath fan, 8 feet of 4” metal duct, one 4” elbow, 1 qt RDC#6, 1 exterior vent hood, 10 feet of 4” duct insulationTools: Reciprocating saw, cordless drill, standard weatherization tools, electrical hand tools, spatula or paintbrush

4. Seal around main house chimney flashing as per STM. Material: 1 quart plastic roof cementTools: Spatula, protective gloves

Task List #1



Task List #2

5. Seal all furnace duct work. Material: 1 gallon RDC#6 mastic, two rolls web-type drywall tapeTools: Spatula, paintbrush, utility knife, latex gloves, cordless drill and bits

6. Air seal all penetrations from living space to attics as per STM. Materials: 1 can one-part foam for plumbing vent stack and around new bath fan, 2 tubes caulk for all wire penetrations, 4 sq’ galvanized steel and 1 tube high temperature caulk for chimney chaseTools: Caulk gun, tin snips, standard weatherization toolkit

7. Replace existing hatch (include photos) with new airtight, insulated attic hatch as per STM. Materials: 4 sq’ ¾” AC plywood, 20’ #2 pine 1”x 4”, 8’ weatherstrip, two 3” hooks & eyes, 8 sq’ 2” rigid foam insulation (2 layers), misc fastenersTools: Standard weatherization toolkit, reciprocating saw, cordless drill and bits

8. Tag location of any knob and tube wiring to be buried by attic insulation.

9. Dense pack main house slopes with cellulose as per STM. Material: 416 sq’ x 6”Tools: Insulation machine and hoses, standard weatherization toolkit



10. Install 12” cellulose on attic flats as per STM. Material: Main house = 204 sq’, kitchen ell = 180 sq’, rear addition = 128 sq’Tools: Insulation machine and hoses

11. Dense pack all walls with cellulose as per STM. Material: 945 sq’ x 4”Tools: Insulation machine and hoses, 1.5” fill tube, ½” electric drill, 2.5” wood hog drill bits, weatherization toolkit

12. Weatherstrip and door sweep front and rear doors as per STM.Materials: Two Q-lon™ weather-strips, two Flex-steel™ door sweepsTools: Tin snips, cordless drill and bits, weatherization toolkit, caulk gun

13. Close off uphill basement window. Materials: Three sq ft ¾” CDX, 1 qt wood primer, necessary caulk and fasteners Tools: Caulk gun, paintbrush, cordless drill, weatherization toolkit

14. Insulate box sills in basement and crawl spaces per STM using two-part foam. Be sure that two-part foam seals to 6 mil poly ground cover and first floor sub-flooring. Materials: One 200 bd ft. two-part foam kitTools: Weatherization toolkit

Task List #3



Items From Truck Inventory

After reviewing the work order, determine which materials will come from where. The following materials are already on the truck:

•Four tubes silicone caulk

•Ten feet of 4” duct insulation

•Three cans one-part foam

•One tube high-temperature caulk

•Four square feet ¾” AC plywood

•Two hooks and eyes

•Eight feet neoprene bulb (bulk roll) weatherstrip

•Wiring tags

•Three square feet of ¾” CDX plywood

•Fasteners (screws – nails)

•Scrap fiberglass batt



Items from CAA Warehouse

These items are in the warehouse and should be loaded into the truck before heading out to the job:

•One 200 board foot two-part foam kit

•One gallon RDC#6 mastic



Materials from Local Supplier

• One PortaSeal™ weatherstrip

• One Flexsteel™ door sweep

• Three hundred square feet 6 mil poly

• One 100 CFM bath fan

• Eight feet of 4” metal duct

• One 4” elbow

• One exterior vent hood

• One quart plastic roof cement

• Two rolls web-type drywall tape

• Four square feet galvanized steel sheet metal

• Twenty feet #2 pine 1”x 4”

• Eight square feet 2” rigid foam insulation

• Two Q-lon™ weatherstrips

• Two Flex-steel™ door sweeps

• One quart wood primer



• Weatherization toolkit

• Caulk gun

• Tin snips

• Cordless drill and bits

• Reciprocating saw

• Electrical hand tools

• Spatula and paintbrush

• Protective gloves

• Utility knife

• Latex gloves

• Insulation machine and hoses

• 1.5” fill tube

• ½” electric drill

• 2.5” wood hog drill bits

Having the Tools for the Job




Trucks and Trailers

Photos courtesy of NRCERT



NRCERT Truck Side Hatch

Photo courtesy of the US Department of Energy


MATERIALS, TOOLS & EQUIPMENT

Photos courtesy of the US Department of Energy


Safe Lifting

Keys to Safe Lifting•Back straight

•Knees bent

•Object close to the body

•Good grip

•Feet comfortably apart

Courtesy of OSHA




Photos courtesy of NRCERT

Storing Equipment Properly



Trailer with 10,000 GVW Package

Image courtesy of Anthony Cox, NRCERT


Summary

• At the shop, review the work order.

– Check for obvious errors/oversights.

– Gather tools and materials based on the work scope.

• Practice safe lifting techniques.

• Properly maintained equipment and vehicles are more reliable and last longer.

• A well-organized truck maximizes safety and efficiency.


Documents

Preparing for the Job