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EXTERNAL CONTACT INTERFACE MODULE CONTENTS
EXTERNAL CONTACT INTERFACE MODULEModel code : MIM-B14A
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Exploded View and Parts List
5. Troubleshooting
MIM-B14A
Samsung Electronics 1
Contents
1. Precautions ................................................................................................. 1-11-1 Precautions for the Service .................................................................................................. 1-1
2. Product Specifications ................................................................................ 2-12-1 The Feature of Product ......................................................................................................... 2-1
2-1-1 Changes compared to basic products .............................................................................. 2-2
2-2 Product Specifications........................................................................................................... 2-32-2-1 Appearance Dimensions ........................................................................................................ 2-32-2-2 Function Operating Specifications ..................................................................................... 2-4
2-3 How to install ........................................................................................................................... 2-5
3. Disassembly and Reassembly .................................................................... 3-1
4. Exploded View and Parts List .................................................................... 4-1
5. Troubleshooting (Error List) ...................................................................... 5-1
Samsung Electronics 1-1
1. Precautions
1-1 Precautions for the Service
Use the standard parts when replacing the electric parts. – Confirm the model name, rated voltage, rated current of the electric parts.
When repairing the equipment, connection of the harness parts must be firm and solid. – A loose connection may cause noise or other malfunction.
When assembling and disassembling the equipment while it is laid down, lay it on soft cloth. – Otherwise it may scratch the back of the exterior of the product.
Remove dust or dirt completely from the housing block, wiring block and service parts during repair. – This helps prevent the danger of fire caused by tracking or short circuit.
Check the status of the components’ assembly after repair service. – The status must be the same as before the repair service.
Disconnect all powers including remote control before repair.Follow the appropriate lockout / tagout procedure to prevent inadvertent power connection.If you do not disconnect power before repair, can cause death or serious injury.
Caution
Samsung Electronics 2-1
2. Product Specifications
2-1 The Feature of Product
■ Product Features : External Contact Interface Module function, mainly applied to the RLD system.
■ RLD (Refrigerant Leak Detector) Interface Module function.- Master DDC refrigerant leak detection signal is sent to the outdoor unit. - Sends the refrigerant recovery operation signal of the outdoor unit to the DDC.
1) PBA - Normal Open Relay 2EA
2) Subsidiary materials : Box, Manual, Case, Wire, etc.
2-2 Samsung Electronics
2-1-1 Changes compared to basic products
Item B14 B14A Changes
PBA shapeN.C Relay AddN.O Relay Not inserted
Input contact One ←
Output 1 Normal Open ←
Output 2 Normal Close Normal Open
Wire
Length 370HOUSING REDRETAINER RED
Length 400HOUSING REDRETAINER BLU
RETAINER color alteration (RED → BLU)
Etc1) BOX label is new2) Installation / Service Manual is new
Samsung Electronics 2-3
2-2 Product Specifications
2-2-1 Appearance Dimensions
(Unit : mm)
Division No Item Specifications Remarks
General Conditions
1 Area of use Europe, Turkey
2 Usage type External Contact Interface Module. (ex. Perform refrigerant leakage Interface Module function)
Refer to installation manual.
3 Supplying parts Contact the service center.
Installation Conditions
1 Standard temperature, humidity 15~20˚C, 35~65%
2 Operating temperature 0˚C~40˚C (Indoor)3 Operating humidity 30%RH~90%RH (However, conditions without condensation)
Power 1 Input 12VDC/0.1AInstallation Conditions 1 Installation place Outdoor C-BOX Interface Module mounting place or suitable
location.
Delivery
1 Opening Follow the prescribed sequence.
2 Delivery confirmation
Confirm by delivery check sheet and repair defective item.Instructions for use, conditions of use and precautions for use shall be made in the method prescribed in the user manual.If problem occurs in the above process, repair it where service is available.
How to install 1 Refer to installation manual.
Etc 1 Refer to installation manual necessarily.
80
16.6
50
2-4 Samsung Electronics
2-2-2 Function Operating Specifications
■ PBA Specifications
[ B14A Relay's contact function/specification ]
①-② : Dry Contact Output, NORMAL OPEN TYPE (DO#1)
③-④ : Dry Contact Output, NORMAL OPEN TYPE (DO#2)
⑤-⑥ : Dry Contact Input (DI#1)
Product Specifications
Samsung Electronics 2-5
1) Install the product in the Interface Module bracket provided in the outdoor unit C-BOX or Install the CASE-BOTTOM in another suitable location using the enclosed parts (screw).
2) Fix the PBA corners to the top / bottom hooks and then put the PBA into the middle hook opposite.
3) Connect the wire to the appropriate connector of the outdoor unit MAIN PBA. (2 wire-GAS LEAK, 4 wire-PUMP DOWN)
Additional holes to use if necessory.
< When installing CASE-BOTTOM separately >
2-3 How to install
Disassembly and Reassembly
Samsung Electronics 3-1
NO. Figure Description
1 Slide off the middle hook part on the PBA and then separate it.
3. Disassembly and Reassembly
Samsung Electronics 4-1
4. Exploded View and Parts List
SVC_Code Code No. Description Specification Q'ty SA/SNA
1 DB61-05330A CASE-BOTTOM ABS 1 SNA
2 DB61-05331A CASE-TOP ABS 1 SNA
3 DB92-04207A ASSY PCB SUB PCB BOARD 1 SA
4 DB93-16492A ASSY CONNECTOR WIRE-DC SIGNAL MAIN 1 SA
5 DB93-16493A ASSY CONNECTOR WIRE-DC SIGNAL MAIN 1 SA
1
2
3
4
5
Samsung Electronics 5-1
5. Troubleshooting (Error List)
Error mode Description Remarks
Error when refrigerant leakage detection signal is generated.
It is displayed when the refrigerant leakage sensor detects.
This Service Manual is a property of Samsung Electronics Co., Ltd.Any unauthorized use of Manual can be punished under applicableInternational and/or domestic law.
© Samsung Electronics Co., Ltd. March 2017. Printed in Korea. Code No. AC-00187E_1
GSPN (GLOBAL SERVICE PARTNER NETWORK)
Area Web Site
Europe, CIS, Mideast & Africa gspn1.samsungcsportal.com
Asia gspn2.samsungcsportal.com
North & Latin America gspn3.samsungcsportal.com
China china.samsungportal.com