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

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