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Samsung UD18B1C2 service manual Installation 2. Disassembly and Reassembly, Troubleshooting

Models: AD26B1C13 AD18B1C09 UD18B1C2 UD26B1C2

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ROOM AIR CONDITIONER

ROOM AIR CONDITIONER

INDOOR UNIT	OUTDOOR UNIT
AD26B1C13	UD26B1C2
AD18B1C09	UD18B1C2

SERVICE Manual

AIR CONDITIONER

CONTENTS

1. Installation

2. Disassembly and Reassembly

3. Troubleshooting

4. Exploded Views and Parts List

5. Refrigerating Cycle Block Diagrams

6. Wiring Diagrams

7. Schematic Diagrams

E DB98-05645A(1)

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Samsung UD18B1C2 service manual Installation 2. Disassembly and Reassembly, Troubleshooting, Exploded Views and Parts List

Contents

3. Troubleshooting 1. Installation 2. Disassembly and Reassembly4. Exploded Views and Parts List 5. Refrigerating Cycle Block Diagrams1-1Refrigerant Refill Procedure 1. Installation1-2“Pump down” Procedure 2-1Indoor Unit 2. Disassembly and ReassemblyProcedure 2-2Outdoor Unit 3-1Items to be checked first 3. TroubleshootingSelf Diagnosis DisplayStandard OUTDOOR UNIT 3-2Checking and Testing Operations Outdoor UnitIf the lamp is not flickering, check as follows DISPLAY 3-3-1No Power completely dead-Initialdiagnosis 3-3Fault Diagnosis by Symptom3-3-2When the power voltage is not available 3-3-3No Power Outdoor unit 3-3-4When the fan of indoor unit does not operate 3-3-5When the outdoor unit fan does not operate 2Troubleshooting procedure 1Checklist 1Is input voltage normal?1Troubleshooting procedure 3-3-8When the 4 way valve A,B is not operating 3-3-9When the compressor does not operate Remove the battery from the remocon 3-4Set up the Model optionand insert the battery again Make sure the remocon display shown asStep 3 Reconfirming option set after completion in case of ex. 000000-1700b7Step 4 Pressing the ON/OFF button Step 5 Unit operation test-runMODEL Table of the option codeOPTION CODE AD26B1C13MEMO 4-1Indoor Unit 4. Exploded Views and Parts ListQ’TY Parts ListCODE NO REMARK4-2-1UD26B1C2 4-2Outdoor UnitQ’TY Parts ListCODE NO REMARK7 1616-1~16-7 4-2-2UD18B1C21313-1~13-6 8 1414-1~14-4Q’TY Parts ListREMARK CODE NOParts List 4-3ASS’Y CONTROL IN DB93-01223ASpecification DescriptionRefrigerating cycle temperature and pressure 5. Refrigerating Cycle Block DiagramINDOOR UNIT OUTDOOR UNIT6-1Indoor Unit 6. Wiring Diagrams6-2Outdoor Unit 7-1Indoor Unit 7. Schematic DiagramsAS07A56MA / AS09A56MA AS07A56MA / AS09A56MA 7-2Outdoor UnitELECTRONICS