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LG LFC20760SB/04 - User Manual

LG LFC20760SB/04
49 pages
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CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
REFRIGERATOR
SERVICE MANUAL
MODELS:
LFC20760SW /04
LFC20760SB /04
LFC20760ST /04
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LG LFC20760SB/04 Specifications

General IconGeneral
TypeFrench Door
ColorBlack
Ice MakerYes
Energy Star CertifiedYes
Water DispenserYes
Door FinishSmooth

Summary

Safety Precautions

3. Disassembly

5. Circuit Diagram

6. Troubleshooting

6-1 Compressor and Electric Components

Troubleshooting steps for compressor and related electric parts.

6-2 PTC and OLP

Troubleshooting procedures for PTC and Overload Protector.

6-3 Other Electrical Components

Troubleshooting for other electrical components like fan motors.

6-4 Service Diagnosis Chart

A chart to diagnose common refrigerator complaints.

6-5 Refrigeration Cycle

Troubleshooting based on the refrigeration cycle and its components.

6-5-1 Sealed System Diagnosis

Diagnostic flow for problems within the sealed refrigeration system.

7. Operation Principle and Repair Method of Icemaker

7-1 Operation Principle of Icemaker

Explains the step-by-step operation of the icemaker.

7-2 Ice Maker Functions

Details on various functions of the ice maker system.

7-3 Defect Diagnosis Function

Diagnosing defects using error codes on the ice maker control panel.

8. Description of Function & Circuit of MICOM

8-1 Function

General functions and initial settings of the refrigerator.

8-1-7 Defrosting (Removing Frost)

Explains the automatic defrosting cycle and its conditions.

8-1-9 Defect Diagnosis Function

How to use the built-in defect diagnosis system.

8-1-10 Test Mode

Procedures for operating the product's diagnostic test modes.

8-4 Troubleshooting

Troubleshooting guide for common refrigerator problems.

8-5 Main PWB Assembly and Parts List

Overview of the main PCB assembly and its components.

8-6 PWB Diagram

Schematic diagram of the main Printed Circuit Board (PCB).

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