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LG LFC21770ST User Manual

LG LFC21770ST
42 pages
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CAUTION
BEFORE SERVICING THE PRODUCT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
REFRIGERATOR
SERVICE MANUAL
COLORS: WESTERN BLACK(SB)
TITANIUM(TT)
SUPER WHITE(SW)
STAINLESS(ST)
LFC21770ST LFC25770SW
LFC25770SB LFC25770TT
LFC25770ST
MODELS:
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LG LFC21770ST Specifications

General IconGeneral
BrandLG
ModelLFC21770ST
TypeFrench Door Refrigerator
Ice MakerYes
Water DispenserYes
Door FinishStainless Steel
Energy Star CertifiedYes
Height69.875 inches

Summary

REFRIGERATOR SERVICE MANUAL

Safety Precautions Before Servicing

Important safety warnings and precautions to be read before servicing the refrigerator.

SAFETY PRECAUTIONS

General Safety Instructions

Instructions for safe handling, electrical safety, and part usage during servicing.

DISASSEMBLY PROCEDURES

ADJUSTMENT AND COMPONENTS

Compressor Function and Notes

Explains the role, composition, and usage precautions for the compressor.

OLP (Overload Protector) Function

Explains the definition, role, and internal structure of the Overload Protector (OLP).

TROUBLESHOOTING GUIDE

Compressor and Electric Components Troubleshooting

Guides on diagnosing issues with the compressor and associated electrical components.

TSD and OLP Troubleshooting

Troubleshooting steps for the TSD starter and Overload Protector (OLP).

Refrigeration Cycle Troubleshooting

Troubleshooting chart for issues related to the refrigeration cycle and refrigerant flow.

Sealed System Troubleshooting

Diagnostic flow chart for troubleshooting complaints related to the sealed refrigeration system.

ICEMAKER OPERATION AND REPAIR

Defect Diagnosis Function for Ice Maker

Outlines defect diagnosis and error codes for the ice maker control panel.

MICOM FUNCTIONS AND CIRCUITS

MICOM Defect Diagnosis

Explains the automatic diagnosis feature and lists error codes for display panel issues.

MICOM System Troubleshooting

Troubleshooting guide for problems related to the display, compressor, and defrosting.

EXPLODED VIEW AND REPLACEMENT PARTS LIST

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