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REFRIGERATOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT, READ
THE "SAFETY PRECAUTIONS" IN THIS MANUAL.
MODEL: GC-B359B/B399B/F399B
GC-B359P/B399P

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Summarization of Contents

Servicing Precautions
R600a Refrigerant Characteristics and Handling
Details R600a gas properties, installation requirements, utilities, and safe handling before servicing.
Pre-Servicing Checks and Recharging Procedure
Outlines crucial checks before servicing and the procedure for air recharging the refrigerant system.
Replacement of Door Opening Type
Door Reversal Precautions and Procedure
Provides safety warnings and step-by-step instructions for changing the refrigerator's door opening direction.
Disassembly Procedures
Component Disassembly Steps
Covers removal of doors, switches, lamps, fans, and defrost systems with detailed steps.
Adjustment and Component Details
Compressor, PTC-Starter, and OLP
Details compressor function, PTC starter role, and OLP protection mechanisms with notes on usage.
Circuit Diagrams and Troubleshooting
Circuit Diagrams and Component Functions
Presents circuit diagrams and explains functions of key components like OLP and PTC.
Troubleshooting Guides
Provides flowcharts for diagnosing issues with compressors, relays, electric components, and the refrigerating cycle.
Diagnostic Charts and Functional Explanations
Service Diagnosis Chart and Refrigerating Cycle Analysis
Offers a chart for diagnosing common complaints and analysis of the refrigerating cycle.
MICOM Functions and Control
Explains MICOM functions like temperature selection, Super Freezing, Vacation mode, defrosting, and self-tests.
Electronic Circuit Details
Circuit Descriptions and Sensor Details
Covers power circuits, oscillation, reset, sensors, and temperature compensation.
PCB Assembly and Parts Lists
Illustrates PCB layout and lists replacement parts for main board and display.

Table of Contents