Table of Contents
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SERVICE
REFRIGERATOR
3Door
4Door
REFRIGERATOR
FRENCH DOOR REFRIGERATOR
MODEL NAME : RF31CG* RF26CG*
RF32CG* RF27CG*
MODEL CODE : RF**CG72*0SRAA
RF**CG7400SRAA
RF27CG5010S9AA
RF**CG5100SRAA
RF**CG5300SRAA
RF**CG5400SRAA
RF**CG5900SRAA
Manual
CONTENTS
1. PRODUCT INFORMATION ······································· 7
2.PRODUCT SPECIFICATIONS ·································10
3.FUNCTIONS & FEATURES ·····································23
4.DISASSEMBLY AND REASSEMBLY ····················32
5.CHECK THE INSTALLATION STATUS ·················· 84
6.SELF DIAGNOSIS & TROUBLE SHOOTING ······121
7. PCB DIAGRAM ······················································158
8. WIRING DIAGRAM ···············································163
9.BLOCK DIAGRAM ················································· 166
10. REFERENCE ·····················································169
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Table of Contents
Troubleshooting
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Summarization of Contents
Product Information
Product Safety Warnings
Essential safety precautions and warnings for refrigerator operation and maintenance.
Product Specifications
Refrigerator Model Specifications and Features
Overview of key features, model details, dimensions, and technical specifications.
Refrigerant Cycle and Component Theory
Explanation of the refrigerant route and the operational theory of refrigeration cycle components.
Functions & Features
Control Panel and Fridge Manager Usage
Guide to using the control display and the Fridge Manager for refrigerator settings.
Disassembly and Reassembly
Disassembly Precautions and Procedures
Important precautions and steps for disassembling major refrigerator components like doors and PCBs.
Fridge Door Disassembly Steps
Step-by-step guide for safely removing and disassembling the refrigerator's fridge door.
Main PCB and Inverter PCB Removal
Steps for accessing and removing the main control board and inverter board.
CHECK THE INSTALLATION STATUS
Failure Diagnosis and Testing Modes
Procedures for testing refrigerator functions and diagnosing failures using self-diagnosis modes.
Diagnostic Methods and Sensor Tables
Flow charts and tables for diagnosing issues based on sensor data and temperature readings.
SELF DIAGNOSIS & TROUBLE SHOOTING
Sensor and Component Troubleshooting
Detailed troubleshooting guides for various sensors, fans, ice makers, and defrost systems.
Operational and Display Troubleshooting
Solutions for operational issues like no power, compressor problems, alarms, and display malfunctions.
LED Blinking Codes for Protection Functions
Interpretation of LED blinking patterns indicating protection functions and failure conditions.
PCB DIAGRAM
PCB Layout and Connector Pinouts
Diagrams showing the physical layout of PCB components and connector pin assignments.
WIRING DIAGRAM
Refrigerator Wiring Schematics
Electrical connection diagrams illustrating the wiring harness for all refrigerator components.
BLOCK DIAGRAM
System Block Diagrams
Visual representations of the refrigerator's internal systems and their functional interconnections.
REFERENCE
Nomenclature and Troubleshooting Guide
Glossary of terms and a guide for common refrigerator symptoms and solutions.
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