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Table of Contents
- 1 Table of Contents
- 2 Preventive Actions
- 3 Product Specifications
- 4 Electric & Cooling Part Spec. & Criterion
- 5 Structure
- 6 Cooling System Cycle Workflow
- 7 Diagram Circuit
- 8 Working Principle & Test Method of Key Parts
- 9 Trouble Anlysis & Shooting
- 10 How to Change Key Parts
- 11 Exploded View & List
- 12 Circuit Details
- 13 Control Panel Trouble Shooting
- Download this manual
SERVICE
SERVICE
Electric Refrigerator
C
C
MODEL:
RL23DATS
RL25DATS
RL28DATS
MANUAL
MANUAL
CONTENTS
RL23DATW
RL25DATW
RL28DATW
10
12
14
21
24
1
2
3
4
5
6
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Table of Contents
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Summarization of Contents
Preventive Actions
Safety Precautions
Guidelines for qualified technicians, emphasizing ventilation and safety due to combustible R600a refrigerant.
Preparations Before Maintenance
Recommendations for component replacement, including plug disconnection and avoiding immediate restarts after power off.
Structure
Product Size
Diagrams and a table detailing the physical dimensions (A-K) for different refrigerator models.
Working Principle & Test Method on Key Parts
Compressor
Explains the compressor's operating principle and provides methods for testing winding resistance and insulation.
Overload Protector
Describes the overload protector's function and how to test its continuity and operation.
Relay
Details the operating principle of the PTC relay and its resistance testing method.
E-magnetic Valve
Explains the bistable e-magnetic valve's operation and the inspection method using the PCB test key.
How to Change Key Parts
Change the Sensor
Step-by-step instructions for removing, changing, and reinstalling the temperature sensor.
Change the Relay
Instructions for loosening the fixture, removing the relay cover, and taking apart the relay.
Change the Gasket
Procedure for dismantling and changing the gasket on the refrigerator.
Compressor & Dryer
Steps for cutting pipes, dismantling wires, and replacing the compressor and dryer.
Change the Freeze Evaporator
Process for removing the evaporator cover, discharging refrigerant, and replacing the freeze evaporator.
Change the Display
Instructions for removing the top frame, front cover, leads, and the display unit.
Change the E-magnetic Valve
Steps for changing the e-magnetic valve, including discharging coolant and soldering.
Exploded View & List
Door
Exploded view diagram and part list for the refrigerator door components.
Compartment
Exploded view diagram of the refrigerator's internal compartment components.
General Assembly
Exploded view diagram of the general assembly and major external components of the refrigerator.
Circuit Details
Power Supply Part
Details the power supply circuit, including transformer, rectifying circuit, and voltage regulation.
Reset Circuit Part
Explains the reset circuit's function to return the system to its initial state after power issues.
Sensor Part
Diagram of the sensor circuit, showing connections for freeze, evaporator, and refrigerating sensors.
Operation Part
Describes the OPTION circuit for adjusting temperature settings and how to modify them.
Control Panel Trouble Shooting
Sensor
Guides on identifying faulty sensors by display codes and checking resistance/voltage under varying temperatures.
When Troubles are Found by Self-Diagnosis
Troubleshooting flowcharts for freeze and refrigerating sensor breakdowns, checking connectors and voltages.
Responseless After Power On
Primary inspection steps and troubleshooting flow for appliances that do not respond after power on.
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