Midea HC-957WEN User Manual

Service Manual_2023-V2.0
3
Contents
1. SIGNIFICANT UPDATE NOTES (NONE) ........................................................................................................ 5
2. SAFETY WARNING ............................................................................................................................................... 6
2.1 WARNING FOR OPERATION SAFETY ........................................................................................................................... 6
2.2 SAFETY INSTRUCTION FOR REFRIGERANT ................................................................................................................. 8
3. INSTALLATION AND COMMISSIONING ............................................................................................................ 9
3.1 HANDLING................................................................................................................................................................... 9
3.2 DOOR DISASSEMBLY AND ASSEMBLY ........................................................................................................................ 9
3.3 INSTALLATION LOCATION .......................................................................................................................................... 12
3.4 LEVELING OF THE REFRIGERATOR ........................................................................................................................... 13
3.5 ADJUSTMENT TO LEVEL THE DOOR .......................................................................................................................... 13
4. MAIN PARTS AND EXTERNAL DIMENSION.................................................................................................... 15
4.1 MAIN PARTS .............................................................................................................................................................. 15
4.2 EXTERNAL DIMENSION ............................................................................................................................................. 16
4.3 MIDEA PRODUCT SERIAL NUMBER AND LOCATION ................................................................................................... 16
5. ELECTRIC CONTROL SYSTEM ......................................................................................................................... 18
5.1 ELECTRICAL PARTS PARAMETERS ............................................................................................................................ 18
5.2 CIRCUIT DIAGRAM .................................................................................................................................................... 20
5.3 MAIN CONTROL PCB TERMINAL CONNECTION DIAGRAM ......................................................................................... 21
5.4 POWER AND ICE-MAKING CONTROL BOARD WIRING SCHEMATIC ............................................................................. 22
5.5 INVERTER BOARD TERMINAL CONNECTION DIAGRAM .............................................................................................. 23
6. REFRIGERATION SYSTEM ................................................................................................................................ 24
6.1 REFRIGERATION SYSTEM WORKING PRINCIPLE ....................................................................................................... 24
6.2 COOLING PIPELINE AND DRAIN PIPE INSIDE THE CABINET........................................................................................ 24
6.3 CIRCULATING ROUTE OF COOLING AIR ..................................................................................................................... 25
6.4 WELDING POINTS IN CHAMBERS OR FOAM LAYER .................................................................................................... 25
6.5 WELDING POINT IN THE COMPRESSOR CASE ........................................................................................................... 26
7. DISMANTLING OF PARTS .................................................................................................................................. 27
7.1 PARTS ON THE DOOR ............................................................................................................................................... 27
7.2 PARTS INSIDE THE REFRIGERATOR .......................................................................................................................... 27
7.3 LIGHT SYSTEM .......................................................................................................................................................... 28
7.4 AIR DUCT COMPONENTS REFRIGERATING CHAMBER AND FAN MOTOR .................................................................... 29
7.5 ICE MAKER ................................................................................................................................................................ 30
7.6 CRASHING ICE MOTOR ............................................................................................................................................. 31
7.7 AIR DUCT COMPONENTS IN FREEZING CHAMBER AND FAN MOTOR.......................................................................... 32
7.8 EVAPORATOR AND DEFROST SYSTEM...................................................................................................................... 33
7.9 COMPRESSOR CASE ................................................................................................................................................ 34
7.10 DISPLAY CONTROL BOARD ..................................................................................................................................... 41

Midea HC-957WEN Specifications

General

Brand	Midea
Model	HC-957WEN
Category	Refrigerator
Language	English