Midea 22031020005681, Service Manual

Page: 3 / 37

Service Manual_2018-V2.0
3
Contents
1. SIGNIFICANT UPDATE NOTES(NONE) .....................................................................................................5
2. SAFETY WARNING CODE ..............................................................................................................................6
2.1 W
ARNING FOR OPERATION SAFETY
.................................................................................................................6
2.2 S
AFETY INSTRUCTION FOR REFRIGERANT
.......................................................................................................8
3. TRANSPORT ...................................................................................................................................................9
3.1 H
ANDLING
.....................................................................................................................................................9
4. INSTALLATION AND COMMISSIONING ..................................................................................................... 10
4.1D
OOR
D
ISASSEMBLY AND
A
SSEMBLY
(N
ONE
) ................................................................................................ 10
4.2 I
NSTALLATION LOCATION
.............................................................................................................................. 10
4.3 L
EVELING OF THE REFRIGERATOR
................................................................................................................ 10
4.4 L
EFT OR RIGHT OPEN DOOR REVERSAL
......................................................................................................... 11
4.5 I
NSTALLATION OF HANDLE
（
N
ONE
）
........................................................................................................... 12
4.6 I
NSTALLATION OF DOOR LOCK
（
N
ONE
）
...................................................................................................... 12
5. PRODUCT CONFIGURATION AND DIMENSION ....................................................................................... 13
5.1 M
AIN PARTS AND THEIR NAMES
.................................................................................................................... 13
5.2 E
XTERNAL DIMENSION
................................................................................................................................ 14
5.3 L
OCATION OF
S/N ....................................................................................................................................... 15
6. PRODUCT SPECIFICATION ........................................................................................................................ 16
6.1 E
LECTRICAL PARAMETERS
........................................................................................................................... 16
6.2 C
OOLING TEMPERATURE SETTING RANGE
.................................................................................................... 16
6.3 C
IRCUIT DIAGRAM
....................................................................................................................................... 17
7. REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF COOLING AIR ............................. 18
7.1 R
EFRIGERATING PIPING SYSTEM
.................................................................................................................. 18
7.2 S
PECIAL SOLDERING POSITION
.................................................................................................................... 18
8. DISMANTLING OF PARTS ........................................................................................................................... 19
8.1 P
ARTS ON THE DOOR
.................................................................................................................................. 19
8.2P
ARTS INSIDE THE REFRIGERATOR
................................................................................................................ 19
8.3 L
IGHT SYSTEM
............................................................................................................................................ 20
8.4A
IR DUCT COMPONENTS IN FREEZING CHAMBER AND FAN MOTOR
................................................................... 20
8.5 E
VAPORATOR AND
D
EFROST SYSTEM
(N
ONE
) ............................................................................................... 22
8.6 C
OMPRESSOR CASE
................................................................................................................................... 23
8.7M
AIN CONTROL BOARDL
............................................................................................................................... 27
9. TEMPERATURE SENSING SYSTEM .......................................................................................................... 28
9.1 P
OSITION OF SENSORS
............................................................................................................................... 28
9.2
REPLACEMENT OF SENSORS
......................................................................................................................... 28