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WHD774FWE1
Midea WHD774FWE1 User Manual
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Service Manual_
201
7-
V1
16
refrigerator
door
5.3 Inside temperature
T
emperature
toler
ance ≤ 2
o
C
Compartment
The highest
(
o
C)
Lowest (
o
C)
Freezing
-
14
-24
Refrigerating
9
1
V
ariable temperatur
e
/
/
5.4 Defrosting parts
Item
Initial
de
frosting peri
od
Normal defro
sting period
Defrosting
period
T
emperature is l
ower than
0
o
C
6~24 hours
Defrosting s
ensor
B3839
B3839
Defrosting temperatur
e
controller
None
None
Thermal f
use
C
an’t be r
estore
d 77
℃
C
an’t be r
estore
d 77
℃
Defrosting
heater in free
zing
chamber
1
15V/200W
1
15V/200W
5.5 Circuit diagram
BCD595WE(
22031020003381_22
031020001681_9
2031020Z00041_9203
1020Z00029_920310
20Z000
42
)
15
17
Table of Contents
Default Chapter
3
Table of Contents
3
1 Safety Warning Code
5
Warning for Operation Safety
5
Safety Instruction for Refrigerant
7
2 Description for Product Features
8
3 Installation and Commissioning
9
Handling
9
Door Disassembly and Assembly
9
Installation Location
9
Leveling of the Refrigerator
10
Door Reversal
10
Installation of Handle
13
Installation of Door Lock
13
Adjustment to Level the Door
13
Adjustment to Shelves
13
4 Terms
14
Definition of Model(None)
14
Location of Nameplate(None)
14
5 Product Specification
15
Type Specification(None)
15
Electrical Parameters
15
Inside Temperature
16
Defrosting Parts
16
Circuit Diagram
16
6 Internal View and Dimension
17
Main Parts and Their Names
17
External Dimension
18
7 Refrigerating Piping System and Circulating Route of Cooling Air
19
Refrigerating Piping System
19
Circulating Route of Cooling Air
20
8 Dismantling of Parts
21
Parts on the Door
21
Parts Inside the Refrigerator
21
Light System
22
Air Duct and Fan Motor
22
Evaporator and Temperature Sensing System
23
Compressor Case
25
Display Control Board
30
Main Control Board
30
Bar Counter
31
Water Dispenser
31
Ice Maker
31
9 Function and Operation
32
Operation Panel
32
Display
32
Setting of the Gear
32
Control of Standby Function
33
Control of Ice Maker (None)
33
Fault Code and Solutions
33
Defrosting Function
33
Test Mode
33
10 Circuit Description
35
Power Supply
35
Door Trip Test Circuit(None)
35
Temperature Test Circuit
35
Fan Motor Circuit of the Freezing Chamber
36
Refrigerator Fan Motor Circuit (None)
36
Condenser Fan Motor Circuit(None)
36
Damper Motor Circuit(None)
36
Sensor Resistance(R/T)
36
11 Troubleshooting Method
38
No Cooling(Air Cooling-Electronic)
38
Inside Frosting, no Defrosting
39
No Working of Compressor
39
Inside Frosting, no Defrosting-Maintenance Guidelines
40
Air Duct Not Operated(Electronically) (None)
41
Fan Failure
41
Light Is Not on
41
Defective Defrost Circuit
42
Noise
42
12 Figures and Details of Repair Parts(Documents Are Provided Separately)
43
Figures(None)
43
List of Parts and Components(None)
43
13 Appendix
44
Refrigerator Maintenance Tooling and Equipment and Material
44
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Midea WHD774FWE1 Specifications
General
Brand
Midea
Model
WHD774FWE1
Category
Refrigerator
Language
English
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