Midea UR-BD481WE-ST Manuals

Manuals and User Guides for Midea UR-BD481WE-ST. We have 1 Midea UR-BD481WE-ST manual available for free PDF download: Service Manual

Midea UR-BD481WE-ST Service Manual

Midea UR-BD481WE-ST Service Manual (54 pages)

Brand: Midea | Category: Freezer | Size: 3.32 MB

Table of Contents

Table of Contents
3
Significant Update Notes (None)
5
Safety Warning
6
Warning for Operation Safety
6
Safety Instruction for Refrigerant
8
Installation and Commissioning
9
Handling
9
Door Disassembly and Assembly
9
Installation Location
9
Leveling of the Refrigerator
10
Left or Right Open Door Reversal （None
10
Installation of Handle
10
Installation of Door Lock（None
10
Main Parts and External Dimension
11
Main Parts
11
External Dimension
12
Midea Product Serial Number and Location
13
Electric Control System
14
Electrical Parts Parameters
14
Circuit Diagram
16
Main Pcb Terminal Connection Diagram
17
Inverter Board Terminal Connection Diagram（None
17
Refrigeration System
18
Refrigeration System Working Principle
18
Cooling Pipeline and Drain Pipe Inside the Cabinet
18
Circulating Route of Cooling Air
19
Welding Points in Chambers or Foam Layer
19
Welding Point in the Compressor Case
20
Dismantling of Parts
21
Parts on the Door
21
Parts Inside the Refrigerator
21
Light System
22
Air Duct Components in Refrigerating Chamber and Fan Motor (None)
22
Air Duct Components in Freezing Chamber and Fan Motor
23
Evaporator and Defrost System
24
Compressor Case
25
Display Control Board
29
Main Control Board
30
Variable Frequency Driver Board（None
31
Water Dispenser（None
31
Temperature Sensing System
32
Position of Sensors
32
Replacement of Sensors
32
Sensor Without Terminal Replacement
34
Sensor R/Ttable
35
Function and Operation
36
Display Operation Panel
36
Temperature Control
37
Mode Setting
37
Defrosting Function
38
Open Door Alarm
38
Error Code and Solutions
39
Test Mode
41
Demo Mode
42
Backup Data for Power Fail
42
Compressor
43
Compressor on and off Control Specifications
43
Inverter Board Fault Analysis（None
43
Troubleshooting Method
44
No Cooling (Air Cooling-Electronic)
44
No Working of Compressor
46
Inside Frosting, no Defrosting
47
Inside Frosting, no Defrosting-Maintenance Guidelines
48
Light Is Not on
49
Fan Failure
50
Defective Defrost Circuit
50
Noise
51
Air Duct Not Operated（Option
51
Ice Makernot Make Ice（Option
52
Product Exploded View and Spare Parts List
53

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