Midea HS-772FWEN Manuals

Manuals and User Guides for Midea HS-772FWEN. We have 2 Midea HS-772FWEN manuals available for free PDF download: Service Manual

Midea HS-772FWEN Service Manual

Midea HS-772FWEN Service Manual (51 pages)

Brand: Midea | Category: Refrigerator | Size: 2 MB

Table of Contents

Table of Contents
3
1 Significant Update Notes(None)

5
2 Safety Warning Code

6
- Warning for Operation Safety
  6
- Safety Instruction for Refrigerant
  8
3 Transport

9
- Container Transport
  9
- Handling
  10
4 Installation and Commissioning

11
5 Product Configuration and Dimension

13
- Main Parts and Their Names
  13
- External Dimension
  14
- Location of S/N
  15
6 Product Specification

16
- Electrical Parameters
  16
- Cooling Temperature Setting Range
  16
- Defrosting Parts
  17
- Circuit Diagram
  17
- Main Control Board Structure Diagram
  18
7 Refrigerating Piping System and Circulating Route of Cooling Air

19
8 Dismantling of Parts

21
- Parts on the Door
  21
- Parts Inside the Refrigerator
  21
- Light System
  22
- Air Duct Components Freezing Chamber and Fan Motor
  22
- Air Duct Components in Refrigerating Chamber and Fan Motor(None)
  23
- Evaporator and Defrost System
  24
- Compressor Case
  25
- Display Control Board
  29
- Main Control Board
  30
- Water Dispenser （None
  30
- Ice Maker (None)
  31
- Water Filter Component (None)
  31
9 Temperature Sensing System

32
- Position of Sensors
  32
- Replacement of Sensors
  32
- Sensor Replacement
  33
- Sensor Resistance(R/T)
  34
10 Function and Operation

36
- Operation Panel
  36
- Display
  36
- Temperature Setting
  37
- Fault Alarm Display and Processing
  37
- Led Module Control
  40
- Quick Freezing Mode
  40
- Defrosting Function
  41
- Maintenance Mode
  41
- First Power-On and Memory Function
  42
11 Compressor and Fan

43
- Compressor Startup and Shutdown Control Rules
  43
- Fan Opening and Closing Control
  43
12 Troubleshooting Method

44
- No Cooling (Air Cooling-Electronic)
  44
- No Working of Compressor
  45
- Inside Frosting, no Defrosting
  45
- Inside Frosting, no Defrosting-Maintenance Guidelines
  46
- Light Is Not on
  47
- Fan Failure
  47
- Defective Defrost Circuit
  48
- Noise
  48
- Air Duct Not Operated(Electronically) (None)
  49
13 Figures and Details of Repair Parts

50

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Midea HS-772FWEN Service Manual

Midea HS-772FWEN Service Manual (51 pages)

Upright No Frost

Brand: Midea | Category: Refrigerator | Size: 3 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（None
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
12
Electric Control System
14
Electrical Parts Parameters
14
Circuit Diagram
16
Main Pcb Terminal Connection Diagram
17
Inverter Board Terminal Connection Diagram（None
18
Refrigeration System
19
Refrigeration System Working Principle
19
Cooling Pipeline and Drain Pipe Inside the Cabinet
19
Circulating Route of Cooling Air
20
Welding Points in Chambers or Foam Layer
20
Welding Point in the Compressor Case
21
Dismantling of Parts
22
Parts on the Door
22
Parts Inside the Refrigerator
22
Light System
23
Air Duct Components in Refrigerating Chamber and Fan Motor (None)
23
Air Duct Components in Freezing Chamber and Fan Motor
24
Evaporator and Defrost System
25
Compressor Case
26
Display Control Board
30
Main Control Board
31
Variable Frequency Driver Board（None
32
Water Dispenser（None
32
Temperature Sensing System
33
Position of Sensors
33
Replacement of Sensors
33
Sensor Without Terminal Replacement
35
Sensor R/Ttable
36
Function and Operation
37
Display Operation Panel
37
Temperature Control
37
Mode Setting
38
Defrosting Function
38
Open Door Alarm
38
Error Code and Solutions
38
Test Mode
39
Demo Mode (None)
39
Backup Data for Power Fail
39
Compressor
40
Compressor on and off Control Specifications
40
Inverter Board Fault Analysis（None
40
Troubleshooting Method
41
No Cooling (Air Cooling-Electronic)
41
No Working of Compressor
43
Inside Frosting, no Defrosting
44
Inside Frosting, no Defrosting-Maintenance Guidelines
45
Light Is Not on
46
Fan Failure
47
Defective Defrost Circuit
47
Noise
48
Air Duct Not Operated（Option
48
Ice Maker Not Make Ice（Option
49
Product Exploded View and Spare Parts List
50

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