Mitsubishi Electric Mr.Slim MUZ-GC50NA - C2 Manuals

Manuals and User Guides for Mitsubishi Electric Mr.Slim MUZ-GC50NA - C2. We have 1 Mitsubishi Electric Mr.Slim MUZ-GC50NA - C2 manual available for free PDF download: Service Manual

Mitsubishi Electric Mr.Slim MUZ-GC50NA - C2 Service Manual

Mitsubishi Electric Mr.Slim MUZ-GC50NA - C2 Service Manual (65 pages)

OUTDOOR UNIT SPLIT-TYPE AIR CONDITIONERS

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 5.59 MB

Table of Contents

Table of Contents
1
Outdoor Unit
1
Service Manual
1
Revision C
2
Part Names and Functions
3
Specification
4
Outlines and Dimensions
8
Wiring Diagram
9
Refrigerant System Diagram
14
Performance Curves
18
- Defrost Operation
  19
- Outdoor Low Pressure
  21
- COOL Operation
  21
- Outdoor Low Pressure and Outdoor Unit Current
  21
- HEAT Operation
  22
- Outdoor Unit Current
  22
- Outdoor Fan Motor Control
  23
- R.V. Coil Control
  23
- Relation between Main Sensor and Actuator
  23
Actuator Control
23
- Change in Defrost Setting
  24
- Pre-Heat Control Setting
  24
Service Functions
24
Troubleshooting
24
- Failure Mode Recall Function
  25
- Operational Procedure
  25
- Flow Chart of the Detailed Outdoor Unit Failure Mode Recall Function
  26
- Outdoor Unit Failure Mode Table
  27
- Troubleshooting Check Table
  30
- Trouble Criterion of Main Parts
  34
- Troubleshooting Flow
  36
- A How to Check Inverter/Compressor
  36
- Check of Open Phase
  37
- Check of Compressor
  37
- Check of Compressor Winding
  37
- Check of Compressor Operation Time
  38
- Check of Compressor Start Failure
  38
- Check of Outdoor Thermistors
  39
- Check of R.V. Coil
  39
- Heating Operation Does Not Work
  40
- Cooling Operation Does Not Work
  40
- Check of Outdoor Fan Motor
  41
- Check of Power Supply
  42
- Check of LEV
  43
- Check of Inverter P.C. Board
  44
- How to Check Miswiring and Serial Signal Error
  45
- Check of HPS
  47
- Electromagnetic Noise Enters into TV Sets or Radios
  48
- Test Point Diagram and Voltage
  49
- Inverter P.C. Board
  49
- Front Side of Unit
  49
- Back Side of Unit
  49
- Outdoor Electronic Control P.C. Board
  51
- Noise Filter P.C. Board
  52
- Outdoor Power Board
  53
- Terminal with Locking Mechanism
  54
- Removing Cabinet and Panels
  54
Disassembly Instructions
54

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