Mitsubishi Electric PQRY-P600YSLM-A Manuals

Manuals and User Guides for Mitsubishi Electric PQRY-P600YSLM-A. We have 1 Mitsubishi Electric PQRY-P600YSLM-A manual available for free PDF download: Service Handbook

Mitsubishi Electric PQRY-P600YSLM-A Service Handbook

Mitsubishi Electric PQRY-P600YSLM-A Service Handbook (453 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 39.33 MB

Table of Contents

Safety Precautions
2
Before Installing the Unit
5
Electrical Work
6
Table of Contents
8
Read before Servicing
12
I Read before Servicing

12
- Necessary Tools and Materials
  13
- Piping Materials
  14
- Storage of Piping
  16
- Pipe Processing
  16
- Brazing
  17
- Air Tightness Test
  18
- Vacuum Drying (Evacuation)
  19
- Refrigerant Charging
  21
- Remedies to be Taken in Case of a Refrigerant Leak
  21
- Characteristics of the Conventional and the New Refrigerants
  22
- Notes on Refrigerating Machine Oil
  23
- Precautions for Servicing
  24
Restrictions

26
Heat Source Unit Components

88
- Heat Source Unit Components and Refrigerant Circuit
  90
- Refrigerant Circuit
  92
- Control Box of the Heat Source Unit
  98
- Heat Source Unit Circuit Board
  100
- Noise Filter
  104
- BC Controller Components
  105
- Control Box of the BC Controller
  108
- BC Controller Circuit Board
  109
4 Remote Controller

112
5 Electrical Wiring Diagram

126
6 Refrigerant Circuit

140
- Refrigerant Circuit Diagram
  142
- Principal Parts and Functions
  148
7 Control

158
- Functions and Factory Settings of the Dipswitches
  160
- Controlling the Heat Source Unit
  166
- Emergency Operation Mode
  175
- Controlling BC Controller
  183
- Operation Flow Chart
  184
8 Test Run Mode

196
9 Troubleshooting

274
- Error Code Lists
  276
- Responding to Error Display on the Remote Controller
  280
- Investigation of Transmission Wave Shape/Noise
  354
- Troubleshooting Principal Parts
  357
  - Pressure Sensor
    370
  - Temperature Sensor
    372
  - Indoor Unit
    387
- Refrigerant Leak
  389
- Compressor Replacement Instructions
  393
- Water-Cooled Heat Exchanger Replacement Instructions
  396
- Servicing the BC Controller
  408
- Troubleshooting Using the Heat Source Unit LED Error Display
  411
10 LED Monitor Display on the Heat Source Unit Board

412
- How to Read the LED on the Service Monitor
  414

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