Mitsubishi Electric PURY-P120TYJMU-A Manuals

Manuals and User Guides for Mitsubishi Electric PURY-P120TYJMU-A. We have 1 Mitsubishi Electric PURY-P120TYJMU-A manual available for free PDF download: Service Handbook

Mitsubishi Electric PURY-P120TYJMU-A Service Handbook

Mitsubishi Electric PURY-P120TYJMU-A Service Handbook (411 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 25.32 MB

Table of Contents

Safety Precautions
2
Before Installing the Unit
5
Table of Contents
8
1 I Read before Servicing

12
- Read before Servicing
  12
- Necessary Tools and Materials
  13
- Piping Materials
  14
- Pipe Processing
  16
- Storage of Piping
  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
- Restrictions
  24
2 II Restrictions

26
3 III Outdoor Unit Components

70
Remote Controller

96
Electrical Wiring Diagram

106
Refrigerant Circuit

124
- Refrigerant Circuit Diagram
  126
- Principal Parts and Functions
  135
Control

144
- Functions and Factory Settings of the Dipswitches
  146
- Controlling the Outdoor Unit
  153
- Controlling BC Controller
  168
- Operation Flow Chart
  169
Test Run Mode

176
Troubleshooting

202
- Error Code Lists
  204
- Responding to Error Display on the Remote Controller
  208
- Investigation of Transmission Wave Shape/Noise
  294
- Troubleshooting Principal Parts
  297
  - Pressure Sensor
    308
  - Temperature Sensor
    310
  - Indoor Unit
    337
- Refrigerant Leak
  342
- Compressor Replacement Instructions
  344
- Servicing the BC Controller
  359
- Troubleshooting Using the Outdoor Unit LED Error Display
  362
  - X LED Monitor Display on the Outdoor Unit Board
    364
  - How to Read the LED on the Service Monitor
    366

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