Mitsubishi Electric PURY-(E)P450 Manuals

Manuals and User Guides for Mitsubishi Electric PURY-(E)P450. We have 2 Mitsubishi Electric PURY-(E)P450 manuals available for free PDF download: Service Handbook

Mitsubishi Electric PURY-(E)P450 Service Handbook

Mitsubishi Electric PURY-(E)P450 Service Handbook (353 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 10.02 MB

Table of Contents

Safety Precautions
2
Precautions for Handling Units for Use with R410A
4
Before Installing the Unit
5
Electrical Work
6
Before the Test Run
7
Table of Contents
8
Read before Servicing
10
Read before Servicing
12
I Read before Servicing

12
- Necessary Tools and Materials
  13
  - To be Used Exclusively with R410A
    13
  - Tools and Materials that May be Used with R410A with some Restrictions
    13
- Piping Materials
  14
  - Copper Pipe Materials
    14
  - Types of Copper Pipes
    14
  - Piping Materials/Radial Thickness
    14
  - Flare Processing
    15
  - Flare Nut
    15
- Storage of Piping
  16
- Pipe Processing
  16
  - Storage Location
    16
  - Sealing the Pipe Ends
    16
- Brazing
  17
- Air Tightness Test
  18
  - Halide Torch
    18
  - R22 Leakage Detector
    18
- Vacuum Drying (Evacuation)
  19
- Refrigerant Charging
  21
  - Cylinder with a Siphon
    21
  - Cylinder Without a Siphon
    21
- Remedies to be Taken in Case of a Refrigerant Leak
  21
- Characteristics of the Conventional and the New Refrigerants
  22
  - Chemical Property
    22
  - Refrigerant Composition
    22
  - Pressure Characteristics
    22
- Notes on Refrigerating Machine Oil
  23
  - Refrigerating Machine Oil in the HFC Refrigerant System
    23
  - Effects of Contaminants
    23
Restrictions

24
Outdoor Unit Components

64
- Outdoor Unit Components and Refrigerant Circuit
  66
- Refrigerant Circuit
  67
- Control Box of the Outdoor Unit
  69
- Outdoor Unit Circuit Board
  70
  - M-NET Board
    71
  - Inv Board
    72
  - Fan Board
    73
  - Noise Filter
    74
- BC Controller Components
  75
- Rear View
  76
- Control Box of the BC Controller
  78
- BC Controller Circuit Board
  79
4 Remote Controller

82
5 Electrical Wiring Diagram

92
6 Refrigerant Circuit

106
- Refrigerant Circuit Diagram
  108
- BC Controller
  112
- Principal Parts and Functions
  115
7 Control

124
- Functions and Factory Settings of the Dipswitches
  126
  - Function of the Switch (Indoor Unit)
    129
  - Dipswitches
    129
  - Function of the Switch
    130
  - Address Switch
    130
  - ME Remote Controller
    131
  - Switch Functions
    131
- Controlling the Outdoor Unit
  132
  - Outline of Control Method
    132
  - Startup Sequence Rotation
    132
  - Initial Control
    132
  - Bypass Control
    133
  - Bypass Solenoid Valve
    133
  - Compressor Frequency Control
    134
  - Discharge Temperature Limit
    134
  - Periodic Frequency Control
    134
  - Defrost Operation Control
    135
  - Starting the Defrost Operation
    135
  - Stopping the Defrost Operation
    136
  - Problems During Defrost Operation
    136
  - Refrigerant Recovery Control
    136
  - Outdoor Unit Heat Exchanger Capacity Control Patterns
    137
  - Control at Initial Start-Up
    138
  - Flowchart of Initial Operation
    138
  - Emergency Operation Mode
    139
  - Starting the Emergency Operation
    139
  - Ending the Emergency Operation
    139
  - Control at or after the Completion of Emergency Operation
    139
  - Indoor Unit Operation Mode
    143
  - Outdoor Unit Operation Mode
    143
  - Operation Pattern for Automatic Cooling/Heating Mode
    143
  - DEMAND Control
    144
- Controlling BC Controller
  145
  - Control of SVM1 Snd Svmb
    145
  - Control of LEV
    145
  - Control of SVM2, and Svm2B
    145
- Operation Flow Chart
  146
  - Mode Determination Flowchart
    146
  - Dry Operation
    151
8 Test Run Mode

152
10 LED Monitor Display on the Outdoor Unit Board

306
- How to Read the LED on the Service Monitor
  308
  - LED Display at Initial Setting
    308
  - Time Data Storage Function
    309
  - Date Display
    309

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Mitsubishi Electric PURY-(E)P450 Service Handbook

Mitsubishi Electric PURY-(E)P450 Service Handbook (362 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 14.78 MB

Table of Contents

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