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PUZ-WM50VHA
Mitsubishi Electric PUZ-WM50VHA Manuals
Manuals and User Guides for Mitsubishi Electric PUZ-WM50VHA. We have
1
Mitsubishi Electric PUZ-WM50VHA manual available for free PDF download: Service Manual
Mitsubishi Electric PUZ-WM50VHA Service Manual (87 pages)
AIR TO WATER HEAT PUMP UNITS
Brand:
Mitsubishi Electric
| Category:
Heat Pump
| Size: 14.91 MB
Table of Contents
Table of Contents
1
Reference Manual
2
Meaning of Symbols Displayed on the Unit
3
Safety Precautions
3
Cautions for Service
4
Refrigerant Charge
4
Cautions for Unit Using R32 Refrigerant
5
Service Tools
7
Choosing the Outdoor Unit Installation Location
8
Precautions When Reusing Existing Refrigerant Tools
8
Precautoins for Salt Type "-BS" Mode
8
Minimum Installation Area
9
Specifications
10
Available Range (Water Flow Rate, Return Water Temperature)
11
Data
12
Noise Criterion Curves
12
Outlines and Dimensions
13
Wiring Diagram
15
Field Electrical Wiring (Power Wiring Specifications)
18
Wiring Specifications
18
Refrigerant System Diagram
19
Troubleshooting
22
Self-Diagnosis Action Table
23
Troubleshooting of Problems
32
“PLEASE WAIT” Is Kept Being Displayed on the Remote Controller
34
Nothing Is Displayed on the Remote Controller
35
How to Check the Parts
38
Check Method of DC Fan Motor
39
Thermistor Feature Chart
40
Linear Expansion Valve
41
How to Attach the Coil
42
How to Detach the Coil
42
Test Point Diagram
43
Function of Swithes, Connectors and Jumpers
49
Display Function of Inspection for Outdoor Unit
50
Outdoor Unit Operation Monitor Function
52
Monitoring the Operation Data by the Remote Controller
60
Request Code List
60
Detail Contents in Request Code
63
Disassembly Procedure
66
Removing the Electrical Parts Box
66
Removing the Fan Motor
66
Removing the Service, Top and Cover Panels
66
Removing the Thermistor
67
Removing Linear Expansion Valve
68
Removing the 4-Way Valve
68
Removing the 4-Way Valve Coil (21S4) Linear Expansion Valve Coil
68
Removing the Compressor (MC)
69
Removing the High Pressure Switch
69
Removing the Pressure Sensor
69
Removing the Plate Heat Exchanger
70
Removing the Pressure Relief Valve and the Gasket
70
Removing the Receiver
70
Disassembling the Electrical Parts Box
71
Removing the Service Panel and Top Panel
72
Removing the 4-Way Valve Coil and Lead Wire for High Pressure Switch
76
Removing the Reactor
85
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