Mitsubishi Electric PUMY-P112YKME4R2 Manuals

Manuals and User Guides for Mitsubishi Electric PUMY-P112YKME4R2. We have 1 Mitsubishi Electric PUMY-P112YKME4R2 manual available for free PDF download: Technical & Service Manual

Mitsubishi Electric PUMY-P112YKME4R2 Technical & Service Manual

Mitsubishi Electric PUMY-P112YKME4R2 Technical & Service Manual (160 pages)

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 20.62 MB

Table of Contents

Technical Changes
2
Safety Precaution
3
Cautions for Service
4
Additional Refrigerant Charge
4
Service Tools
4
Overview of Units
6
System Construction
6
Outdoor Unit
8
System Specifications
9
Operating Temperature Range
9
Specifications
11
Correction by Temperature
16
Standard Operation Data (Reference Data)
18
Outlines and Dimensions
28
Wiring Diagram
31
Necessary Conditions for System Construction
36
Refrigerant System Diagram
39
Liquid Piping
39
Gas Piping
39
Piping Connection Size
40
System Control
42
Setting Method
52
Troubleshooting
54
Test Run Operation
55
Serial Communication Error
57
Duplex Address Error
89
Transmission Bus BUSY Error
91
No Response Frame Error
97
Total Capacity Error
102
Capacity Code Error
103
Address Setting Error
105
Remote Controller Diagnosis
108
How to Check the Parts
114
Self Check
115
Comparing the High Pressure Sensor Measurement and Gauge Pressure
117
Comparing the Low Pressure Sensor Measurement and Gauge Pressure
118
Low Pressure Sensor Configuration (63LS)
118
Test Point Diagram
119
Diode Module
121
Electrical Wiring
135
Wiring of Main Power Supply and Equipment Capacity
135
Wiring Transmission Cables
138
Refrigerant Piping Tasks
141
Refrigerant Piping System
141
Precautions against Refrigerant Leakage
147
Disassembly Procedure
148
Operating Procedure
148

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