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Mitsubishi Electric MSZ-GE25VA-A1 User Manual

Mitsubishi Electric MSZ-GE25VA-A1
54 pages
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CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 5
4. NOISE CRITERIA CURVES ······························ 9
5. OUTLINES AND DIMENSIONS ·······················11
6. WIRING DIAGRAM ·········································· 12
7. REFRIGERANT SYSTEM DIAGRAM ············· 14
8. SERVICE FUNCTIONS ··································· 15
9. MICROPROCESSOR CONTROL ··················· 17
10. TROUBLESHOOTING ····································· 25
11. DISASSEMBLY INSTRUCTIONS ···················· 45
SPLIT-TYPE AIR CONDITIONERS
SERVICE MANUAL
INDOOR UNIT
PARTS CATALOG (OBB531)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
Models
MSZ-GE22VA
-
A1
MSZ-GE50VA
-
A1
MSZ-GE22VAD
-
A1
MSZ-GE50VA2
-
A1
MSZ-GE25VA
-
A1
MSZ-GE50VAD
-
A1
MSZ-GE25VAD
-
A1
MSZ-GE60VA
-
A1
MSZ-GE33VA
-
A1
MSZ-GE60VAD
-
A1
MSZ-GE35VA
-
A1
MSZ-GE71VA
-
A1
MSZ-GE35VA2
-
A1
MSZ-GE71VAD
-
A1
MSZ-GE35VAD
-
A1
MSZ-GE80VA
-
A1
MSZ-GE42VA
-
A1
MSZ-GE80VA2
-
A1
MSZ-GE42VAD
-
A1
MSZ-GE80VAD
-
A1
No. OBH531
REVISED EDITION-E
Please void OBH531 REVISED EDITION-D.
MSZ-GE22VA
MSZ-GE22VAD
MSZ-GE25VA
MSZ-GE25VAD
MSZ-GE33VA
MSZ-GE35VA
MSZ-GE35VA2
MSZ-GE35VAD
MSZ-GE42VA
MSZ-GE42VAD
MSZ-GE50VA
MSZ-GE50VA2
MSZ-GE50VAD
Revision E:
MSZ-GE22VAD-
A1
has been added.
Outdoor unit service manual
MUZ-GE·VA Series (OBH532)
MXZ-A·VA Series (OB447)
MXZ-8A140A (OC316)
MXZ-B•VA (OBH567)
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Mitsubishi Electric MSZ-GE25VA-A1 Specifications

General IconGeneral
TypeSplit System
Cooling Capacity2.5 kW
Heating Capacity3.2 kW
Energy Efficiency Ratio (EER)3.21
RefrigerantR32
Outdoor Unit Dimensions (HxWxD)550 x 800 x 285 mm
Weight (Indoor Unit)9 kg
Power Supply220-240 V, 50 Hz
Noise Level (Outdoor Unit)50 dB(A)
Power Input Cooling0.78 kW

Summary

Technical Changes

Model Updates and PC Board Revisions

Details new model additions and changes to indoor unit electronic control boards.

Product Information

Part Names and Functions

Identifies and illustrates various components of the indoor air conditioning unit.

Specifications and Dimensions

Details electrical data, airflow, sound levels, and physical dimensions.

Noise Criteria Curves

Graphical data showing octave band sound pressure levels for different operating modes.

Wiring and Refrigerant Diagrams

Provides electrical wiring schematics and refrigerant system flow diagrams.

Service Functions

PC Board Modifications and Auto Restart

Guides on PC board changes for operation and disabling auto-restart.

Remote Controller Operation and Modes

Explains microprocessor control, remote functions, and basic operating modes.

Timer and Special Operation Modes

Details timer settings, i-save, and emergency operation procedures.

Troubleshooting

General Troubleshooting and Component Checks

Covers initial troubleshooting, battery replacement, and main part criteria.

Failure Mode Recall and Diagnosis

Explains how to recall and diagnose failure modes using indicator lamps.

Specific Component and Wiring Troubleshooting

Guides for checking fan motor, remote control, PC boards, and wiring errors.

Electromagnetic Noise Issues

Addresses troubleshooting steps for electromagnetic noise interference.

Disassembly Instructions

Panel and Internal Component Removal

Step-by-step guide for removing the front panel and internal parts.

Motor, Sensor, and Electrical Component Extraction

Instructions for removing vane motors, nozzle assembly, and electrical components.

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