Mitsubishi Electric MSZ-GE22VA-A1 User Manual

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)

Mitsubishi Electric MSZ-GE22VA-A1 Specifications

General

Type	Split System
Cooling Capacity	2.2 kW
Heating Capacity	2.5 kW
Power Supply	220-240 V, 50 Hz
Refrigerant	R410A
Indoor Unit Dimensions (WxHxD)	798 x 295 x 232 mm
Indoor Unit Weight	9 kg

Summary

Technical Changes

Specification

Wiring Diagram

Service Functions

Timer Short Mode

P.C. Board Modification for Individual Operation

Modifies remote controller P.C. boards for individual unit operation.

Microprocessor Control

Wireless Remote Controller

Emergency/Test Operation

Describes operation during emergencies or for servicing purposes.

Troubleshooting

Cautions on Troubleshooting

Safety and handling precautions before starting any troubleshooting procedures.

Failure Mode Recall Function

How to recall and diagnose stored error codes or abnormal conditions.

Troubleshooting Check Table

A guide correlating symptoms with specific failure modes and remedies.

Trouble Criterion of Main Parts

Specifies resistance values and testing methods for key internal components.

Troubleshooting Flow

Step-by-step diagnostic flowcharts for identifying and resolving unit malfunctions.

Test Point Diagram and Voltage

Disassembly Instructions

Removing Electronic Control Boards and Enclosures

Fan Motor, Thermistor, and Fan Removal