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SERVICE MANUAL

CONTENTS

1. TECHNICAL CHANGES ····································3

2. PART NAMES AND FUNCTIONS······················6

3. SPECIFICATION·················································6

4. NOISE CRITERIA CURVES·······························7

5. OUTLINES AND DIMENSIONS ·························8

6. WIRING DIAGRAM ············································9

7. REFRIGERANT SYSTEM DIAGRAM··············12

8. PERFORMANCE CURVES······························15

9. ACTUATOR CONTROL····································26

10. SERVICE FUNCTIONS·····································27

11. TROUBLESHOOTING······································27

12. DISASSEMBLY INSTRUCTIONS·····················46

13. PARTS LIST······················································50

14. RoHS PARTS LIST···········································54

Wireless type

Models

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

MUZ-GA50VA -

MUZ-GA60VA -

MUZ-GA71VA -

HFC

utilized

R410A

NOTE:

• RoHS compliant products have <G> mark on the spec name plate.

For servicing of RoHS compliant products, refer to the RoHS Parts List.

• Contents of SERVICE FUNCTIONS(10) have been removed.

No. OB389

REVISED EDITION-F

Indoor unit service manual

MSZ-GA•VA Series (OB388)

Please void OB389 REVISED EDITION-E.

OUTDOOR UNIT

Revision F:

• MUZ-GA60VA- has been added.

OB389F--1qxp 07.9.3 5:06 PM Page 1

Mitsubishi Electric MUZ-GA50VA User Manual

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