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SERVICE MANUAL

CONTENTS

1. TECHNICAL CHANGES ····································2

2. PART NAMES AND FUNCTIONS······················5

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

4. NOISE CRITERIA CURVES·······························8

5. OUTLINES AND DIMENSIONS ·························9

6. WIRING DIAGRAM ··········································10

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

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

9. SERVICE FUNCTIONS ····································25

10. TROUBLESHOOTING······································25

11. DISASSEMBLY INSTRUCTIONS·····················36

12. PARTS LIST······················································40

13. RoHS PARTS LIST···········································46

Models

MUH-GA50VB -

MUH-GA60VB -

MUH-GA80VB -

SPLIT-TYPE AIR CONDITIONERS

MUH-GA50VB

NOTE:

This service manual describes technical data of outdoor units.

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

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

HFC

utilized

R410A

OUTDOOR UNIT

No. OB368

REVISED EDITION-C

Please void OB368 REVISED EDITION-B.

Revision:C

• The fan guard for MUH-GA60VB- and

MUH-GA80VB- has been changed.

Indoor unit service manual

MSH-GA•VB Series (OB367)

OB368B-1.qxp 10.5.25 9:14 AM Page 1

Mitsubishi MUH-GA50VB User Manual

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