SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················6
3. SPECIFICATION·················································7
4. NOISE CRITERIA CURVES ·······························9
5. OUTLINES AND DIMENSIONS ·······················10
6. WIRING DIAGRAM···········································11
7. REFRIGERANT SYSTEM DIAGRAM ··············15
8. PERFORMANCE CURVES ······························17
9. ACTUATOR CONTROL····································25
10. SERVICE FUNCTIONS·····································26
11. TROUBLESHOOTING ······································26
12. DISASSEMBLY INSTRUCTIONS·····················45
13. PARTS LIST······················································48
Wireless type
Models
No. OB379
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
MUZ-GA25VA -
MUZ-GA35VA -
MUZ-GA25VAH -
MUZ-GA35VAH -
E1
E1
E1
E1
MUZ-GA25VA -
MUZ-GA35VA -
MUZ-GA25VAH -
MUZ-GA35VAH -
E1
E1
E1
E1
Indication of
model name
NOTE:
This service manual describes technical data of the outdoor units.
•As for indoor units MSZ-GA22VA-
, MSZ-GA25VA-
and MSZ-GA35VA-
, refer to the
service manual OB378.
E1
E1
E1
HFC
utilized
R410A
OB379 --1qxp 05.1.17 16:39 Page 1
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