SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ····································4
2. PART NAMES AND FUNCTIONS······················8
3. SPECIFICATION·················································9
4. NOISE CRITERIA CURVES ·····························11
5. OUTLINES AND DIMENSIONS ·······················12
6. WIRING DIAGRAM ··········································13
7. REFRIGERANT SYSTEM DIAGRAM··············19
8. PERFORMANCE CURVES······························21
9. ACTUATOR CONTROL····································29
10. SERVICE FUNCTIONS·····································30
11. TROUBLESHOOTING······································30
12. DISASSEMBLY INSTRUCTIONS·····················51
13. PARTS LIST······················································54
14. RoHS PARTS LIST···········································58
Wireless type
Models
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
MUZ-GA25VA -
MUZ-GA25VA -
MUZ-GA25VA -
MUZ-GA25VA -
MUZ-GA35VA -
MUZ-GA35VA -
MUZ-GA25VAH -
MUZ-GA25VAH -
MUZ-GA25VAH -
MUZ-GA25VAH -
MUZ-GA35VAH -
MUZ-GA35VAH -
E2
E1
E4
E3
E2
E1
E2
E1
E4
E3
E2
E1
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
For servicing of RoHS compliant products, refer to the RoHS Parts List.
Please void OB379 REVISED EDITION-B.
No. OB379
REVISED EDITION-C
Revision:C
● MUZ-GA25VA(H)- has been added.
E4
OUTDOOR UNIT
Indoor unit service manual
MSZ-GA•VA Series (OB378)
MSZ-CB•VA Series (OB441)
OB379 C--1qxp 07.2.1 2:25 PM Page 1