SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················3
3. SPECIFICATION·················································5
4. NOISE CRITERIA CURVES·······························6
5. OUTLINES AND DIMENSIONS ·························7
6. WIRING DIAGRAM ············································8
7. REFRIGERANT SYSTEM DIAGRAM················8
8. SERVICE FUNCTIONS ······································9
9. TROUBLESHOOTING······································10
10. DISASSEMBLY INSTRUCTIONS·····················24
11. RoHS PARTS LIST···········································27
12. OPTIONAL PARTS···········································30
Wireless type
Models
MSZ-GB50VA -
E1
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
MSZ-GB50VA
NOTE:
• This service manual describes technical data of the indoor units.
INDOOR UNIT
Outdoor unit service manual
MUZ-GB·VA series (OB455)
MXZ-A·VA series (OB377)
MXZ-8A140VA (OC316)
No. OB454
OB454qxp 06.3.22 4:30 PM Page 1
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