SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
CONTENTS
1. FEATURES·························································3
2. TECHNICAL CHANGE·······································4
3. PART NAMES AND FUNCTIONS······················4
4. SPECIFICATIONS ··············································6
5. DATA·································································10
6. OUTLINES AND DIMENSIONS ·······················23
7. WIRING DIAGRAM ··········································26
8. REFRIGERANT SYSTEM DIAGRAM··············28
9. MICROPROCESSOR CONTROL ····················30
10. SERVICE FUNCTIONS·····································41
11. TROUBLESHOOTING······································43
12. DISASSEMBLY INSTRUCTIONS·····················55
13. PARTS LIST······················································65
14. OPTIONAL PARTS···········································74
Wireless type
Models
MSH09NW
(WH)
· MUH09NW
MSH12NN
(WH)
· MUH12NN
MSH15NN
(WH)
· MUH15NN
MSH17NN
(WH)
· MUH17NN
No. OB198
The Slim Line.
From Mitsubishi Electric.
MSH12NN
MSH15NN
MSH17NN
INDOOR UNIT
MUH12NN
MUH15NN
OUTDOOR UNIT
Remote
controller
OB198--1.qxp 24/6/97 5:56 AM Page 1
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