CONTENTS
1. TECHNICAL CHANGES ··································· 3
2. PART NAMES AND FUNCTIONS ····················· 4
3. SPECIFICATION ················································ 5
4. OUTLINES AND DIMENSIONS ························ 6
5. WIRING DIAGRAM ············································ 7
6. REFRIGERANT SYSTEM DIAGRAM ··············· 8
7. SERVICE FUNCTIONS ····································· 9
8. MICROPROCESSOR CONTROL ····················11
9. TROUBLESHOOTING ····································· 20
10. DISASSEMBLY INSTRUCTIONS ···················· 32
SERVICE MANUAL
INDOOR UNIT
PARTS CATALOG (OBB683)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
Models
MSZ-FH09NA
MSZ-FH12NA
MSZ-FH15NA
No. OBH683
REVISED EDITION-B
Outdoor unit service manual
MUZ-FH·NA(H) Series (OBH684)
SPLIT-TYPE AIR CONDITIONERS
Please void OBH683 REVISED EDITION-A.
Revision B:
• 4. OUTLINE AND DIMENSIONS has been modified.
• Some descriptions have been modified.