SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ···································3
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. OUTLINES AND DIMENSIONS ························6
5. WIRING DIAGRAM ············································ 7
6. REFRIGERANT SYSTEM DIAGRAM ···············8
7. DATA ·································································· 9
8. ACTUATOR CONTROL ··································· 15
9. SERVICE FUNCTIONS ···································16
10. TROUBLESHOOTING ····································· 16
11. DISASSEMBLY INSTRUCTIONS ···················· 32
Wireless type
Models

MUZ-FD09NA

MUZ-FD09NA- U1

MUZ-FD12NA

MUZ-FD12NA- U1

OUTDOOR UNIT

Indoor unit service manual
MSZ-FD•NA Series (OBH497)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
TM
HFC
utilized
R410A
No. OBH498
REVISED EDITION-A
PARTS CATALOG (OBB498)
Revision A:
• 3. SPECIFICATION has been corrected.
Please void OBH498.