SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················3
3. SPECIFICATION·················································4
4. OUTLINES AND DIMENSIONS ·························5
5. WIRING DIAGRAM ············································8
6. REFRIGERANT SYSTEM DIAGRAM················9
7. PERFORMANCE CURVES······························12
8. TROUBLESHOOTING······································15
9. DISASSEMBLY INSTRUCTIONS ····················17
10. PARTS LIST······················································25
11. RoHS PARTS LIST···········································29
12. OPTIONAL PARTS···········································33
Wireless type
Models
SPLIT-TYPE, AIR CONDITIONERS
MU-A08ND-
MU-A08ND-
MU-A10ND-
MU-A10ND-
MU-A12ND-
MU-A15ND-
MU-A15ND-
C2
C1
C1
C2
C1
C2
C1
MU-A10ND
MU-A12ND
TM
Revision:B
• MU-A10ND - has been added.
• RoHS PARTS LIST has been added.
C2
Please void OB403 REVISED EDITION-A.
NOTE:
This service manual describes technical data of outdoor units.
RoHS compliant products have <G> mark on the spec name plate.
For servicing of RoHS compliant products, refer to the RoHS Parts List.
OUTDOOR UNIT
Indoor unit service manual
MS-A•ND Series (OB402)
No. OB403
REVISED EDITION-B
OB403B--1.qxp 07.6.26 10:28 AM Page 1
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