TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
CONTENTS
1. TECHNICAL CHANGES................................... 2
2. SAFETY PRECAUTION.................................... 2
3. OVERVIEW OF UNITS...................................... 5
4. SPECIFICATIONS............................................. 7
5. DATA.................................................................. 8
6. OUTLINES AND DIMENSIONS...................... 18
7. WIRING DIAGRAM......................................... 20
8. NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION..... 22
9. TROUBLESHOOTING.................................... 32
10. ELECTRICAL WIRING.................................... 75
11. REFRIGERANT PIPING TASKS..................... 78
12. DISASSEMBLY PROCEDURE....................... 82
13. PARTS LIST..................................................... 87
14. RoHS PARTS LIST.......................................... 90
15. OPTIONAL PARTS.......................................... 95
OUTDOOR UNIT
No. OC376
REVISED EDITION-C
[Service Ref.]
PUMY-P100VHM
PUMY-P125VHM
PUMY-P140VHM
PUMY-P100VHMA
PUMY-P125VHMA
PUMY-P140VHMA
PUMY-P100VHMA-BS
PUMY-P125VHMA-BS
PUMY-P140VHMA-BS
HFC
utilized
R410A
Model name
indication
June 2008
NOTE :
· This service manual describes technical data of outdoor unit.
As for indoor units, refer to its service manual.
· RoHS compliant products have <G> mark on the spec name plate.
· For servicing of RoHS compliant products, refer to the RoHS PARTS LIST.
[Model name]
<Outdoor unit>
PUMY-P100VHM
PUMY-P125VHM
PUMY-P140VHM
PUMY-P100VHMA
PUMY-P125VHMA
PUMY-P140VHMA
PUMY-P100VHMA-BS
PUMY-P125VHMA-BS
PUMY-P140VHMA-BS
Revision:
· PUMY-P100/125/140
VHMA-BS are added in
REVISED EDITION-C.
· Some descriptions have
been modified.
· Please void OC376
REVISED EDITION-B