SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
No. OCH491
REVISED EDITION-B
INDOOR UNIT
CONTENTS
1. TECHNICAL CHANGES
..................................
2
2. REFERENCE MANUAL
...................................
2
3. SAFETY PRECAUTION
...................................
3
4. PART NAMES AND FUNCTIONS
....................
4
5. SPECIFICATIONS
............................................
9
6. NOISE CRITERION CURVES
.......................
13
7. OUTLINES AND DIMENSIONS
.....................
15
8. WIRING DIAGRAM
.............................................
19
9. REFRIGERANT SYSTEM DIAGRAM
.............
20
10. TROUBLESHOOTING
...................................
21
11. SPECIAL FUNCTION
.....................................
37
12. DISASSEMBLY PROCEDURE
.......................
41
[Service Ref.]
PCA-RP35KAQ
PCA-RP50KAQ
PCA-RP50KAQR1
PCA-RP60KAQ
PCA-RP60KAQR1
PCA-RP71KAQ
PCA-RP71KAQR1
PCA-RP100KAQ
PCA-RP125KAQ
PCA-RP140KAQ
October 2012
NOTE:
• This manual describes only
service data of the indoor
units.
• RoHS compliant products
have <G> mark on the
spec name plate.
PARTS CATALOG (OCB491)
Model name
indication
WIRED REMOTE
CONTROLLER
(Option)
WIRELESS REMOTE
CONTROLLER
(Option)
ON/OFF TEMP
• Please void OCH491
REVISED EDITION-A.
Revision:
• PCA-RP35KAQ and
PCA-RP50/60/71KAQR1
have been added in
REVISED EDITION-B.
• Some descriptions have
been modified.
ON/OFF
TEMP.
Indoor unit
[Model names]
PCA-RP35KAQ
PCA-RP50KAQ
PCA-RP60KAQ
PCA-RP71KAQ
PCA-RP100KAQ
PCA-RP125KAQ
PCA-RP140KAQ