SERVICE MANUAL

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
Note:
• This manual describes only
service data of the indoor
units.
• RoHS compliant products
have <G> mark on the spec
name plate.
CONTENTS
1. REFERENCE MANUAL................................... 2
2. SAFETY PRECAUTION...................................
3
3. PART NAMES AND FUNCTIONS................... 4
4. SPECIFICATIONS............................................ 7
5. NOISE CRITERION CURVES..........................
8
6. OUTLINES AND DIMENSIONS....................... 9
7. WIRING DIAGRAM.........................................
10
8. REFRIGERANT SYSTEM DIAGRAM............
11
9. TROUBLESHOOTING.................................... 12
10. SPECIAL FUNCTION.....................................
26
11. DISASSEMBLY PROCEDURE.......................
29
PARTS CATALOG (OCB488)
No. OCH488
REVISED EDITION-A

May 2011

ON/OFF
TEMP.
9700058
WIRED REMOTE
CONTROLLER
(Option)
INDOOR UNIT
Indoor unit
[Model names] [Service Ref.]
PKA-A24KA4
PKA-A24KA4.TH
PKA-A30KA4
PKA-A30KA4.TH
PKA-A36KA4
PKA-A36KA4.TH
IR WIRELESS REMOTE
CONTROLLER
(Option)
ON/OFF TEMP
Revision:
• 6. OUTLINES AND
DIMENSIONS has been modi-
fied in REVISED EDITION-A.
• Some descriptions have been
modified.
• Please void OCH488.