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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.