SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES
......................................
2
2. REFERENCE MANUAL
.......................................
2
3. SAFETY PRECAUTION
.......................................
3
4. PART NAMES AND FUNCTIONS
........................
5
5. SPECIFICATIONS
................................................
9
6. NOISE CRITERION CURVES
............................
11
7. OUTLINES AND DIMENSIONS
.........................
12
8. WIRING DIAGRAM
............................................
15
9.
REFRIGERANT SYSTEM DIAGRAM
........................
19
10. TROUBLE SHOOTING
.......................................
20
11. SPECIAL FUNCTION
.........................................
35
12. DISASSEMBLY PROCEDURE
...........................
38
13. PARTS LIST
.......................................................
44
14. RoHS PARTS LIST
.............................................
53
Indoor unit
[Model names]
PKA-A12GA
PKA-A18GA
PKA-A24FA
PKA-A30FA
PKA-A36FA
PKA-A12GAL
PKA-A18GAL
PKA-A24FAL
PKA-A30FAL
PKA-A36FAL
Indoor unit
No.OC369
REVISED EDITION-D
WIRELESS REMOTE
CONTROLLER
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
Model name indication
April 2009
ON/OFF
TEMP.
WIRED REMOTE
CONTROLLER
PKA-A12GA PKA-A18GA
PKA-A12GAL PKA-A18GAL
NOTE:
• This manual describes only
service data of the indoor
units.
• RoHS compliant products
have <G> mark on the spec
name plate.
• For servicing RoHS compli-
ant products, refer to the
RoHS PARTS LIST.
• Please void OC369
REVISED EDTION-C.
3 3 2 2 3
[Service Ref.]
PKA-A12GA PKA-A12GA1 PKA-A12GA2
PKA-A18GA PKA-A18GA1 PKA-A18GA2
PKA-A24FA PKA-A24FA1 PKA-A24FA2
PKA-A30FA PKA-A30FA1 PKA-A30FA2
PKA-A36FA PKA-A36FA1 PKA-A36FA2
PKA-A12GAL PKA-A12GAL1 PKA-A12GAL2
PKA-A18GAL PKA-A18GAL1 PKA-A18GAL2
PKA-A24FAL PKA-A24FAL1 PKA-A24FAL2
PKA-A30FAL PKA-A30FAL1 PKA-A30FAL2
PKA-A36FAL PKA-A36FAL1 PKA-A36FAL2
Revision:
• "14. RoHS PARTS LIST" has
been modified.
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