SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
No. OC328
REVISED EDITION-B
INDOOR UNIT
REMOTE CONTROLLER
CONTENTS
1. TECHNICAL CHANGES
......................................
2
2. REFERENCE MANUAL
...............................................
2
3. SAFETY PRECAUTION
...................................
3
4. PART NAMES AND FUNCTIONS
....................
7
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
.....................................
33
12. DISASSEMBLY PROCEDURE
.......................
36
13. PARTS LIST
....................................................
41
14. RoHS PARTS LIST
.........................................
50
ON/OFF
TEMP.
Indoor unit
[Model names] [Service Ref.]
PCA-RP50GA PCA-RP50GA PCA-RP50GA#1
PCA-RP50GA2 PCA-RP50GA2 PCA-RP50GA2#1
PCA-RP60GA PCA-RP60GA PCA-RP60GA#1
PCA-RP71GA PCA-RP71GA PCA-RP71GA#1
PCA-RP100GA PCA-RP100GA PCA-RP100GA#1
PCA-RP125GA PCA-RP125GA PCA-RP125GA#1
PCA-RP140GA PCA-RP140GA PCA-RP140GA#1
Model name
indication
PCH-P50GAH
PCH-P50GAH
PCH-P60GAH PCH-P60GAH
PCH-P71GAH PCH-P71GAH
PCH-P100GAH PCH-P100GAH
PCH-P125GAH PCH-P125GAH
PCH-P140GAH PCH-P140GAH
May 2008
NOTE:
• This manual describes only
service data of the indoor
units.
• RoHS compliant products
have <G> mark on the
spec name plate.
• For servicing of RoHS com-
pliant products, refer to the
RoHS Parts List.
Revision :
• PCA-RP50~140GA(2)#1
are added in REVISED
EDITION-B.
• RoHS PARTS LIST added.
• Some descriptions have
been modified.
• Please void OC328
REVISED EDITION-A
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