SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
INDOOR UNIT
CONTENTS
1. TECHNICAL CHANGES
...........................................
2
2. FEATURES
................................................................
3
3. PART NAMES AND FUNCTIONS
.............................
4
4. SPECIFICATIONS
.....................................................
6
5. 4-WAY AIR FLOW SYSTEM
......................................
9
6. OUTLINES AND DIMENSIONS
...............................
11
7. WIRING DIAGRAM
..................................................
12
8.
REFRIGERANT SYSTEM DIAGRAM
........................
15
9. MICROPROCESSOR CONTROL
...........................
16
10. TROUBLESHOOTING
.............................................
23
11. DISASSEMBLY PROCEDURE
................................
30
R410A / R22
No. OCH410
REVISED EDITION-D
April 2012
NOTE:
• This manual describes only
service data of the indoor units.
PARTS CATALOG (OCB410)
Revision:
• PLFY-P08/12/15NCMU-ER4.TH
have been added in
REVISED EDITION-D.
• Some descriptions have been
modified.
• Please void OCH410
REVISED EDITION-C.
Model name
indication
[Service Ref.]
PLFY-P08NCMU-E.TH
PLFY-P08NCMU-E1.TH
PLFY-P08NCMU-ER2.TH
PLFY-P08NCMU-ER3.TH
PLFY-P08NCMU-ER4.TH
PLFY-P12NCMU-E.TH
PLFY-P12NCMU-E
1.TH
PLFY-P12NCMU-ER2.TH
PLFY-P12NCMU-ER3.TH
PLFY-P12NCMU-ER4.TH
PLFY-P15NCMU-E.TH
PLFY-P15NCMU-E
1.TH
PLFY-P15NCMU-ER2.TH
PLFY-P15NCMU-ER3.TH
PLFY-P15NCMU-ER4.TH
Indoor unit
[Model names]
PLFY-P08NCMU-E
PLFY-P12NCMU-E
PLFY-P15NCMU-E