SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
[Models]
PKFY-P06NAMU-E
PKFY-P08NAMU-E
PKFY-P12NGMU-E
PKFY-P15NGMU-E
PKFY-P18NFMU-E
PKFY-P24NFMU-E
PKFY-P30NFMU-E
No. OC342
REVISED EDITION-C
CONTENTS
1. DIFFERENCES..................................... 2
2. FEATURES............................................ 3
3. PART NAMES AND FUNCTIONS........ 6
4. SPECIFICATION................................... 9
5. OUTLINES AND DIMENSIONS.......... 16
6. WIRING DIAGRAM............................. 20
7. REFRIGERANT SYSTEM DIAGRAM.... 22
8. MICROPROCESSOR CONTROL....... 23
9. TROUBLESHOOTING........................ 30
10. DISASSEMBLY PROCEDURE........... 39
11. PARTS LIST........................................ 48
12. RoHS PARTS LIST............................. 56
May 2009
R410A / R22
PKFY-P12NGMU-E
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 compli-
ant products, refer to the RoHS
PARTS LIST.
Revision:
• "12. RoHS PARTS LIST" has
been modified.
• Please void OC342
REVISED EDITION-B.