SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
[Models]
PLFY-P12NAMU-E
PLFY-P15NAMU-E
PLFY-P18NAMU-E
PLFY-P24NAMU-E
PLFY-P30NAMU-E
PLFY-P36NAMU-E
No. OC340
REVISED EDITION-A
INDOOR UNIT
CONTENTS
1. FEATURES····························································· 2
2. PART NAMES AND FUNCTIONS ························· 3
3. SPECIFICATIONS ·················································· 5
4. 4-WAY AIR FLOW SYSTEM ·································· 8
5. OUTLINES AND DIMENSIONS ····························· 11
6. WIRING DIAGRAM ················································ 12
7. REFRIGERANT SYSTEM DIAGRAM······················· 13
8. MICROPROCESSOR CONTROL ·························· 14
9. TROUBLE SHOOTING ·········································· 21
10. DISASSEMBLY PROCEDURE ······························ 26
11. PARTS LIST ··························································· 29
12. RoHS PARTS LIST ················································ 32
13. OPTIONAL PARTS················································· 35
August 2006
R410A / R22
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:
• RoHS PARTS LIST is added.
• Some descriptions have been
modified.
• Please void OC340.
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