TECHNICAL & SERVICE MANUAL

CONTENTS

1. PART NAMES AND FUNCTIONS ..........2
2. SPECIFICATION .....................................4
3. OUTLINES AND DIMENSIONS ..............8
4. WIRING DIAGRAM ...............................11
5. REFRIGERANT SYSTEM DIAGRAM ........12
6. MICROPROCESSOR CONTROL...............13
7. TROUBLESHOOTING ..........................20
8. DISASSEMBLY PROCEDURE .............29
Indoor unit
[Model names] [Service Ref.]
PCFY-P15NKMU-E PCFY-P15NKMU-E
PCFY-P24NKMU-E PCFY-P24NKMU-E
PCFY-P30NKMU-E PCFY-P30NKMU-E
PCFY-P36NKMU-E PCFY-P36NKMU-E

No. OCH450

INDOOR UNIT

R22R410A

Note:
• This manual describes only
service data of the indoor
units.
• RoHS compliant products
have <G> mark on the spec
name plate.

February 2009

PARTS CATALOG (OCB450)

Model name
indication

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS