Service manual

7
3 COMBINATION OF INDOOR AND OUTDOOR UNITS
4 PART NAMES AND FUNCTIONS
CHARGELESS SYSTEM
PRE-CHARGED REFRIGERANT IS SUPPLIED FOR PIPING LENGTH AT SHIPMENT.
(Max.30m(PUHZ-RP1.6~RP6))
The refrigerant circuit with LEV(Linear Expansion Valve) and power receiver always control the optimal refrigerant
level regardless of the length (30m max. and 5m min.) of piping. The additional refrigerant charging work during
installation often causes problems. Heretofore it is completely eliminated. This unique system improves the quality
and reliability of the work done.It also helps to speed up the installation time.
PUHZ-RP2.5VHA PUHZ-RP2.5VHA1
PUHZ-RP3VHA PUHZ-RP3VHA1
PUHZ-RP4VHA PUHZ-RP4VHA1
PUHZ-RP5VHA PUHZ-RP5VHA1
PUHZ-RP6VHA PUHZ-RP6VHA1
PUHZ-RP4YHA
PUHZ-RP5YHA
PUHZ-RP6YHA
Heat pump type
Outdoor unit
PUHZ-RP
PEAD-RP·EA.UK
PEAD-RP·EA1.UK
PLA-RP·AA.UK
PLA-RP·AA1.UK
PEAD-RP·GA.UK
PLA-RP·AA
PLA-RP·AA1
—
—
OC293
REVISED EDITION-B
OC297
REVISED EDITION-D
PKA-RP·GAL
OC301
REVISED EDITION-A
PKA-RP·FAL
OC305
PCA-RP·GA
OC311
Indoor unit
Service
Manual No.
Service Ref.
4 5
Heat pump without electric heater
VHA
VHA
1
VHA
VHA1
YHA
VHA
VHA1
YHA
VHA
VHA1
YHA
6
3
2 2.5
VHA VHA VHA
VHA
1
1.6
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—
—
—
—
—
— ———
———
PUHZ-RP1.6VHA
PUHZ-RP2VHA
OC294-D-1.qxp 05.3.9 11:01 AM Page 7