Hitachi RAC-50YH7, Service Manual

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NO. 0413E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
APRIL 2008
Refrigeration & Air-Conditioning Division
SERVICE MANUAL
PM
REFER TO THE FOUNDATION MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
(W)
(A)
(kW)
(B.T.U./h)
(W)
(A)
(kW)
(B.T.U./h)
W
H
D
(kg)
(WALL TYPE)
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
RAS-80YH5A
CONTENTS
SPECIFICATIONS ----------------------------------------------------- 4
HOW TO USE ---------------------------------------------------------- 6
CONSTRUCTION AND DIMENSIONAL DIAGRAM ------- 30
MAIN PARTS COMPONENT ------------------------------------- 32
WIRING DIAGRAM -------------------------------------------------- 34
CIRCUIT DIAGRAM ------------------------------------------------- 35
PRINTED WIRING BOARD LOCATION DIAGRAM ------- 41
BLOCK DIAGRAM --------------------------------------------------- 44
BASIC MODE --------------------------------------------------------- 45
REFRIGERATING CYCLE DIAGRAM ------------------------- 59
DESCRIPTION OF MAIN CIRCUIT OPERATION --------- 61
SERVICE CALL Q & A -------------------------------------------- 85
TROUBLE SHOOTING --------------------------------------------- 88
PARTS LIST AND DIAGRAM ----------------------------------- 108
RAS-80YH5A/RAC-80YH5
COOLING
HEATING
OUTDOOR UNIT
RAC-80YH5
INDOOR UNIT
RAS-80YH5A
1150
333
245
15
925
875
315
57
1 Ø, 50 Hz, 220 ~ 240V
3,070 (200 ~ 3,850)
14.10 ~ 12.90
8.00 (1.50 ~ 8.50)
27,300 (5,120 ~ 29,000)
3,100 (200 ~ 3,850)
14.30 ~ 13.00
9.30 (1.50 ~ 9.70)
31,730 (5,120 ~ 33,310)
After installation
RAC-80YH5