Hitachi RAC-60YH7A, Service Manual

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NO. 0508E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
FEBRUARY 2012
Refrigeration & Air-Conditioning Division
SERVICE MANUAL
PM
REFER TO THE FOUNDATION MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
SPECIFICATIONS
RAS-60YH7
CONTENTS
SPECIFICATIONS ------------------------------------------------------ 5
HOW TO USE ---------------------------------------------------------- 7
CONSTRUCTION AND DIMENSIONAL DIAGRAM ---------29
MAIN PARTS COMPONENT --------------------------------------31
WIRING DIAGRAM ---------------------------------------------------33
CIRCUIT DIAGRAM --------------------------------------------------35
PRINTED WIRING BOARD LOCATION DIAGRAM --------41
BLOCK DIAGRAM ----------------------------------------------------44
BASIC MODE ----------------------------------------------------------45
REFRIGERATING CYCLE DIAGRAM---------------------------59
AUTO SWING FUNCTION -----------------------------------------60
DESCRIPTION OF MAIN CIRCUIT OPERATION -----------61
SERVICE CALL Q & A ----------------------------------------------74
TROUBLE SHOOTING ----------------------------------------------78
PARTS LIST AND DIAGRAM --------------------------------------98
RAS-60YH7/RAC-60YH7A
After installation
RAC-60YH7A
(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
COOLING
HEATING
OUTDOOR UNIT
RAC-60YH7A
INDOOR UNIT
RAS-60YH7
1030
295
207
12
1 PHASE, 50/60 Hz, 220-240V
1,850 (155 – 2,300)
8.50 – 7.80
6.00 (0.9 – 6.5)
20,490 (3,070 – 22,190)
1,880 (155 – 2,550)
8.60 – 7.90
6.80 (0.9 – 8.5)
23,210 (3,070 – 29,000)
850
650
298
45