Hitachi RAS-08LH1 Service Manual

SERVICE MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
RAS-08LH1/RAS-08LH1(B)
RAS-10LH1/RAS-10LH1(B)
RAS-14LH1/RAS-14LH1(B)
SPECIFICATIONS
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
COOLING
CAPACITY
TOTAL INPUT
TOTAL AMPERES
HEATING
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
FEBRUARY 2011
RAS-08LH1
RAS-10LH1
RAS-14LH1
INDOOR UNIT OUTDOOR UNIT
RAS-08LH1/
RAC-8LH1
RAS-08LH1(B)
1 PHASE, 50 Hz, 220-230V
(W)
670 - 680
(A)
3.14 - 3.05
(kW)
2.18 - 2.18
(B.T.U./h) 7,440 - 7,440
(W)
570 - 580
(A)
2.70 - 2.63
(kW)
2.18 - 2.18
(B.T.U./h)
7,440 - 7,440
W 780
H 280
D 220
(kg) 8.5
INDOOR UNIT + OUTDOOR UNIT
Refrigeration & Air-Conditioning Division
NO. 0486E
PM
RAS-08LH1/RAS-08LH1(B) / RAC-08LH1
RAS-10LH1/RAS-10LH1(B) / RAC-10LH1
RAS-14LH1/RAS-14LH1B) / RAC-14LH1
REFER TO THE FOUNDATION MANUAL
SPECIFICATIONS ------------------------------------------------------ 5
HOW TO USE ---------------------------------------------------------- 6
CONSTRUCTION AND DIMENSIONAL DIAGRAM ---------30
MAIN PARTS COMPONENT --------------------------------------32
WIRING DIAGRAM ---------------------------------------------------34
CIRCUIT DIAGRAM --------------------------------------------------35
PRINTED WIRING BOARD LOCATION DIAGRAM --------37
BLOCK DIAGRAM ----------------------------------------------------39
BASIC MODE ----------------------------------------------------------41
REFRIGERATING CYCLE DIAGRAM---------------------------47
DESCRIPTION OF MAIN CIRCUIT OPERATION -----------49
AUTO SWING FUNCTION -----------------------------------------57
SERVICE CALL Q & A ----------------------------------------------58
PARTS LIST AND DIAGRAM --------------------------------------67
(WALL TYPE)
INDOOR UNIT OUTDOOR UNIT
RAS-10LH1/
RAC-10LH1
RAS-10LH1(B)
1 PHASE, 50 Hz, 220-230V
910 - 940
4.25 - 4.20
2.92 - 2.96
9,970 - 10,100
780 - 810
3.65 - 3.62
2.97 - 2.98
10,140 - 10,170
700 780 700
468 280 468
258 220 258
23 9.0 25
CONTENTS
INDOOR UNIT OUTDOOR UNIT
RAS-14LH1/
RAC-14LH1
RAS-14LH1(B)
1 PHASE, 50 Hz, 220-230V
1,300 - 1,320
6.10 - 5.90
3.66 - 3.68
12,500 - 12,560
1,020 - 1,060
4.85 - 4.80
3.81 - 3.86
13,010 - 13,180
780 700
280 468
220 258
9.0 27
After installation