Hitachi RAK-18PED - Service Manual

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
SERVICE MANUAL
REFER TO THE FOUNDATION MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
SPECIFICATIONS
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 6
HOW TO USE ----------------------------------------------------------------------- 9
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 18
MAIN PARTS COMPONENT --------------------------------------------------- 21
WIRING DIAGRAM ---------------------------------------------------------------- 23
CIRCUIT DIAGRAM --------------------------------------------------------------- 25
After installation
BLOCK DIAGRAM ----------------------------------------------------------------- 30
BASIC MODE ----------------------------------------------------------------------- 31
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 41
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 47
SERVICE CALL Q & A ---------------------------------------------------------- 74
TROUBLE SHOOTING ----------------------------------------------------------- 77
PARTS LIST AND DIAGRAM --------------------------------------------------10
JCH-WH
INDOOR UNITOUTDOOR UNIT
INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT
RAK-18PED RAC-18WED
RAK-25PED
RAK-25PEDC
RAC-25WED RAC-35WED
RAK-35PED
RAK-35PEDC
RAK-50PED
RAK-50PEDC
RAC-50WED
(KW)
(B.T.U./h)
(KW)
(B.T.U./h)
W 780 660(+60) 780 660(+60) 780 660(+60) 780 792(+91)
H 280 530 280 530 280 530 280 600
D 215 278(+55) 215 278(+55) 215 278(+55) 215 299(+47)
MODEL
POWER SOURCE
TOTAL INPUT (W
TOTAL AMPERES (A)
CAPACITY
COOLING
HEATING
TOTAL INPUT (W
TOTAL AMPERES (A)
CAPACITY
1,090 (250
1,460)
DIMENSIONS
(mm)
1,560 (500 2,100)
3.19-3.05
2.00 (0.90 2.50)
6,820 (3,070 8,530)
620 (250
970)
2.50 (0.90 3.20)
3.62-3.46
7.5 23 7.5 23 7.5 24.5 39.5
8,530 (3,070 10,920)
880 (250
1,250)
NET WEIGHT (Kg)
TYPE
DC INVERTER
V032-022, zH05,ESAHP 1 V032-022, zH05,ESAHP 1 V032-022, zH05,ESAHP 1 V032-022 , zH05,ESAHP 1
580 ( 700 (250 1,290)1,010)
4.56-4.36
3.40 (0.90 4.40)
11,600 (3,070
15,010)
5.41-5.18
1,100 (250 1,700)
5.56-5.31
14,330 (3,070 17,060)
3.84-3.67
2.50 (0.90 3.10)
8,530 (3,070
10,580)
7.16-6.85
3.50 (0.90 4.00) 5.00 (1.90 5.20)
11,940 (3,070
13,650) 17,060 (6,480 17,740)
20,470 (7,510
24,910)
7.62-7.29
1,660 (500
2,750)
4.20 (0.90 5.00) 6.00 (2.20 7.30)
25
0
Johnson Controls-Hitachi Air Conditioning Wuhu Co., Ltd.
NO. 0105E
8
PROCEDURE FOR DISASSEMBLY AND REASSEMBLY------------- 44
L.H
RAK-18PED/RAC-18WED
RAK-35PED/RAC-35WED
RAK-50PED/RAC-50WED
RAK-25PED/RAC-25WED
RAK-35PEDC/RAC-35WED
RAK-50PEDC/RAC-50WED
RAK-25PEDC/RAC-25WED
RAK-18PED
RAK-25PED
RAK-35PED
RAK-50PED
RAK-25PEDC
RAK-35PEDC
RAK-50PEDC
RAC-18WED
RAC-25WED
RAC-35WED
RAC-50WED
9
1