Hitachi RAC-25WSE, Service Manual

Page: 1 / 142

INDOOR UNIT OUTDOOR UNIT
I N D O O R U N I T O U T D O O R U N I T
INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT
RAK-25PSEW
RAK-25PSES
RAC-25WSE
RAK-35PSEW
RAK-35PSES
RAC-35WSE
RAK-50PSEW
RAK-50PSES
RAC-50WSE
(KW)
(B.T.U./h)
(KW)
(B.T.U./h)
W 795 792 795 792 795 800
H 250 600 250 600 250 736
D 294 299 294 299 294 350
11 37 11 37 11 51
7.38-7.06
6.00(2.20
～
7.00)
20,470(7,510
～
23,380)
778
3.56-3.40
3.50(0.50
～
4.10)
11,940(1,710
～
13,990)
800
3.65-3.50
DIMENSIONS(mm)
NET WEIGHT (kg)
490
2.26-2.16
2.50(0.50
～
3.40)
8,530(1,710
～
11,600)
621
2.85-2.73
3.20(0.60
～
5.80)
10,920(2,050
～
19,790)
TOTAL INPUT (W)
TOTAL AMPERES (A)
COOLING
CAPACITY
HEATING
TOTAL INPUT (W)
TOTAL AMPERES (A)
CAPACITY
MODEL
DC INVERTER
TYPE
POWER SOURCE 1PHASE,50HZ,220V-230V 1PHASE,50HZ,220V-230V 1PHASE,50HZ,220V-230V
4.00(0.60
～
6.60)
13,650(2,050
～
22,520)
1,389
6.33-6.05
5.00(1.90
～
5.20)
17,060(6,480
～
17,740)
1,622
After installation
REFER TO THE FOUNDATION MANUAL
CONTENTS
SPECIFICATIONS
HOW TO USE
CONSTRUCTION AND DIMENSIONAL DIAGRAM
MAIN PARTS COMPONENT
WIRING DIAGRAM
WIRING DIAGRAM OF THE PRINTED WIRING BOARD
BLOCK DIAGRAM
BASIC MODE
REFRIGERATING CYCLE DIAGRAM
DESCRIPTION OF MAIN CIRCUIT OPERATION
SERVICE CALL Q&A
TROUBLE SHOOTING
PARTS LIST AND DIAGRAM
3 6
3 8
62
1 36
6
3 3
4 6
103
9
4 5
6 7
63
98
PROCEDURE FOR DISASSEMBLY AND REASSEMBLY
41
RAC-25WSE
RAC-35WSE
RAC-50WSE
RAR-6NE2
RAK-25PSEW / RAC-25WSE
RAK-35PSEW / RAC-35WSE
RAK-50PSEW / RAC-50WSE
RAK-25PSES / RAC-25WSE
RAK-35PSES / RAC-35WSE
RAK-50PSES / RAC-50WSE
NO.0124E JCH-WH
INDOOR UNIT + OUTDOOR UNIT
RAK-25PSEW
RAK-35PSEW
RAK-50PSEW
RAK-25PSES
RAK-35PSES
RAK-50PSES
1