SERVICE MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
INDOOR UNIT
RAK-18QXB
RAK-25RXB
RAK-35RXB
RAK-50RXB
This manual describes only points that differ from
RAM-33NP2B(PM NO.0581E)
RAM-40NP2B(PM NO.0582E)
RAM-53NP2B,RAM-53NP3B(PM NO.0583E)
RAM-68NP3B
(PM NO.0584E)
RAM-70NP4B
(PM NO.0585E)
RAM-90NP5B
(PM NO.0586E)
RAM-110NP6B
(PM NO.0587E)
RAC-25WXB,RAC-35WXB,RAC-50WXB(HHAW NO.0081E)
for items not described in this manual.
Indoor unit
Single outdoor unit
RAM-33NP2B
RAM-40NP2B
RAM-53NP2B
Multi
RAM-53NP3B
outdoor
RAM-68NP3B
unit
RAM-70NP4B
RAM-90NP5B
RAM-110NP6B
SPECIFICATIONS
TYPE
MODEL
POWER SOURCE
TOTAL INPUT (W)
TOTAL AMPERES (A)
COOLING
(KW)
CAPACITY
(B.T.U./h)
TOTAL INPUT (W
TOTAL AMPERES (A)
HEATING
(KW)
CAPACITY
(B.T.U./h)
W
DIMENSIONS
H
(mm)
D
NET WEIGHT
(Kg)
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
Hitachi Household Appliances(Wuhu) Co., Ltd.
RAK-18QXB
RAK-25RXB
-
RAC-25WXB
o
o
o
o
o
o
o
o
DC INVERTER
INDOOR UNIT
OUTDOOR UNIT
RAK-25R
XB
RAC-25W
XB
1 PHASE,50HZ,220-230V
545 (250 1,220)
3.19-3.05
2.50 (0.90 3.10)
8,530 (3,070 10,580)
700 (250 1,200)
3.85-3.68
3.20 (0.90 4.20)
10,920 (3,070 14,330)
900
750(+65)
295
548
210
288(+27.5)
11
34
INDOOR UNIT
- 1 -
NO.0088E-1
HHAW
RAK-18QXB
RAK-25RXB
REFER TO THE FOUNDATION MANUAL
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 6
HOW TO USE ---------------------------------------------------------------------- 9
WIRING DIAGRAM ---------------------------------------------------------------- 31
CIRCUIT DIAGRAM --------------------------------------------------------------- 33
BLOCK DIAGRAM ----------------------------------------------------------------- 35
BASIC MODE ----------------------------------------------------------------------- 36
VARIOUS SETTINGS ----------------------------------------------------------------- 71
RAK-35RXB
RAC-35WXB
-
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
INDOOR UNIT
OUTDOOR UNIT
RAK-35R
XB
RAC-35W
XB
1 PHASE,50HZ,220-230V
910 (250 1,400)
4.81-4.60
3.50 (0.90 4.00)
11,940 (3,070 13,650 )
95 (250 1,600)
5
4.93-4.72
4.00 (0.90 4.80)
14,330 (3,070 16,380)
900
750(+65)
295
548
210
288(+27.5)
11
34
RAK-35RXB
RAK-50RXB
90
RAK-50RXB
RAC-50WXB
-
-
o
o
o
o
o
o
INDOOR UNIT
OUTDOOR UNIT
RAK-50R
XB
RAC-50W
XB
1 PHASE,50HZ,220-230V
1,560 (500 2,100)
7.30-6.98
5.00 (1.90 5.20)
17,060 (6,480 17,740)
1,560 (500 2,700)
7.45-7.12
5.80 (2.20 7.00)
20,470 (7,510 24,910)
900
800(+63)
295
736
210
350(+35.5)
11
49.5
After installation