SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR 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 --------------------- 29
MAIN PARTS COMPONENT --------------------------------------------------- 30
WIRING DIAGRAM ---------------------------------------------------------------- 31
CIRCUIT DIAGRAM --------------------------------------------------------------- 33
After installation
BLOCK DIAGRAM ----------------------------------------------------------------- 35
BASIC MODE ----------------------------------------------------------------------- 36
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 47
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 51
SERVICE CALL Q & A ---------------------------------------------------------- 61
HHAW
INDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
INDOOR UNIT
OUTDOOR UNIT
RAK-25R
RAC-25W
RAK-35R
RAC-35W
RAK-50R
RAC-50W
(KW)
(B.T.U./h)
(KW)
(B.T.U./h)
W
295
210
11
750(+65)
548
288(+27.5)
34
H
D
MODEL
POWER SOURCE
TOTAL INPUT (W)
TOTAL AMPERES (A)
CAPACITY
COOLING
HEATING
TOTAL INPUT (W
TOTAL AMPERES (A)
CAPACITY
910 (250 1,400)
DIMENSIONS
(mm)
1,560 (500 2,100)
700 (250 1,200)
NET WEIGHT (Kg)
TYPE
DC INVERTER
1 PHASE,50HZ,220-230V
1 PHASE,50HZ,220-230V
1 PHASE,50HZ,220-230V
545 (250 1,220)
3.85-3.68
3.20 (0.90 4.20)
10,920 (3,070 14,330)
4.81-4.60
95 (250 1,600)
4.93-4.72
14,330 (3,070 16,380)
3.19-3.05
2.50 (0.90 3.10)
8,530 (3,070 10,580)
7.30-6.98
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)
7.45-7.12
1,560 (500 2,700)
4.00 (0.90 4.80) 5.80 (2.20 7.00)
Hitachi Household Appliances(Wuhu) Co., Ltd.
XB
XB
XB
XB
XB
XB
RAK-35RXB
RAK-25RXB
RAK-18QXB
RAK-50RXB
295
210
11
750(+65)
548
288(+27.5)
34
900
295
210
11
800(+63)
736
350(+35.5)
49.5
RAK-35RXB
RAK-50RXB
RAK-25RXB
RAK-18QXB
PROCEDURE FOR DISASSEMBLY AND REASSEMBLY------------- 49
RAK-18QXB
RAK-25RXB
RAK-35RXB
RAK-50RXB
-
RAC-25WXB
RAC-35WXB
RAC-50WXB
RAM-33NP2B
o
o
-
-
RAM-40NP2B
o
o
o
-
RAM-53NP2B
o
o
o
o
RAM-53NP3B
o
o
o
o
RAM-68NP3B
o
o
o
o
RAM-70NP4B
o
o
o
o
RAM-90NP5B
o
o
o
o
RAM-110NP6B
o
o
o
o
Single outdoor unit
Multi
outdoor
unit
Indoor unit
RAC-25WXB,RAC-35WXB,RAC-50WXB
（
HHAW NO.0081E
）
This manual describes only points that differ from
for items not described in this manual.
5
RAM-33NP2B
（
PM NO.0581E
）
RAM-40NP2B
（
PM NO.0582E
）
RAM-53NP2B,RAM-53NP3B
（
PM NO.0583E
）
RAM-110NP6B
（
PM NO.0584E
）
RAM-68NP3B
（
PM NO.0585E
）
RAM-70NP4B
（
PM NO.0586E
）
RAM-90NP5B
（
PM NO.0587E
）
PARTS LIST AND DIAGRAM --------------------------------------------------
VARIOUS SETTINGS ----------------------------------------------------------------- 71
900
900
- 1 -
NO.0088E-1
90
Summary of Contents for RAK-18QXB
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Page 31: ...WIRING DIAGRAM RAK 18QXB RAK 25RXB RAK 35RXB RAK 50RXB 31 ...
Page 33: ...CIRCUIT DIAGRAM MODEL RAK 18QXB POWER FOR CLEANNESS 33 ...
Page 34: ...CIRCUIT DIAGRAM MODEL RAK 25RXB RAK 35RXB RAK 50RXB POWER FOR CLEANNESS 34 ...
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Page 92: ...RAK 18QXB RAK 25RxXB HHAW NO 0088E 1 RAK 35RXB RAK 50RXB 92 ...
