Hitachi RAK-18RPC Service Manual

SERVICE MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
INDOOR UNIT
RAK-15QPC
RAK-18RPC
RAK-25RPC
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-18WP RAC-25WPC （HHAW NO.0100E） C,
for items not described in this manual.
Indoor unit
Single outdoor unit
RAM-33NP2B
RAM-40NP2B
RAM-53NP2B
RAM-53NP3B
Multi
outdoor unit
RAM-68NP3B
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
Johnson Controls- Hitachi Air Conditioning Wuhu Co., Ltd.
RAR-6N1
RAK-15QPC
-
o
o
o
o
o
o
o
o
OUTDOOR UNIT
INDOOR UNIT
RAK-18R PC RAC-18W
1 PHASE,50Hz,220-230V
550 ( 250 1010 )
3.12-2.97
2.00 (0.90 2.50)
8,530 (3,070 10,920)
580 (250 970)
3.49-3.34
2.50 (0.90 3.20)
11,600 (3,070 15,010)
780 660(+60)
280 530
218 278(+35)
7.5 27.5
INDOOR UNIT
1
HHAW NO.0099E
RAK-15QPC
RAK-18RPC
RAK-25RPC
REFER TO THE FOUNDATION MANUAL
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 6
HOW TO USE ---------------------------------------------------------------------- 9
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 29
MAIN PARTS COMPONENT --------------------------------------------------- 30
WIRING DIAGRAM ---------------------------------------------------------------- 31
CIRCUIT DIAGRAM --------------------------------------------------------------- 33
BLOCK DIAGRAM ----------------------------------------------------------------- 35
BASIC MODE ----------------------------------------------------------------------- 36
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 48
PROCEDURE FOR DISASSEMBLY AND REASSEMBLY-------------
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 51
SERVICE CALL Q & A ----------------------------------------------------------
VARIOUS SETTINGS -----------------------------------------------------------------
PARTS LIST AND DIAGRAM -------------------------------------------------- 88
RAK-18RPC
RAC-18WPC
o
o
o
o
o
o
o
o
DC INVERTER
INDOOR UNIT
P C RAK-25R PC
1 PHASE,50Hz,220-230V
780
280
218
7.5
49
60
70
RAK-25RPC
RAC-25WPC
o
o
o
o
o
o
o
o
OUTDOOR UNIT
RAC-25W PC
700 (250 1,290)
3.75-3.59
2.50 (0.90 3.10)
8,530 (3,070 10,580)
880 (250 1,250)
4.56-4.36
3.40 (0.90 4.40)
11,600 (3,070 15,010)
660(+60)
530
278(+35)
27.5
After installation