NO. 0355E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT
MARCH 2007
Refrigeration & Air-Conditioning Division
SERVICE MANUAL
PM
REFER TO THE FOUNDATION MANUAL
TECHNICAL INFORMATION
FOR SERVICE PERSONNEL ONLY
(W)
(A)
(kW)
(B.T.U./h)
(W)
(A)
(kW)
(B.T.U./h)
W
H
D
(kg)
DC INVERTER (WALL TYPE)
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
CONTENTS
SPECIFICATIONS ----------------------------------------------------- 5
HOW TO USE -------------------------------------------------------- 14
CONSTRUCTION AND DIMENSIONAL DIAGRAM ------- 38
MAIN PARTS COMPONENT ------------------------------------- 39
WIRING DIAGRAM -------------------------------------------------- 40
CIRCUIT DIAGRAM ------------------------------------------------- 43
PRINTED WIRING BOARD LOCATION DIAGRAM ------- 45
BLOCK DIAGRAM --------------------------------------------------- 47
BASIC MODE --------------------------------------------------------- 49
REFRIGERATING CYCLE DIAGRAM ------------------------- 63
AUTO SWING FUNCTION ---------------------------------------- 65
DESCRIPTION OF MAIN CIRCUIT OPERATION --------- 66
SERVICE CALL Q & A -------------------------------------------- 71
PARTS LIST AND DIAGRAM ------------------------------------ 81
RAK-18NH6
RAK-25NH6
RAK-35NH6
RAK-50NH6
COOLING
HEATING
780
280
220
RAK-18NH6
RAK-25NH6
RAK-35NH6
RAK-50NH6
RAK-35NH6
1 PHASE, 50 Hz, 220-240V
REFER TO THE SPECIFICATION PAGE (6)
INDOOR UNIT
RAK-18NH6 RAK-25NH6
NOTE:
This manual describes only points that differ from
RAF-25, 35NH5, RAD-25, 35NH5, RAI-25, 35NH5
and RAM-55QH5 (PM No. 0312E) for items not
described in this manual.
9.59.0
HITACHI
DC INVERTER
T
E
M
P
O
R
A
R
Y
S
W
IT
C
H
9.5 9.5
RAK-50NH6
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