Hitachi RAF-35QH8 User manual

Category
Split-system air conditioners
Type
User manual

This manual is also suitable for

NO. 0423E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT
JUN 2008
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)
RAF-25QH8/RAF-35QH8/RAF-50QH8
DC INVERTER
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
750
590
215
15
RAF-25QH8
RAF-35QH8
RAF-50QH8
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 5
HOW TO USE ------------------------------------------------------------------------ 6
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 27
MAIN PARTS COMPONENT --------------------------------------------------- 28
WIRING DIAGRAM ---------------------------------------------------------------- 29
WIRING DIAGRAM OF THE PRINTED WIRING BOARD ------------ 31
BLOCK DIAGRAM ----------------------------------------------------------------- 35
BASIC MODE ----------------------------------------------------------------------- 37
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 51
DISASSEMBLY & ASSEMBLY PROCEDURE ---------------------------- 52
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 57
SERVICE CALL Q & A ---------------------------------------------------------- 63
TROUBLE SHOOTING ----------------------------------------------------------- 68
PARTS LIST AND DIAGRAM -------------------------------------------------- 75
RAF-25QH8
RAF-35QH8
RAF-50QH8
COOLING
HEATING
INDOOR UNIT
After installation
1ø, 220 – 230V, 50 Hz
INDOOR UNIT
REFER TO THE SPECIFICATION
(OUTDOOR)
– 1 –
– 2 –
– 3 –
– 4 –
– 5 –
RAF-25QH8/RAF-35QH8/RAF-50QH8
– 6 –
– 7 –
– 8 –
RAF-25QH8
RAF-35QH8
RAF-50QH8
(INDOOR UNIT)
9
10
11
12
13
14
15
16
17
18
19
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Hitachi RAF-35QH8 User manual

Category
Split-system air conditioners
Type
User manual
This manual is also suitable for

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