NO. 0271E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT
SEPTEMBER 2005
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)
RAI-25NH5
DC INVERTER (CEILING CASSETTE TYPE)
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
580
285
580
20
RAI-ECPM
RAI-25NH5
RAI-35NH5
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 4
HOW TO USE ------------------------------------------------------------------------ 6
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 27
MAIN PARTS COMPONENT --------------------------------------------------- 28
WIRING DIAGRAM ---------------------------------------------------------------- 29
CIRCUIT DIAGRAM --------------------------------------------------------------- 31
PRINTED WIRING BOARD LOCATION DIAGRAM --------------------- 35
BLOCK DIAGRAM ----------------------------------------------------------------- 37
BASIC MODE ----------------------------------------------------------------------- 39
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 53
AUTO SWING FUNCTION ------------------------------------------------------ 55
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 56
SERVICE CALL Q & A ---------------------------------------------------------- 61
TROUBLE SHOOTING ----------------------------------------------------------- 64
PARTS LIST AND DIAGRAM -------------------------------------------------- 69
RAI-25NH5
RAI-35NH5
COOLING
HEATING
INDOOR UNIT
1 PHASE, 50 Hz, 220-240V
580
285
580
20
1 PHASE, 50 Hz, 220-240V
RAI-35NH5
NOTE:
This manual describes only points that differ from
RAK-18NH5, 25NH5, 35NH5 (PM NO. 0269E) and
RAM-40QH5 (PM NO. 0270E) for items not described
in this manual.
REFER TO THE SPECIFICATIONS PAGE (5)
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