NO. 0274E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
DECEMBER 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-50NH5
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-50NH5
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 4
HOW TO USE ------------------------------------------------------------------------ 6
CONSTRUCTION AND DIMENSIONAL DIAGRAM ---------------------- 27
MAIN PARTS COMPONENT --------------------------------------------------- 29
WIRING DIAGRAM ----------------------------------------------------------------- 31
CIRCUIT DIAGRAM ---------------------------------------------------------------- 33
PRINTED WIRING BOARD LOCATION DIAGRAM ---------------------- 39
BLOCK DIAGRAM ------------------------------------------------------------------ 41
BASIC MODE ------------------------------------------------------------------------ 43
REFRIGERATING CYCLE DIAGRAM ---------------------------------------- 57
AUTO SWING FUNCTION ------------------------------------------------------- 58
DESCRIPTION OF MAIN CIRCUIT OPERATION ------------------------ 59
SERVICE CALL Q & A ----------------------------------------------------------- 90
TROUBLE SHOOTING ------------------------------------------------------------ 93
PARTS LIST AND DIAGRAM ------------------------------------------------- 113
RAI-50NH5/RAC-50NH5
RAC-50NH5
COOLING
HEATING
INDOOR UNIT
OUTDOOR UNIT
1 PHASE, 50 Hz, 220-240V
1,990 (155~2,200)
9.10 ~ 8.37
5.00 (0.90 ~ 5.20)
17,070
2,160 (155 ~ 2,200)
9.87 ~ 9.05
6.50 (0.90 ~ 8.10)
22,190
850
650
298
60
RAC-50NH5
0274E cover(RAI-50NH5) 19/10/05, 2:41 PM1
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