SM0419
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
ROOM AIR CONDITIONER
INDOOR UNIT + OUTDOOR UNIT
APRIL 2008
Refrigeration & Air-Conditioning Division
SERVICE MANUAL
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)
RAS-S24H2A RAC-S24H2
DC INVERTER (WALL TYPE)
TYPE
MODEL
POWER SOURCE
TOTAL INPUT
TOTAL AMPERES
CAPACITY
TOTAL INPUT
TOTAL AMPERES
CAPACITY
DIMENSIONS
(mm)
NET WEIGHT
SPECIFICATIONS
1,030
295
191
11
RAS-S24H2A
CONTENTS
SPECIFICATIONS ------------------------------------------------------------------- 5
HOW TO USE ------------------------------------------------------------------------ 7
CONSTRUCTION AND DIMENSIONAL DIAGRAM --------------------- 29
MAIN PARTS COMPONENT --------------------------------------------------- 31
WIRING DIAGRAM ---------------------------------------------------------------- 33
CIRCUIT DIAGRAM --------------------------------------------------------------- 34
PRINTED WIRING BOARD LOCATION DIAGRAM --------------------- 37
BLOCK DIAGRAM ----------------------------------------------------------------- 38
BASIC MODE ----------------------------------------------------------------------- 39
REFRIGERATING CYCLE DIAGRAM --------------------------------------- 46
AUTO SWING FUNCTION ------------------------------------------------------ 47
DESCRIPTION OF MAIN CIRCUIT OPERATION ----------------------- 48
SERVICE CALL Q & A ---------------------------------------------------------- 79
TROUBLE SHOOTING ----------------------------------------------------------- 82
PARTS LIST AND DIAGRAM ------------------------------------------------- 102
RAS-S24H2A/RAC-S24H2
RAC-S24H2
COOLING
HEATING
INDOOR UNIT
OUTDOOR UNIT
2,300 (155 - 2500)
10.60 – 9.70
6.05 (0.90 – 6.50)
20,660
2,400 (115 - 2700)
11.0 – 10.10
7.05 (0.90 - 9.00)
24,060
After installation
1 PHASE, 50 Hz, 220 – 240V
850
650
298
45
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