SERVICE MANUAL
AIR-CONDITIONER
FILE NO. SVM-06049-1
WINDO W TYPE
RAC-18G-AR
RAC-18G2B
RAC-18G2L
RAC-18GE2B
Revised May, 2007
FILE NO. SVM-06049
CONTENTS
1. SPECIFICATIONS 2
2. CONSTRUCTION VIEWS 3
3. SPECIFICATIONS OF ELECTRICAL PARTS 4
4. WIRING DIAGRAM 5
5. REFRIGERATING CYCLE DIAGRAM 7
6. PERFORMANCE CHARACTER 8
7. EXPLODED VIEWS AND PARTS LIST 10
– 1 –
FILE NO. SVM-06049
1. SPECIFICATIONS
MODEL RAC-18GE2B RAC-18G2B RAC-18G-AR RAC-18G2L
ITEM
Capacity*
Power source V 220 220 220 – 240 220
Power consumption W 2,700 3,670 2,700 2,140 2,200
Power factor % 96 100 96 94 98
Running current A 12.8 16.7 12.8 9.85 10.25
Starting current A 45 45 42 45
Moisture removal lit/h 3.0 3.0 3.0 3.0
Noise
Compressor output W 1,500 1,500 1,700 1,500
Fan motor output W 93 93 93 93
Refrigerant
Air volume Medium Fan m3/h —
Refrigerant control Capillary tube
Safety device Thermal fuse for protection of fan motor
Control device Selector switch, Thermostat, Auto louver switch
Ventilation Yes
Auto louver Yes
Dimensions Width mm 660
Net weight kg 55 53 53 55
Usable outdoor temperature range °C 21-52
Indoor (High/Low) dB 57/51 57/51 55/51-57/53 56/50
Outdoor (High/Low) dB 62/57 64/57 62/57 62/57-64/59 62/57
Name of refrigerant R22 R22 R22 R22
Charge volume kg 0.70 0.70 0.76 0.70
High Fan m3/h 800
Low Fan m3/h 600
Height mm 435
Depth mm 658
k cal/h 3,600 3,010 3,600 — —
Phase Single Single Single Single
COOLING (SSA) HEATING COOLING (SSA) COOLING (JIS) COOLING (JIS)
Btu/h 4,200 (W) 3,500 (W) 4,200 (W) 5,000 (W) 4,700 (W)
Hz 60 60 50 60
Over current relay for protection of compressor
Thermal relay and thermal fuse for protection of heater
Specifications are subject to change without notice.
Note : Capacity is based on the following temperature conditions. (*)
MODE SSA 385/386 JIS
ITEM COOLING COOLING
Indoor unit inlet air temperature
Outdoor unit inlet air temperature
(DB) 32°C27°C
(WB) 23°C 19°C
(DB) 52°C35°C
(WB) 31°C24°C
– 2 –
2. CONSTRUCTION VIEWS
15
130
FILE NO. SVM-06049
150
15
150235
660
435
1200 mm
150
15
15023563
658
Power Supply Cord
18-
Power source
Single phase 60Hz 220V
For RAC-18G2B,GE2B,G2L
Single phase 50Hz 220-240V
For RAC-18G-AR
95 8x50P = 400
180300
-3-
FILE NO. SVM-06049
3. SPECIFICATIONS OF ELECTRICAL PARTS
3-1. RAC-18GE2B/18G2B/18G2L
No. Parts name Code Specifications
Output (Rated) 1,500W, 2 poles, Single phase, 208/230V, 60Hz
1 Compressor RM6520GPH96 Winding resistance (Ω) Red-Black White-Black
(at 20°C) 1.029 1.841
Output (Rated) 150W, 6 poles, Single phase, 220-230V, 60Hz
2 Fan motor FG-230-150B Winding resistance (Ω) Red-Black White-Black
(at 20°C) 22.06 37.07
3 Auto louver motor 50SM16-54S
Room thermostat
(RAC-18GE2B)
4
Room thermostat Differential 2°C
(RAC-18G-AR/18G2B/ B-A106
18G2L) Closing current 90A
Selector switch
(RAC-18GE2B)
5
Selector switch
(RAC-18G-AR/18G2B/
18G2L)
YTB-T321 Rated current 20A (at 250V)
2137 Rated current 25A (at 250V) between terminal
2105B
Output (Rated) 3W or less, 8 poles, Single phase, 220-240V, 50/60Hz
Winding resistance (kΩ) (at 20°C) 10.5
Differential 2°C
Closing current 80A (at 250V)
Rated current 25A
Rated current 3A (at 250V) between terminal 1-2, 3-4, 9-10
Closing current 100A (at 250V) between terminal 5-6, 11-12
Rated current 3A (at 250V) between terminal 1-2, 1-3
Rated current 25A (at 250V) between terminal 5-6, 1-4
5-6, 11-12
}
Running for fan motor
6
capacitor for compressor RS44B506U0218S 50µF, 440V
7 Auto louver switch 3019B-W Reated AC current, closing and cut-off current 250V, 3A
Heater (RAS-18GE2B) HG-2235
8
DS45150BPQD
5µF, 450V
3.5kW, Thermal relay 60 ± 3°C OFF, 45 ± 5°C ON
Thermal fuse 85°C ON
3-2. RAC-18G-AR
Different points from above model show below and another specifications are the same as above.
No. Parts name Code Specifications
Output (Rated) 1,500W, 2 poles, Single phase, 230V, 50Hz
1 Compressor RM6523GNHE96 Winding resistance (Ω) Red-Black White-Black
(at 20°C) 1.194 2.576
Output (Rated) 145W, 6 poles, Single phase, 220-240V, 50Hz
2 Fan motor FG-240-145A Winding resistance (Ω) Red-Black White-Black
(at 20°C) 34.88 27.12
Running for fan motor DS441805BPQJ
3
capacitor for compressor RS44B606U0220S
8µF , 440V
60µF , 440V
– 4 –
4-1. RAC-18G-AR
4. WIRING DIAGRAM
RED
FILE NO. SVM-06049
SELECTOR
SWITCH
LOW FAN
LOW COOL
HIGH COOL
HIGH FAN
OFF
SURGE
PROTECTOR
CN01
SINGLE
PHASE
50Hz
220-240V
4-2. RAC-18GE2B
3
2
6
BRW
5
CN01 CN03
CN02
R01
CN02
BRW
1
R02
SG01
CN03
BLU
GROUND
4
BLU
GRN&YEL
GRY
GRN&YEL
GRN&YEL
GRY
THERMOSTAT
BLK
FAN MOTOR
BLK
ORN
2
AUTO LOUVER
SWITCH
COMPRESSOR
3
YEL
1
AUTO LOUVER
MOTOR
WHI
M
WHI
RED
RED
RUNNING
CAPACITOR
YEL
RUNNING
CAPACITOR
RED
RED
Color Identification
BLK : Black WHI : White
BLU : Blue GRY : Gray
BRW : Brown GRN : Green
ORN : Orange YEL : Yellow
RED : Red GRN & YEL: Green and Yellow
CN01
BRW
SINGLE
PHASE
60Hz
220V
BLU
YEL
RED
L
C
THERMOSTAT
CN01
CN02 CN03
R01 R01
CN02
BLU
CN03
GRN&YEL
GROUND
H
WHI
SG01
WHI
11
7
5
3
1
BRW
9
HEATER
SURGE
PROTECTOR
GRN&YEL
SELECTOR
SWITCH
OFF
HIGH HEAT
LOW HEAT
LOW FAN
FUSE
HIGH FAN
LOW COOL
HIGH COOL
WHI
CUTOFF
THERMOSTAT
12
8
6
4
2
10
BLK
BLK
BLK
GRN&YEL
ORN
RUNNING
CAPACITOR
COMPRESSOR
GRY
FAN MOTOR
RED
WHI
RED
RED
RED
WHI
AUTO
LOUVER
SWITCH
2
3
1
YEL
AUTO
LOUVER
M
MOTOR
BLK
RUNNING
CAPACITOR
-5-
4-3. RAC-18G2B/18G2L
SELECTOR
SWITCH
3
2
6
LOW FAN
LOW COOL
HIGH COOL
HIGH FAN
OFF
BRW
5
CN01
CN02CN01 CN03
R02
R01
CN02
BLU
BRW
GROUND
SG01
CN03
SURGE
PROTECTOR
SINGLE
PHASE
60Hz
220V
RED
4
BLU
1
GRN&YEL
GRY
GRN&YEL
GRY
THERMOSTAT
BLK
BLK
GRN&YEL
ORN
2
AUTO LOUVER
SWITCH
FILE NO. SVM-06049
FAN MOTOR
WHI
3
YEL
1
COMPRESSOR
M
AUTO LOUVER
MOTOR
WHI
BLK : Black WHI : White
BLU : Blue GRY : Gray
BRW : Brown GRN : Green
ORN : Orange YEL : Yellow
RED : Red GRN & YEL : Green and Yellow
RED
RUNNING
CAPACITOR
YEL
RUNNING
CAPACITOR
RED
RED
RED
Color Identification
– 6 –
5. REFRIGERATING CYCLE DIAGRAM
FILE NO. SVM-06049
RAC-18GE2B, 18G2B, 18G2L
RAC-18G-AR
* When servicing the cycle, be sure to change the strainer for the dryer.
Surface temp. of heat exchanger Ambient temp. conditions
Conditions
RAC-18GE2B,
18G2B
RAC-18G2L Cooling High temperature 17 72 32/23 52/31
RAC-18G-AR Cooling High temperature 17 71 32/23 52/31
Cooling High temperature 17 72 32/23 52/31
Standard 10 63 29/19 46/24
Low temperature 2 39 21/16 21/16
Standard 7 52 27/19 35/24
Low temperature 2 39 21/16 21/16
Standard 9 53 27/19 35/24
Low temperature 2 39 21/16 21/16
1.5∅ X 500 mm
1.5∅ X 600 mm
1.5∅ X 1100 mm
1.5∅ X 1000 mm
interchanging pipe (°C) DB/WB (°C)
T
1 T2
0.8 ∅ X 650 mm
0.8∅ X 650 mm
Indoor Outdoor
Note : Measure the heat exchanger temperature at the center of U-bend.
(By means of thermistor thermometer)
– 7 –
6. PERFORMANCE CHARACTER
6-1. RAC-18G2B/18GE2B/18G2L
FILE NO. SVM-06049
– 8 –
6-2. RAC-18G-AR
FILE NO. SVM-06049
– 9 –
7-1. Cabinet Assy
FILE NO. SVM-06049
7. EXPLODED VIEWS AND PARTS LIST
Location Part Location Part
No. No. No. No.
1 43T00463 CABINET ASSY 3 43T80316 AIR FILTER
2 43T00465 FRONT PANEL ASSY 35 43T79005 ASM-D-ELBOW
Description Description
– 10 −
7-2. Main Assy
(
)
FILE NO. SVM-06049
Location Part Location Part
No. No. No. No.
4 43T21380 FAN MOTOR (For RAC-18G-AR) 9 43T63003 C-THERMO-HOLDER
5 43020242 SIROCCO FAN ASSY 9 43T63009 HOLDER;THERMOSAT
(For RAC-18G-AR) (For RAC-18GE2B)
5 43020241 SIROCCO FAN ASSY 10 43T07007 VENTILATION DOOR
(For RAC-18G2B,G2L) 11 43T09394 GRILLE
5 43020243 SIROCCO FAN ASSY 12 43T09008 GRILLE CONNECTION PLATE
(For RAC-18G2B,G2L)
6 43T20002 PROPELLER FAN 13 43T09002 ROTARY PLATE
7 43T22311 INDOOR FAN CASE ASSY 15 43T07310 VENTILATION LEVER
7 43T22310 INDOOR FAN CASE ASSY 33 43T09013 GRILLE CONNECTION PLATE
(For RAC-18GE2B)
8 43T72003 DRAIN-PAN 36 43T21336 HEATER (For RAC-18GE2B)
8 43T72008 DRAIN-PAN (For RAC-18GE2B)
Description Description
LOWER
CUPPER
– 11 –
7-3. E-Parts Assy
(
)
(
)
FILE NO. SVM-06049-1
Location Part Location Part
No. No. No. No.
14 43T67304 GEAR-MOTOR-ASSY 20 43T55344 METALLIZED FILM CAPA
16 43051320 ROTARY SWICH (For RAC-18G-AR)
16 43051321 ROTARY SWITCH 20 43T55343 MF CAPACITOR
(For RAC-18GE2B) (For RAC-18G2B,G2L,GE2B)
17 43T50319 THERMOSTAT 21 43T60368 POWER CORD ASSY
17 43T50007 YTB-THERMOSTAT 21 43T60369 POWER CORD ASSY
(For RAC-18GE2B)
18 43T51005 SWITCH SEESAW 22 43T08415 SWITCH PANEL
19 43T55340 MF CAPACITOR
Description Description
For RAC-18GE2B
For RAC-18G-AR,G2B
22 43T08417 SWITCH PANEL (For RAC-18G2L)
22 43T08416 SWITCH PANEL (For RAC-18GE2B)
23 43T67303 KNOB ASSY
45 43T54315 SURGE PROTECTOR ASSY
− 12 −
7-4. Refrigerator Assy
FILE NO. SVM-06049
Location Part Location Part
No. No. No. No.
24 43T44006 EVAPORATOR-ASSY 30 43T41384 COMPRESSOR
25 43T43002 CONDENSER-ASSY 30 43T41383 COMPRESSOR
25 43T43312 CONDENSOR ASSY (For RAC-18G2B,18G2L,18GE2B)
(For RAC-18G2B,18G2L,18GE2B) 31 43T54307 OL-RELAY
26 43T47346 PIPE-OUT-COND; ASSY (For RAC-18G2B,18G2L,18GE2B)
27 43T49011 SPRING BASE(UPPER) 32 43T63001 HOLDER; OL-RELAY
28 43T49012 SPRING BASE (LOWER) (For RAC-18G2B,18G2L,18GE2B)
29 43T49013 BUFFER-SPRING 34 43T89006 BOX-SPANNER
29 43T49035 BUFFER-SPRING 43 43T47356 AUX PIPE ASSY
(For RAC-18G2B,18G2L,18GE2B) 43 43T47358 AUX PIPE ASSY
29 43T49035 BUFFER-SPRING (For RAC-18G2B,18G2L,18GE2B)
(For RAC-18G2B,18G2L,18GE2B) 44 43T47359 INJ CAPI ASSY
Description Description
44 43T47360 INJ CAPI ASSY
(For RAC-18G2B,18G2L,18GE2B)
– 13 –
7-5. Heater Assy (RAC-18GE2B)
FILE NO. SVM-06049
Location Part Location Part
No. No. No. No.
36 43T21336 HEATER 38 43T11004 INSULATOR (B)
37 43T11003 INSULATOR (A) 39 43T96002 BUSHING
Description Description
– 14 –
TOSHIBA CARRIER (THAILAND) CO., LTD.
144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI,
AMPHUR MUANG, PATHUMTHANI 12000, THAILAND.
Loading...