Toshiba RAS-4M23SAV-E Service Manual page 97

11-9-3. Indoor Unit (Other Parts)
No. Part name
1 Room temp. (TA) sensor
Heat exchanger (TC) sensor
Heat exchanger (TCJ) sensor
2 Remote controller
3 Louver motor
MP24Z3N
4 Indoor fan motor
11-9-4. Outdoor Unit
No. Part name
1 Compressor
(Model : DA150A1F-20F)
2 Outdoor fan motor
(Model : ICF-140-63-2R)
3 Compressor thermo.
Bimetal type
(Model : US622KXTMQO)
4 Outdoor temperature sensor
(TO), pipe temperature
sensor (TGa, TGb, TGc,
TGd), discharge tempera-
ture sensor (TD), suction
temperature sensor (TS)
evaporator temperature
sensor (TE) *
*
: Heat pump model only
Disconnect the connector and measure the resistance value with tester.
(Normal temp.)
Temperature
Sensor
TA, TC, TCJ (kΩ)
Refer to 11-4-1. (5).
Measure the resistance value of each winding coil by using the tester.
(Under normal temp. 25°C)
White
1 1
Yellow
2 2
Yellow
3 3
Yellow 4 4
Yellow
5 5
Refer to 11-4-1. (3) and (4).
Measure the resistance value of each winding by using the tester.
Red
White
Measure the resistance value of winding by using the tester.
Red
White
Check conduction
by using the tester.
Disconnect the connector, and measure resistance value with the tester.
(Normal temperature)
Temperature
Sensor
*
,
TO, TE, TS (kΩ)
TGa, TGb, TGc, TGd (kΩ)
– 97 –
Checking procedure
10°C 20°C
20.7 12.6
Position
1 to 2
1 to 3
1 to 4
1 to 5
Checking procedure
Position
Red - White
White - Black
Black - Red
Black
1 Yellow
Position
4 Pink
5 Gray
Yellow - Pink
Black
For details, refer to Section 11-5.
Operation
OFF
ON
10°C 20°C
20.6 12.6
20.0 12.5
25°C 30°C 40°C
10.0 7.9 4.5
Resistance value
250 ± 20 Ω
Resistance value
0.93 ± 0.05 Ω
Under 20°C
Resistance value
5 to 20 kΩ
Operating temperature
125 ± 4°C
90 ± 5°C
25°C 40°C 50°C
10.0 5.1 3.4
10.0 5.3 3.6