Toshiba RAS-10YKV-E Service Manual page 56

10-8-3. Indoor Unit (Other Parts)
No.
1 Room temp. (TA) sensor
Heat exchanger (TC) sensor
2 Remote controller
3 Louver motor
MP35EA7
4 Indoor fan motor
10-8-4. Outdoor Unit
No.
1 Compressor
(Model : DA91A1F-44F)
2 Outdoor fan motor
(Model : ICF-140-40-7)
3 Compressor thermo. Bimetal
type (Model : PW - 2AL)
4 Outdoor temperature sensor
(TO), discharge temperature
sensor (TD), suction
temperature sensor (TS),
outdoor heat exchanger
temperature sensor (TE)
More user manuals on
Part name
Disconnect the connector and measure the resistance value with tester.
(Normal temp.)
Sensor
To item of How to judge whether remote controller is good or bad of the
Judgment of trouble by symptom.
Measure the resistance value of each winding coil by using the tester.
(Under normal temp. 25°C)
Orange
Yellow
Since judgment of DC motor is difficult on the single motor, refer to 10-
5-1. (3).
Part name
Measure the resistance value of each winding by using the tester.
Measure the resistance value of winding by using the tester.
Check conduction by using the tester.
Disconnect the connector, and measure resistance value with the tester.
(Normal temperature)
TGa : Heat pump model only.
TO, TS, TE : Refer to the TA, TC characteristic table in Indoor (Refer to
Table 10-8-3, No. 1).
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Checking procedure
Temperature
10°C
TA, TC (kΩ) 20,7
Brown
1
Red
2
3
4
Pink 5
Blue 6
Checking procedure
Red
White Black
Red
1 Yellow
4 Pink
5 Gray
White Black
Temperature
10°C
Sensor
TD (kΩ) 105
– 56 –
20°C 25°C 30°C
12,6 10,0 7,9
Position Resistance value
1 to 4
1 to 6
130 ± 10 Ω
2 to 3
2 to 5
Position Resistance value
0,51 to 0,57 Ω
Red - White
0,51 to 0,57 Ω
White - Black
0,51 to 0,57 Ω
Black - Red
Under 20°C
Position Resistance value
5 to 20 k Ω
Yellow- Pink
For details, refer to Section 10-9.
20°C 30°C 40°C
64 41 27
40°C
4,5
50°C
18