8-8-3. Indoor Unit (Other Parts)
No.
Part name
1
Room temp. (TA) sensor
Heat exchanger (TC)
sensor
2
Remote controller
3
Louver motor
MP-24GA
4
Indoor fan motor
Disconnect the connector and measure the resistance value with tester.
(Normal temp.)
Temperature
Sensor
TA, TC (kΩ)
To item of How to judge whether remote control 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)
White
1
Yellow
2
Yellow
3
Yellow
4
Yellow
5
Since judgment of motor is difficult on the single motor, refer to 8-5.
– 47 –
FILE NO. SVM-05019
Checking procedure
10°C
20°C
25°C
20.7
12.6
10.0
Position
1 to 4
1 to 6
2 to 3
2 to 5
30°C
40°C
7.9
4.5
Resistance value
380 ± 10 Ω