Carrier 42cvur018-703 Service Manual page 72

11-8-3. Indoor Unit (Other Parts)
No. Part name
1 Room temp. (TA) sensor
Heat exchanger (TC) sensor
2 Remote controller
3 Louver motor
MSBPC20F04
4 Indoor fan motor
11-8-4. Outdoor Unit
No. Part name
1 Compressor
(Model : DA131S1B-31FZ)
2 Outdoor fan motor
(Model : ICF-140-43-4R)
3
Pulse motor valve coil
(Model : CAM-MD12TCTH-5)
4 Outdoor temperature sensor
(TO), discharge temperature
sensor (TD), suction
temperature sensor (TS).
Disconnect the connector and measure the resistance value with tester.
(Normal temp.)
Temperature
Sensor
TA, TC (kΩ)
Refer to 11-5-1. (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
4
Yellow
4
5
Yellow
5
Refer to 11-5-1. (3) and (4).
Measure the resistance value of each winding by using the tester.
Red
White Black
Measure the resistance value of winding by using the tester.
Red
White Black
Measure the resistance value of winding by using the tester.
Disconnect the connector, and measure resistance value with the tester.
(Normal temperature)
Temperature
Sensor
TD (kΩ)
TO,TS (kΩ)
– –
71
FILE NO. SVM-12052
Checking procedure
10°C 20°C 25°C
20.7 12.6 10.0
Position
1 to 2
1 to 3
1 to 4
1 to 5
Checking procedure
Resistance value
Position
DA131S1B-31FZ
Red - White
White - Black
Black - Red
Position
Red - White
White - Black
Black- Red
Position
Red - White
White - Orange
Brown- Yellow
Brown- Blue
10°C 20°C 25°C
100 62 50
20.7 12.6 10.0
30°C 40°C
7.9 4.5
Resistance value
250 ± 20Ω
0.92 to 1.02Ω
Under 20°C
Resistance value
20 to 22Ω
20 to 22Ω
20 to 22Ω
Under 20°C
Resistance value
42 to 50Ω
42 to 50Ω
42 to 50Ω
42 to 50Ω
Under 20°C
30°C 40°C 50°C
41 27 18
7.9 4.5 —