Carrier 42NQV050M Service Manual page 78

11-8-4. Indoor Unit (Other Parts)
No. Part name
1 Room temp. (TA) sensor
Heat exchanger (TC) sensor
2 Remote controller
3 Louver motor
MP24Z3T
4 Indoor fan motor
11-8-5. Outdoor Unit
No. Part name
1 Compressor
(Model : DA130A1F-27F)
38NYV050M2,38NYV050M-A
(Model : DA150A1F-20F)
38NYV060M2,38NYV060M-A
2 Outdoor fan motor
(Model : ICF-140-43-4R)
3 4-way valve coil
(Model : STF)
4 Pulse motor valve coil
(Model : CAM-MD12TF)
5 Outdoor temperature sensor
(TO), discharge temperature
sensor (TD), suction
temperature sensor (TS),
outdoor heat exchanger
temperature sensor (TE)
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
Yellow 4
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.
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,TE (kΩ)
– 77 –
FILE NO. SVM-10052
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
DA130A1F-27F
Red - White
White - Black 0.92 to 1.02Ω
Black - Red
Position
Red - White
White - Black
Black- Red
Resistance value
1435 ± 144Ω
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
DA150A1F-20F
0.88 to 0.98Ω
Under 20°C
Resistance value
20 to 22Ω
20 to 22Ω
20 to 22Ω
Under 20°C
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 —