Panasonic CS-PS36RKV Service Manual page 46

14.4.7 H23 (Indoor Pipe Temperature Sensor Abnormality)
Malfunction Decision Conditions
During startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger
•
temperature sensor are used to determine sensor errors.
Malfunction Caused
Faulty connector connection.
•
Faulty sensor.
•
Faulty PCB.
•
Troubleshooting
Sensor (Thermistor) Sensor (Thermistor)
Sensor (Thermistor)
Characteristics Characteristics
120 120
①Pipe Temp.Sensor
120
②Intake Air Temp.Sensor
100 100
84.15
84.15
100
84.15
49.44 49.44
80 80
49.44
29.99 29.99 80
60 60
29.99
18.77 18.77
60
40 40
18.77
12.07
12.07
② ②
40
12.07
7.968 7.968
20 20
7.968 20
5.382
5.382
0 0
5.382
-10 -10 0 0
0
Temperature(°C)
-10
Characteristics
①Pipe Temp.Sensor
②Intake Air Temp.Sensor ①Pipe Temp.Sensor
②Intake Air Temp.Sensor
① ①
①
②
10 20 30 40 50 10 20 30 40 50
Temperature(°C)
0 10 20 30 40 50
Temperature(°C)
46
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