Thermistor (Heating) Error (tE)

Is the Connector connected correctly to the Main PCB and the Thermistor and the Heater? Or is the Harness alright ?

NO

Is the resistance of the Thermistor out of range 44 ~ 53 Kat 25°C?

(Page 17)

NO

YES

Reconnect or repair the Connector.

Or replace the Harness.

 

YES

Replace the Thermistor.

Is the resistance of the Heater out of range 24.7 ~ 28.0? (Page 17)

YES

Replace the Heater.

NO

Replace the Main PCB.

[Note] Thermistor Spec

S

P

E

C

Temp

 

 

Resistance (k)

 

 

 

 

 

 

 

 

MIN

 

STD

 

MAX

 

 

 

 

 

 

 

 

 

 

30 °C

36.35

 

39.45

 

42.72

 

 

 

 

 

 

40 °C

24.20

 

26.05

 

27.97

 

 

 

 

 

 

60 °C

11.43

 

12.12

 

12.82

70 °C

8.088

 

8.514

 

8.940

 

 

 

 

 

 

95 °C

3.544

 

3.791

 

4.045

 

 

 

 

 

 

105 °C

2.617

 

2.816

 

3.023

 

 

 

 

 

 

 

28

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Image 29
LG Electronics F1256QD service manual Thermistor Heating Error tE, Min Std Max