DIAGOSTIC TEST
11
26
4
3
2
GN1(RD4) GN4(WH4)
1
4
3
2
1
YES
NO
NO
NO
YES
YES
Test 6 Thermistor check
Trouble Symptom : Poor drying performance (over-drying or no drying). Abnormal
thermistor operation.
Measurement condition : Power cord is unplugged.
With CN1(RED4), CN4(WH4)disconnected
from Controller, check
TH-Heater
CN4
- CN4
resistance ranges table
data according to surrounding
temperature?
TH-Drum
CN1
- CN1
resistance ranges table
data according to surrounding
temperature?
• When measuring "TH-Heater"
Thermistor, they range Table
data ?
• When measuring "TH-Drum"
Thermistor, they range Table
data ?
• Check Harness
• Check and replace
Controller
• Replace "TH-Heater"
Thermistor
• Replace "TH-Drum"
Thermistor
10°C
19~111k
Ω
40~50°C
113~75k
Ω
5~4k
Ω
20~30°C
250~180k
Ω
11~8k
Ω
50~60°C
75~50k
Ω
4~2.5k
Ω
30~40°C
180~113k
Ω
8~5k
Ω
60°C
50k
Ω
2.5k
Ω
Dryer
Temperature
Resistance
TH-Heater TH-Drum
Dryer
Temperature
Resistance
TH1 TH2
Remark