LG DLEC733W Training Manual page 22

TROUBLESHOOTING
MOISTURE SENSOR
Trouble Symptom : Drying Failure
Measurement condition : Power cord is unplugged.
Series 33 Dryer Training
With CN1(RED4)
disconnected from Controller,
CN1
unlimited?
Metal Wire
With metal tape attached to
Sensor tips, CN1
resistance is less than 10Ω?
After damp clothes touch
Sensor tips,
the range are within the
below table when QA-test?
❄ IMC
40% ~ 60%
5% ~ 20%
-3 ~ +5 %
❄ IMC : Initial Moisture Contents.
- CN1 resistance is
YES
- CN1
YES
DISPLAY
50 ~ 130
100 ~ 200
205 ~ 240
22
• Check Harness
• Check if Sensor tips
NO
have foreign objects
- Refer to the left picture
• Check Harness
- Open, Connector is
disconnected
NO
• Check and replace
Controller
NO
NOTE
After Spinning
Iron dry
After normal dry
Troubleshooting