LG DLEC733W Training Manual page 19

HEATER
Trouble Symptom : Heater is not working. Drying failure. The designated
Measurement condition :
Heater On/Off occurs
frequently
Series 33 Dryer Training
temperature is not reached.
Power cord is unplugged.
With WH3,RD3 disconnected
from Controller,
WH3 - RD3
ranges 26Ω~32Ω ?
WH3 - RD3
ranges 53Ω~59Ω ?
NO
When check thermostat to
Heater,
it is less than 1Ω?
NO
Manually get Thermostat
back (Press button )
1. Clean Condensing unit :
2. Check if Lint filter is
damaged or clogged
TROUBLESHOOTING
YES
resistance
resistance
YES
19
• Check and replace
controller.
• Relay RTY2, RTY3
• See page 15, PCB
assembly lay-out.
• Replace Heater
• Check Harness
connection
Troubleshooting