LG LD1455WLFCS2 - Troubleshooting: Thermal Error; Thermal Error Diagnosis Flowchart

Thermal Error
Condition.
The resistance of thermistor not normally out put.
Is displayed?
Yes
Reconnect or
repair the
connector.
Is the connector
connected to heater
assembly disconnected or
disassembled?
Yes
No
Replace the
thermistor.
Is the thermistor operated
properly?
(range is 12~13kΩ)
No
Reconnect or
repair the
connector.
Is the connector
connected to main
PCB
assembly disconnected or
disassembled?
(RD6 : Thermistor)
No
Yes
Replace the
main PCB
assembly.
Is the resistor between
connectors out of range?
(RD6 pin2 ~ pin3)
- After remove the
connector from the PCB,
check the resistor.
(range is 12~13kΩ)
Yes
No
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