HE2
LG
Dryer Heater Control Error
Washer-dryer combo displays HE2; dryer does not reach target temperature or cycles erratically.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Intermittent heater element, Loose heater wiring, Faulty temperature sensor, Defective main PCB heater control
How to Fix / Troubleshooting
Safety first: Unplug the appliance before accessing heater or control components.
- 1. Inspect wiring:
- Remove the rear panel and check all heater and thermostat connections.
- Tighten any loose spade terminals and replace burnt connectors.
- 2. Test heater and sensors:
- Check continuity of the heater element.
- Test dryer thermistors and thermostats with a multimeter.
- Replace any components with abnormal readings.
- 3. Control board:
- If all hardware tests good, the main PCB may not be modulating the heater correctly; replacement is typically required.
- 4. Technician recommended for PCB-level diagnosis.
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Repair Difficulty
Hard
4/5
Required Part
LG Main Control Board
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