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Element overheats/burns open
What is going on
Possible causes and checks for: element overheats/burns open.
Likely causes
- Airflow below minimum (switch closes too early), blocked ducts/registers, blower failure
- Manual-reset limit or fusible link opened — find cause
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Source: General HVAC service practice — verify per model. Written in our own words; check the manual for your exact model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.