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F1 — Heat Exchanger No Heat Error
critical
The cycle system has a problem and no heat is being generated in the heat exchanger.
Common causes
- Heat exchanger failure
- Cycle system fault
How to fix it
- Unplug appliance, wait 60 seconds, restart
- If error persists, request service
Parts you might need
- Heat exchanger
Compiled from Lg's public support resources — original page. Recalled.co is not affiliated with Lg. Report incorrect information at hello@recalled.co.