FG Wilson
Overheating Due to Poor Ventilation
Generator enclosure or alternator area becomes unusually hot; paint discoloration visible
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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
Blocked enclosure louvers, Fan failure, High ambient temperature with insufficient airflow, Exhaust recirculation into intake
How to Fix / Troubleshooting
Safety first: Stop the generator and allow it to cool. Do not open hot panels without gloves.
- Inspect air paths: Ensure intake and discharge louvers are clear of debris, vegetation, or stored items.
- Check radiator and fan: Clean radiator fins and verify that the fan is intact and rotating in the correct direction.
- Check for exhaust leaks: Inspect exhaust flex and joints for leaks that could heat the enclosure.
- Improve ventilation: If installed indoors, verify that room ventilation meets FG Wilson requirements for airflow and temperature.
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Repair Difficulty
Medium
3/5
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