Certikin
Mechanical Vibration / Loose Components
Heater vibrates excessively or rattles, especially at start-up or shut-down.
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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
Loose mounting screws on Certikin casing or fan, Fan impeller out of balance, Loose burner tray or baffles, Heater not installed on a level, solid base
How to Fix / Troubleshooting
Safety first: Isolate power and gas before tightening any internal components.
- Check base: Ensure the heater is installed on a solid, level concrete pad or similar support.
- Tighten fixings: Inspect and tighten screws on panels, fan mounts, and burner tray supports.
- Inspect fan: Look for debris caught in the fan impeller and remove carefully.
- Panel fit: Refit access panels securely to prevent rattling.
If vibration persists, the fan or burner assembly may need balancing or replacement by a service engineer.
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Repair Difficulty
Medium
3/5
Required Part
Certikin combustion fan / mounting hardware
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