| Fault | Fix |
|---|---|
| Worn bearings | replace fan |
| Jammed air rotor | lubricate rotor |
| Impeller heavy with foreign matter accumulation | clean / service fan |
General ways to reduce boiler noise
- Add Central heating inhibitor
- Add a Boiler filter
- Check the pump for seizure
- Check for limescale – heat exchanger
- Check for Air locks in the system
- Check the system for leaks
- Power Flush the heating system
Find A Gas Safe Heating EngineerOther Issues to check
- Noisy Fan
- Noisy Pump
- Noisy Hot Water Flow Switches
- Noisy Solenoid
- Burner Not Igniting
- Boiler Fan Problems
- Boiler Shuts Down
- Explosive Ignition
- Blocked Plate Exchanger