Noisy heat exchanger (‘kettling’ and/or banging)
Fault | Fix |
---|---|
Magnetite / rust blockages in waterways | Chemical cleanse system |
Pump head failing (not at full capacity) | replace pump head |
Boiler control thermostat faulty (causing overheat stat to trip) | replace thermostat |
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
Other 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