The following symptoms indicate that your gas boiler probably needs to be serviced:
- An irregular or yellow boiler flame
- Stains or smoke marks appearing on or near the appliance
- Hot water has limited flow or is less hot than it should be
- Boiler refilling and/or overheating frequently
- Boiler fan makes loud noises
- The boiler pilot light goes out repeatedly
- The pressure drops
When your boiler is serviced, your engineer will:
- Clean the:
- Burner/injector(s)
- Pilot/injector
- Flue-ways, including the draught diverter and heat exchanger
- Ignition components (these will also be adjusted)
- Flame supervision components
- Controls (these will also be lubricated)
- Repair:
- Gas leaks
- Check:
- Disturbed gas connections
- Boiler seals and joints
- For obvious signs of damage to the wiring
- Flame supervision device operation
- Open-flued boilers for spillage
- Re-set the:
- Burner operating pressure to that on the data label/plate
It's important to keep in mind that only Gas Safe Register approved engineers are qualified to service gas appliances.
