Boiler troubleshooting

Boiler work is a specialised job but there are some problems you might be able to solve yourself.

Boiler Power supply

Boiler power supply

If your boiler doesn’t appear to be on, check your home power supply by turning on another appliance. If this works then check that your boiler is plugged in and turned on.

Boiler Thermostat

Heating and temperature

If you notice that your home is unusually cold, it might be a thermostat issue. Check that your thermostat is on the desired temperature and that the central heating boiler programmer is on.

Boiler gas supply

Boiler gas supply

If you think there might be something wrong with your boiler gas supply, try turning on another gas appliance. If there’s no gas coming through, contact your supplier.

Boiler pressure

Boiler pressure

If you think your boiler pressure is wrong, look at your boiler manual to find out what it should be and check it. If it’s not correct, follow the manufacturer’s instructions for restarting it.

Boiler pilot light

Boiler pilot light

If your boiler’s pilot light goes out, you might be able to follow the manufacturers instructions for relighting it. If this doesn’t work then there might be a problem with your gas supply.


Smell gas?

If you smell gas then there could be a gas leak. Open your windows and call the

National Gas Service Emergency Line on 0800 111 999

Gas safe boiler engineer

Remember that only Gas Safe registered boiler engineers should do gas boiler repair or servicing work.

If you think your boiler needs to be repaired or replaced, complete the form and we’ll connect you with up to 4 registered professionals.