Of course, there are a lot of great conveniences to having central heating with a gas boiler, but every once in a while, you are very likely to come across a problem.
Even though it is quite possible that the situation you have may be exceptional, the large majority of the time you are likely to see that your gas boiler situation is a normal one. This guarantees that identifying the appropriate resolution will be a lot easier and faster than what you assumed.
A considerable amount of gas boiler problems can essentially be minimised by getting your gas boiler serviced regularly, we advise at least annually.
An unreliable thermostat might cause numerous issues, so it is essential to set a routine routine (at the very least once a quarter) to be sure that your thermostat is operating as intended. It’s a quick test. You simply begin by ensuring the thermostat is in the appropriate place and has the correct setting and that your boiler switches off if you reduce the temperature setting and back on once more if you increase the temperature setting.
The 6 Most Usual Gas Boiler Repair Problems

- No Hot Water
- Boiler Dripping or Leaking
- Strange Sounds Coming Out Of Your Boiler
- Pilot Light Is Not Lit
- Boiler Has Low Pressure
- Issues With Your Thermostat
1. No Hot Water – Ultimately, your gas boiler isn’t doing its job when this happens, and there are a few possible causes.
- A diaphragm or airlock is degraded.
- There’s a low level of water.
- There can be something not right with your thermostat.
- A motorised valves has failed.
2. Boiler Dripping Or Leaking
Drips and leaks are a clear indicator of an essentially more serious situation, but except when you are qualified to do so you should not make an attempt to identify the situation for yourself. Most of the causes for your boiler to have drips or leaks will most likely call for a trained boiler technician to deal with them. Leaks and drips are regularly caused by a malfunctioning pressure valve or pump seal. When it is repaired, you might need to turn down your boiler’s pressure, your boiler technician will gladly advise you on how to do it.3. Strange Sounds Coming Out Of Your Boiler
Probably easily the most noticeable of all boiler problems is whenever your gas boiler starts to make unusual sounds, such as banging or gurgling. It’s very likely that air is caught within the system is the issue, but it might additionally be because of low water pressure. However, the situation can also be even more serious, like your boiler reaching the end of its life and you need a new boiler fitted.4. Pilot Light Is Not Lit
The fix for an unlit pilot light is very easy, just relight it. However, right before doing that you should really take a look at your system to determine if there’s an even more dangerous issue primarily. Issues you might discover include:- A close by draught putting out the light.
- Build up near or around the {pilot}light that extinguishes it.
- The source of gas may be stopped by a thermocouple that is broken.
5. Boiler Has Low Pressure
A loss of pressure in your gas boiler may be an indicator of an issue with your heating system itself. You are able to check the pressure of your boiler by looking at the gauge and making sure that it is over 1. If it is not, then there’s an issue elsewhere within your heating system which really needs to get checked out by a trained boiler technician.6. Issues With Your Thermostat
