If your Combination boiler keeps losing pressure here is what to do, to fix that problem, Al shows you how. Got your own plumbing or heating problem? My boiler keeps turning on and off. Common boiler problems and solutions. There are some things that can cause a boilerto cut out intermittently.If yourcombiboiler has no hot water but it is still heating your radiators, you might be left wondering what could be wrong with it. How Often Should a CombiBoiler Be Serviced to Prevent Errors?What Are the Common Signs of a FailingCombiBoiler?Are Error Codes Covered Under a Typical Boiler Warranty? A combiboiler only does one thing, and that’s heat water with gas. If it breaks down, or the gas supply fails, you have instant cold water. If you are realising yourcombiboiler is too small for what you want, give a thought to a regular boiler system before you decide. What is your postcode?* Combiboiler problems.You may not think this a serious combiboiler problem, but it could cause the boilerto shut down. Even if you are a DIY expert, attempting to fix the problem yourself could damage expensive piping. combi heating repairs Does yourCombiboiler need some attention? Im assuming that if you’re reading this right now you may well have an issue with your boiler. When a combiboilerfails to deliver hot water, the underlying issues often include problems with water pressure, diverter valves, airlocks, or leaks and blockages. A methodical approach is necessary to identify and remedy the cause.