The combo boilers provide hot water and heat for the home without the need to use a water tank. They are convenient methods used to heat homes and they are the ideal choice for smaller properties or a flat where having a large water tank is not a practical or viable choice. Even if it has increased in popularity, some people think that boilers are not suitable or reliable for a large property. The combo boilers are most of the time more convenient and efficient compared to a water tank, but they are also complex and they may cause problems. However, these problems may not be too serious, and simple Boiler repairs Clerkenwell may resolve the problem. When you experience the problems with the boiler, you should know first the reason behind the problem and make sure that the problem is not the result of the connections. There are some problems with the boiler that may be fixed faster without even having to call for an engineer. The best way to do this is to understand these problems in the first place. When you decide to call for the technician, you have to be aware of some common problems that may make the boiler fail. When the level of the bar is under 1, you have to refill it first. When the level is higher to 1.5, you may need to release the pressure. You have to read the boiler manual before you restart or refill the boiler to ensure that you understand what the problems are and which solutions are available. The problem may be with the pilot light, but the light can turn off because of many reasons and some of them are not good enough reasons for you to call for the technician. The lights may relight themselves safely.