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Hi, I have a main eco elite 25 which has developed a fault, when the heating or hot water goes on it starts to make a kettling noise and keeps failing to ignite. The burner keeps going on and off every other second and every time that happens it makes a sound like it’s going explode. No error...

Hi My uncle fitted a new Siemens thermostat to my biasi boiler today and although the heating is working fine, there is no hot water this evening even though the boiler fires up when the hot water taps are on? He said he will come and have a look at it tomorrow but doesn’t think it’s to do...