Recent content by Aberlake

So all I have to do is replace the motor pack then? That's great as it seems I can get one for around £20 locally. I take it that the microswitch also enables the boiler to fire? Is it practical / possible to replace the microswitch? Thanks for the speedy reply - greatly appreciated. Richard

Hi, Got a very strange problem that maybe someone can help me diagnose. Heating system is an open type with a Potterton MP3 motorised valve, Potterton EP3000 programmer and Potterton stat. Central heating only activates and runs when water is heating. If water only is selected then only water...