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Boiler man has been .Diverter valve leaking into diverter valve microswitch .Bob

I live in the far west of Cornwall and the outside temperature was relitively high at the time .Bob

Yes I can hear a microswitch clicking in the combi boiler so I think the wall stat is working OK Bob

Yes its a combi .......... Sorry I have posted this in the wrong Forum .It is continued in the Central Heating Forum ............Bob

I have a Halstead Ace central Heating boiler which will not turn off with the room stat.It will only turn off when the boiler control is turned off .The DHW works as normal .I think its an electrical fault .Anyone come across a simular problem ? Bob

I have a Halsead Ace Boiler which omce the radiatior warm up will not switch off at the wall stat.The boiler has to be turned to the off position to reseet it.Any one had a simular problem as I think it is an electrical fault .Bob