VOLKERA EXCELL 80SP

aliR · 21 Sep 2006

have an excell 80p which on summer mode the heating kicks in even when the temp controll is at a minimum . and heating remains on untill mode selector is turned off !! any idea's what i should be changing

scatmanjohn · 21 Sep 2006

aliR said:
have an excell 80p which on summer mode the heating kicks in even when the temp controll is at a minimum . and heating remains on untill mode selector is turned off !! any idea's what i should be changing

Usually if this boiler is firing for central heating without a demand it is the hot water microswitch that is stuck on.

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VOLKERA EXCELL 80SP

aliR

scatmanjohn

DIYnot Local

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