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Princess1975

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Princess1975

Vaillant TURBOmax Plus 837E Boiler - Heating control clock not keeping time

I have a Vaillant TURBOmax Plus 837E boiler. It is not more than a few years old and other than this problem is in excellent working order. Recently a fault has developed with the clock that controls...
20:48 Tue 21st Sep 20105 answers, last by AlBags 20:17 Thu 23rd Sep 2010

Only 1 question