My vokera 24e was doing the same I purchased a vokera 24e thermistor from the internet and got a gas fitter to fit it he also fitted a new printed cicuit ignition box that can also be bought on the internet That was just three days ago but it has worked perfectly since.
namroge
November 2012
I can answer this question...
my vokera maxin 24e boiler keeps cutting out so i have to press reset?
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