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Hi All - Back again :-( Follwing last weeks impressive fix of replacing my low speed fan resistor to cure the RCD tripping fault, this week I are be mostly scratching my head again. To my surprise, 3 days after fitting the new resistor, the RCD tripped again. When I switched it back on...

Hi all I once again have an issue with my Vokera 20/80 RS Flowmatic. For some reason its started tripping the main RCD. Sometimes it'll trip the RCD immediately, sometimes it can take about half a minute or so. Thinking that the problem could be a water leak getting onto a cable, I...

Hi All I have the above boiler, which is a clonky old thing, but short of a few minor repairs is pretty reliable and I now seem to be a bit more "at one" with it! Unfortunatley, last night - on the coldest night of the year so far, it decided to sound like a jet plane from the outside, and...

Hi Forum, I've been a regular reader, but never a poster on this forum, and I'm now hoping one of you knowledgable folk can help. Basically, I have a fairly ancient Vokera 20/80 RS flowmatic combi boiler. I have the following faults: Diverter valve doesnt switch automatically between...