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I did some searches here and the question appears to be quite a can of worms! :LOL: I have a Valliant 282e which has a secondary heat exchanger which is clogging up on a regular basis. I do flush and put in inhibitor in every year - but regardless, this is happening. I think I need a filter...

This is on a closed system for the CH water. I notice that the pressure goes way low - almost to zero. When the CH comes on, it goes way up again - to just above 2 (which I suspect is my mains water pressure). I thought there could be a leak in the CH - and even bought some Fernox F4...

Got this about 5 years ago - went to the shop I bought it from - now under new mangement - and they don't know who makes this and can't obtain a spare. Anyone know where I can get a spare? The seal seems to have perished, and is slowly leaking water. I really don't fancy replacing the...

Hello. I have a Vailliant Turbomax 282E which is exhibiting some strange behaviour with regard to Hot Water supply. Central heating appears to be fine, but when DHW comes on, it comes on for about 20 seconds - then slowly the burner starts getting lower and lower until it is switched off...

My idnition indicator (yellow, two triangles on top of each other) flashes intermittently. It seems to be worse when I have the CH on - so i'm thinking it may have something to do with the divertor valve or the little microswitch on it? The servicing guide I have says that if this is...