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right ok we was right it was the pcb keeping 240v on the pump all the while. :lol:

i fitted this boiler myself 2 years ago an its making a hell of a noise from the heat engine can any one help!!!

ello help!! 1,I have a worcester 28i when seting the bypass radiator up so i get an 20c temp diff across the flow an return do i have to put the boiler on chiminey sweep mode (maximum burn) or just have the blr stat set to max? I seem to be getting 29c temp diffs when on chiminey sweep but...