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  1. C

    Radiators downstairs cold!!

    Hi, When my C.h system is on the radiators upstairs warm up very quickly but the downstairs radiators are very slow and sometimes feel as if there is no heat at all. The pipes leading to them are warm but as soon as they reach the radiator they seem cool. I have blead All air out of the...
  2. C

    Biasi Combi (model M96.24SM/c2)

    Hi, When the C.h and the D.h.w are on together on my boiler its fine, but when i try to switch the boiler to D.h.w only, the boiler constantly keeps firing. I understand that when the switch is positioned in the D.h.w only position, the boiler should only fire to warm the water when a the...
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