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  1. R

    vaillant 242 e CH works fine but no DHW

    if i buy a new water section do i need to adjust anything or just fit it and fire it up?
  2. R

    vaillant 242 e CH works fine but no DHW

    does anybody know if this service kit is for the water section? it all looks the same but the diaphragm looks different http://www.gas-spares.co.uk/Catalogue/VAILLANT-BOILER-SPARES/BOILERS-COMBI/VCW-Combi-range/Vcw-242-combicompact/DIAPHRAGM-KIT-Cw-SPRING-Bearing-platepin
  3. R

    vaillant 242 e CH works fine but no DHW

    when the water section is functioning properly is there ment to be water in the top chamber above the diaphragm containing the spring and the rod or is it normally dry?
  4. R

    vaillant 242 e CH works fine but no DHW

    i have drilled the screw out and re tapped an new one in which worked fine. i also opened up the water section and the diaphragm wasnt split but it did seem stretched. i cleaned and greased it put it back together and i the hot water came on when drawn from the bath tap but not the shower? is...
  5. R

    vaillant 242 e CH works fine but no DHW

    Hi woundering if anyone can help me, the CH works fine but when DHW is drawn nothing? i believe the problem lies within the water section (from reseach from previous posts) maybe clogged or split diaphragm. when the hot tap is on if i give the cam that hits the switch a little push it engages...
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