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  1. R

    Alpha CB24 with a leaking DHW Flow valve

    Hello All, I now have a new Valve Assy ready to fit (Leak holding at present). Fiber washers came with Assy, and lower fitted 'O' ring. I still need new 'O' ring for rear of DHW HEX, for when re-fitting, and grease. Can anybody advise me on type of grease, size of 'O' ring for HEX (or...
  2. R

    Alpha CB24 with a leaking DHW Flow valve

    Hi, Thanks for the quick reply. The attached picture shows the area of leak (red arrows down vertical joint). I have carried out a quick bodge for the time being, seems to have stemmed the flow, not looking quite like Niagra! (opened up front two phillips screws-pushed bosswhite into...
  3. Alpha Flow Valve leak

    Alpha Flow Valve leak

    Front view and side view
    • RustyNick
    • Media item
    • Comments: 1
    • Album: DIY Pics
  4. DIY Pics

    DIY Pics

  5. R

    Alpha CB24 with a leaking DHW Flow valve

    Hello All, I have a seven year old Alpha CB24 with a leaking DHW Flow valve. It is mains water that is seeping through the vertical joint in the Flow valve, joint to side plate (All systems working fine, pressure good, leak stops when mains water isolated). Tray under boiler captured about...
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