Search results for query: blocked cold feed

  1. N

    Cold feed blocked or faulty pump.

    Hi Having been let down by local plumber who said I needed a new 3 way zone vlave I have fitted the valve myself. Having drained the small bore system with the rads isolated at both ends, fitting the zone valve and checking all connections the system did not seem to refill. I attempted to back...
  2. 2

    Cold feed pipe blocked with fibre glass

    Was in the attic earlier attending to a separate issue and noticed the thin ply cover was resting on the water top of the water in my main tank. It was covered with the ply and a black bag type fibre glass insulation over this. The timber was starting to rot so I removed it hoping to get a new...
  3. D

    Cold feed blocked - how much pipe to cut?

    Hi, Today I drained my open vented heating system to change a leaking radiator valve. The system appears to have fully drained - all radiator valves are opened upstairs and downstairs, and the draining water has stopped. The header tank is still full. Research suggests this means my cold feed...
  4. D

    CH failing - cold feed blocked ?

    ...1) Pump impellers are kn*ckered - Could change the pump, but if air caused it to run dry, then another set would fail. or 2) Blocked cold feed. - how do I detect this , and/or fix it ? or 3) whole system sludge up. - Is it worth hiring a power flusher from hss and going it a go...
  5. G

    Suprima HE locking out

    Possible blocked cold feed between expansion tank and where cold feed joins pipe work. Usually that T is blocked.
  6. C

    CH not working

    Hi There I would suspect that your cold feed is blocked. Its the pipe that feeds the system from the expansion tank in your loft. do a search for blocked cold feed Regards
  7. B

    cant refil my central heating. i suspect a blocked cold feed

    i cant refill my central heating after draining the system. everything is in the loft but i cant be sure as to which is the cold feed. i have pics but no idea how to attach any ideas? [/img]
  8. C

    Blocked pipe from cold water tank

    Hi all, Got directed here after posting for help on my bike club forum. Right, I have a cold water tank in the loft that feeds the downstairs loo/sink and the utility room sink/washing machine. The cladding that sat over the top of the tank has at some point fallen into the tank and...
  9. D

    Comment by 'DIYnotBot' in media 'Untitled'

    This image is referenced in the forum thread 'Blocked cold feed and leak'
  10. D

    Comment by 'DIYnotBot' in media 'Untitled'

    This image is referenced in the forum thread 'Blocked cold feed and leak'
  11. D

    Comment by 'DIYnotBot' in media 'pump and pipework'

    This image is referenced in the forum thread 'Blocked cold feed and leak'
  12. D

    Comment by 'DIYnotBot' in media 'SHOT2.jpg'

    This image is referenced in the forum thread 'Blocked cold feed and leak'
  13. CountryFan

    Vaillant F.23 and F.22 error

    No, it may have added water, but wouldn’t clear a blocked cold feed. The feed is water taken from the cistern, not the feed going to it.
  14. B

    Problem with Potterton boiler system

    Thanks for this... What's the best way to check the cold feed and unblock it (assuming it's blocked)
  15. M

    10mm Earth From shower to Earth Block

    Hi All, Hopefully just a quick question. Currently I have a 10mm earth coming from my shower to the earth block next to the cut out (TN-S). The cable also has an earth clip connected to the cold water feed to the shower. Is this ok or should it be a 4mm earth from shower connecting to the...
  16. C

    Air lock in Gravity HW - cant shift it!

    U need 2 chk 2 see if u have a blocked cold feed,boil it up a couple more times,if that fails ure cold feed is blocked
  17. M

    Grit? in cold water supply blocking taps, washer etc

    Any of you plumbers got any thoughts on this please. Brother in law has Worchester heat only boiler, linked to an unvented cylinder. (Centerstore)... was all new in 2013. He was saying the pressure wasn't very good on his taps... it was the cold feed, which I thought doesn't go through the...
  18. F

    No Heating

    Blocked cold feed
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