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    Bleeding after drain and new valves

    Thanks for all the help. First of all, still no heating but the water is coming hot, although the boiler seems to be coming on and off a lot. I emptied the tank in the loft this evening and removed all sediment and brown water until there was only fresh water in there from the ballcock valve...
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    Bleeding after drain and new valves

    The tank had some gunge in it so I cleared it out as much as possible, before I tried to fill the system. Is there anywhere in particular I should try disconnecting a radiator to burp the system i.e. upstairs or downstairs? I am slightly concerned that something has gone down the filler pipe...
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    Bleeding after drain and new valves

    Hi, I am a newbie on here and am hoping someone could help please. I have an open vent central heating system with 7 rads. None had thermostats and only three worked. I drained the system, took each rad off (one by one), flushed the rad in the garden, then refitted with new thermostats (was...
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