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UFH - one zone not working

  • 26-03-2016 12:27pm
    #1
    Registered Users, Registered Users 2 Posts: 5,141 ✭✭✭


    Hi folks,
    Just looking for any pointers - one of my UFH zones doesn't seem to be heating up. Thermostat looks fine (I can see a light come on at the panel corresponding to that room, the middle bit of actuator (?) has risen up (that means the valve is open, yes?)

    The pump is working fine, the other two zones heat up fine, any idea what it could be? Gunk? I do have a magnetic filter thingy I got put in last year when replacing my boiler, all the other rads heat up fine. Can these things get air locked? Can they be bled?

    As you can see, I know just enough to be dangerous and would appreciate any pointers, advice. I've texted my regular plumber but I suspect he's off for the long weekend.


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  • Registered Users, Registered Users 2 Posts: 5,141 ✭✭✭Yakuza


    Just an update, my plumber sorted it. The water pressure had dropped (we changed boilers last year and the system went from an open one to a closed one) and I just needed to top up the system. I left the system on all night as a test, all floors toasty again!

    You learn something every day! (In my case, re-learn as he had mentioned it to me at the time, but I clean forgot!)


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