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  1. rh2705

    Moved a rad but now it and 2 more are cold

    OK so here is what I have done. Put in pipework to new rad, drained down full system, moved rad to new location on adjacent wall Connected back up Re filled sealed system to 1 bar cold. From upstairs bled all rads Re filled loop to 1 bar as many times as necessary. Starting with moved rad bled...
  2. rh2705

    Vaillant combi boiler CH but no hot water

    Hi all ...no hot water as in no flow, at all. No flow from any hot tap in the house. I've seen quite a few fixes on DIYnot for this one, and (unless I am doing it wrong) it's not a simple valve left closed after refilling the central heating, as others have had. pic below if this helps...
  3. rh2705

    Masonry drill v hidden 240V cable (flash bang wallop!!!)

    Wifey bought a Roman blind once - you know the type that you pull up with a cord and secure to a cleat. The blind went up no problem, all I had to do was drill two holes two plugs bish bash bosh fasten cleat bobs your uncle. Unfortunately where I wanted to secure the cleat there lurked...
  4. rh2705

    extension radiators stay cold.

    I have a central heating system with a piping layout that is obsolete - big bore pipes that go in one big feed/return loop (1" or 3/4" imperial pipes I believe). The radiators are tapped off the big bore pipe with 1/2" 'off shoots'. The house is very warm in the winter and I don't have any...
  5. rh2705

    Heating but no hot water

    A couple of days ago we noticed our hot water was tepid, then it just stayed cold. Timer hasn't been fiddled with by the kids and when I select override for HW the boiler kicks in sure enough but quickly shuts off again. When I feel the inlet and outlet of the tank heating coil, when I...
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