Recent content by johndmf

  1. J

    Air in 2 radiators - ongoing problem

    I had a new consumer unit put in 9 months ago and the electrician tested all the circuits. I will ask if he tested for earth leakages to the radiator pipes. Looking in the cupboard with the hot water cylinder, pump, 3 way valve, programmer, etc, most of the pipes had earth wires attached. I now...
  2. J

    Air in 2 radiators - ongoing problem

    A bit of progress. I was at the flat yesterday. I last checked the radiators 2 weeks ago. Yesterday they were full of water. The heating hasn't been on. I then ran the heating and checked the expansion tank in the loft. It is not drawing in any air through the combined feed and vent in the...
  3. J

    Air in 2 radiators - ongoing problem

    The pipes are copper, apart from a small section in the loft where the plumber converted the feed to a combined feed and vent which he did in plastic. So I should first check for hydrogen from corrosion? The radiators have the old bleed screws where the 'air' escapes through the thread of the...
  4. J

    Air in 2 radiators - ongoing problem

    Sorry for the massive post but I thought it better to put as much info as possible. I have an ongoing problem at a flat I rent out with 2 of the radiators needing bleeding. The heating system was installed 29 years ago when it was converted to a flat. It’s an open vent system with copper pipes...
  5. J

    Hi, In the end our neighbours didn't want the chimney stack removed so we had to put in the...

    Hi, In the end our neighbours didn't want the chimney stack removed so we had to put in the steel beam on our side to support the chimney breast and stack. John
  6. J

    Advice on removing a shared chimney stack

    Ok, thanks. So is it also possible to put in new rafters, insulation, roof boarding, etc (to support the new roof tiles) where their side of the stack is, with ONLY access from the roof?
  7. J

    Advice on removing a shared chimney stack

    Ok, may be I haven't been clear enough. 1. We wish to remove all our chimney breast at ground, first and loft floor levels. If we don't remove the stack as well, we will have to support the stack with a steel beam at ceiling height in our loft floor level (i.e. just below our roof). 2, 3...
  8. J

    Advice on removing a shared chimney stack

    We are having a loft conversion done and would like to remove a chimney breast at ground, first and loft floor levels. The chimney stack is shared with our neighbour. They have already had a loft conversion done and had the chimney breast removed at ground and first floor levels. At loft floor...
  9. J

    Megaflo dd145 questions

    Thanks for the reply. Is it necessary to have the immersion tank descaled? It's in London which is a hard water area. Is there any way of knowing if an immersion tank needs descaling?
  10. J

    Megaflo dd145 questions

    I recently bought a flat that doesn't have a gas supply, so hot water is provided by a Megaflo dd145 immersion heater. The hot water is controlled by an economy 7 timer with a separate boost switch. There is only one cable from the timer which goes into the bottom heater on the immersion tank...
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  14. johndmf album

    johndmf album

  15. J

    How do I find leak in pipework without taking up floor?

    Hi, You'll need to find a company local to you. The company the insurance company employed were called Munters. They didn't repair the pipework and a plumber from a different company came to fix it. To find a company near you do an internet search for 'leak detection services'.
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