Recent content by pma

  1. P

    Drayton mid position valve MA1

    I'm sure there are many threads on this subject, but none appear to answer my question. Apologies for any duplication. I have the above mid position valve fitted into my ‘Y’ plan CH system. It was fitted approx 5 years ago and has operated impeccably until very recently. I can get a...
  2. P

    cavity closers

    Thanks. In my situation the cavity at the new door threshold will be approx 12 inches deep from the DPC. How should I proceed to fill this without affecting the thermal bridge? I would have thought in this day of and age there would be a simple, strong and quick and efficient solution to...
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    cavity closers

    I'm about to fit a pair of 4 foot wide french doors in an existing wall. The opening will be created using a diamond cutter and a lintel of the correct spec will be used to support brickwork above. I intend to fit proprietry plastic insulated closers in the horizontal wall sections (building...
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    Oven gas pipework

    Thanks guys.
  5. P

    Oven gas pipework

    Thanks, but what I meant was- if I permanently remove the flexible hose for the gas oven (no longer required), do I need to do anything to the end of the gas pipework to make it safe or can I just leave it as is?
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    Oven gas pipework

    I am replacing my gas oven with an electric oven. The electrics are sorted, but I assume the gas oven is connected to its pipework by the normal type of flexible hose. When I disconnect it and the valve on the end of the pipe 'self seals' as it's supposed to, is this enough on its own or do I...
  7. P

    oven/hob circuit rating

    Perfectly clear. Many thanks.
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    oven/hob circuit rating

    I have a seperate circuit for my hob and oven. I believe the wiring on each to be 6mm2 (measured as 7 strands of copper wire approx 1mm dia for each cable) My questions have arisen as I am about to replace the oven and want to make sure all is OK: 1) I have no problems. The ceramic hob works...
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    Boiler function question

    The first issue was the boiler cutting out and not firing up again unless the boiler was swichted off and back on again. My diagnosis for this is the PCB? The second issue was that when HW was on on its own, the boiler would cut out very quickly. Checked wiring and system components, all...
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    Boiler function question

    Sorry! Boiler: Ideal Classic NF60 (18kW max) Cylinder: Albion Thermal store, 160 Litre capacity. (using heat exchanger coil in tank) There is a definate heating water temp difference in/out of tank. Had this system in use for approx 4 years, provides great hot water (nothing but praise for...
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    Boiler function question

    I'm just trying to get to grips with the one I have and understand why it behaves as it does. Assuming there is calling for heat (both HW and CH), the boilr will cut out very quickly if HW only, much longer if CH or CH+HW. I have Yplan system and pump is set to speed 3. I'm puzzled!!!!
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    Boiler function question

    Sorry, as usual I haven't explained myself well. Assuming there is constant demand for heat from external stats, Boiler can cut in and out accoring to internal stat setting. (to protect from overheat?). Is this normal? Thanks.
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    Boiler function question

    Thanks, I have read from cover to cover, but these manuals always seem to omit the bit of info I specifically need. So, just to clarify, should he boiler cut in and out according to its own internal temp regardless of calling from other system stats?
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    Boiler function question

    An easy one I hope!! My view is... When a boiler reaches its own inernal temperature limit (set by the burner potentiometer?- comments welcome), the boiler shuts down even if the room stat or cylinder stat are calling for heat. The pump continues to circulate water and when the temperature...
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    Boiler problem- cutting out

    Was working fine until 2 months ago. Been living with this problem since then. I'm confident that system wiring is in order. Had a new motorised valve when loft conversion done 4 years ago. Original pump. I can hear it running, but not unduely noisy. Prior to loft conversion pump was on high...
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