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  1. K

    Please help with my central heating system.

    How long have you lived there ? Just moved in ? If not how does the bill compare with last years usage ? Are you able to compare actual consumption or just the cost ? Is this a custom built flat or a house conversion ?
  2. K

    Glow worm flexicon boilers

    Understood, there is plenty of room above , below and at the side. Cupboard depth is however 300mm which gives 5 cm clearance on the current boiler. I want to replace with a condensing boiler but most have too much depth for the cupboard to close. A few have been suggested but none i am...
  3. K

    pump or gravity

    Although it looks daunting at first i managed to rewire my system inside a day and that was resiting the controls. Can you read a circuit diagram and can you use a multimeter ? Do you feel competent doing electrical work ? Befor you start though, a couple of points. What boiler do you...
  4. K

    pump or gravity

    HI Not sure if i read that right but the heating live output from the controller seems to be connected to the room stat as expected but terminal 2 of the roomstat appears to be connected to neutral so with the stat in position 2 would be a dead short ? Or is that stat not actually a 2 way switch ?
  5. K

    pump or gravity

    I had the same problem after installing solar at home, i needed to have the heating only option. The old clock did not have enough wires but it was easily remedied by resiting the new controller to the cylinder cupboard and the existing wiring then had enough cores to complete the job.
  6. K

    Glow worm flexicon boilers

    Thanks, i am looking in to this. Do you know any suppliers in london area ? I cannot find anyone with knowledge/experience of these. Same question, Do you know anything about reliability of these ? They seem to have limited use in the uk market domestically. My experience is mainly...
  7. K

    pump or gravity

    This sounds like a y plan system. A fairly common design fault with this system is that in order for it to work in heating only an extra signal is required to drive the valve into its third position. The extra wire from the programmer is require to do this from the HW off terminal on the...
  8. K

    Glow worm flexicon boilers

    Does anyone have any views on these please ? I want to replace my potterton suprima with a condensing boiler but the depth is limited. The flexicon seems to be the only one that will fit. Anyone with experience of these like to comment on reliability ?
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