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  1. M

    Keep getting zapped !

    I'm not sure which forum to post this on but I hope someone can help. I have a 1 year old house which seems to have some weird things with the electrics. Shortly after moving in I noticed that the phone line was not as clear as it should be. Using dial-up internet access gave a rubbish...
  2. M

    Electric Zap !!!

    I tested the volts on the sink with the stat commanding heat or not for both old and new stats. Again there is always about 170 volts ac according to my multimeter between the sink and earth if the neutral 3rd wire is left open circuit so I don't think it has anything to do with the stats...
  3. M

    Electric Zap !!!

    Thanks for all your info. It seems that leaving the neutral wire floating allows the utility area sink to get a few volts from somewhere. Defeats me as to where from. Unfortunately the Landis electronic room stat only has two connections as it's just a relay. There is nowhere to hook up the...
  4. M

    Electric Zap !!!

    No there is not an RCD for the boiler. Also the thermostat does not have a backplate, just a hole in the platerboard. There is an earth wire but it is not connected (nowhere on the RMT230 to secure it). Still can't see why connecting the neutral to the RMT230 perhaet or offset bit fixes the...
  5. M

    Electric Zap !!!

    OK, I seem to have tracked down the problem. When I first moved into the house, I replaced the existing Danfoss RMT230 room thermostat (3 -wire) with my old Landis&Gyr Chronogyr Rev10 (2-wire). After reading a few posts on this forum, I just cutoff the neutral wire and insulated. Then I...
  6. M

    Electric Zap !!!

    Thanks Gents, I'll look further. But it seems that all the earths in the area i.e. nearby twin 13amp, earth in light switch, earth in FCU for washing machine etc are all linked together and give a good continuity reading. In other words they are all at 170 volts from the sink with the boiler...
  7. M

    Electric Zap !!!

    I've called it a zap because I don't believe it's full mains. In my utility room I have a wall mounted boiler, washing machine, tumble dryer and a metal sink. Today I lent over to remove the clothes from the washing machine and steadied myself by holding onto the sink. I got an electric...
  8. M

    Too much water pressure!!!!

    Thanks guys, that's more or less what I thought. I hoped someone had a self-cutting saddle type valve, but I think I will have to cut the pipe.
  9. M

    Too much water pressure!!!!

    It may sound a bit strange but I have too much water pressure....... The house has a full mains pressure system which is great for showers etc. However the sinks cause problems, particularly the downstairs w.c. There are 2 mini single lever Bristan taps and a small sink. Unfortunately the...
  10. M

    Extractor fan supply

    Good idea about switching off the lighting circuit - I'll try that thanks
  11. M

    Extractor fan supply

    I have a new house with extractor fans fitted to each bathroom. There is a switch on the outside wall, next to the light switch, to manually turn the fan on/off. I think I can guess already but would the fan be connected to the lighting circuit, ring main or dedicated supply? As there are no...
  12. M

    Ceramic tiles on wooden floor

    I'm sure this question has been asked but searching thru' the threads hasn't shown up exactly my situation. I have a brand new house with the upstairs floors made of the thick (1"?) compressed green boards that lock together. I am planning to lay ceramic tiles (poss tumbled marble) in the...
  13. M

    Immersion heater circuit to power underfloor heating

    That's exactly the sort of thing I need. I can keep the immersion heater on one side of the switch and the new fused rcu for the floor heating on the other side. Thanks very much
  14. M

    Immersion heater circuit to power underfloor heating

    Thanks again Securespark. I will probably end up ditching the immersion heater but my better half is concerned that we will not have any hot water should the boiler fail. I tried to explain the chances of that are slim but ...... I think a 20A radial idea is best, thanks again.
  15. M

    Immersion heater circuit to power underfloor heating

    Well I have sort of started work already as I have run the cold wires from the heating mat from the nathrooms into the airing cupboard. It's just the final connection to the supply that needs to be done. Still would like to find a 20A DP change-over switch so that I can select either the...
  16. M

    Automatic bypass valve

    Can't find any screw, just a large plastic black knob on the top which tunrs freely moving up/down the bar pressure scale. That is until it reaches the end when it just clicks?
  17. M

    Immersion heater circuit to power underfloor heating

    Thanks guys. The house is less than 1 year old so I expect it conforms to all the latest regs. It certainly appears to be 2.5 wire into the immersion switch. Do I really need to fill in a building notice form for underfloor heating seeing as they sell the kits in the "sheds"? Is the rcd fused...
  18. M

    Immersion heater circuit to power underfloor heating

    I have one bathroom which back onto a shower room and at the end of both there is the airing cupboard (if that makes any sense). I would like to install underfloor heating such as the devimat system and this needs a fused spur and a controller/thermostat outside the bathrooms (e.g. airing...
  19. M

    Automatic bypass valve

    Fairly sure. O went round and opened all the TRVs on every radiator. Should I also open the lock valve end as well? Has anyone tried the Danfoss automatic valve and if so, can you confirm that the adjuster knob clicks when wound right in? It just doesn't seem right somehow.
  20. M

    Thermostat confusion

    Hello, That solution works OK for the upstairs thermostat (which is downstairs in the hall) although it seems a bit of a waste to run the hall radiator almost continuously to try to get 35. As far as the downstairs zone is concerned, the problem is that I don't want the lounge to be 25...
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