hot water | Page 4

hot water

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  1. Perci

    Hot water re circulation pump

    I am currently wiring at s-plan plus (s plan with underfloor heating) the system also has a hot water recirculating pump. This pump is because the house is so large it would take the hot water along time to get to the taps. I am planning on putting a 1 hour time delay on the pump from the hot...
  2. J

    new solar pv set up, hot water options with combi?

    http://www.solartwin.com/wp-content/uploads/2011/08/Combi-prefeed-NONmodulating-giff.gif http://www.solartwin.com/solartwin-features/basic/plumbing-in-solar-thermal-to-a-combi-boiler-combination-boiler-geyser Hi all imhaving a 4kw solar pv system with an immersion controller(i dont have an...
  3. A

    red hot water from bathroom tap

    Any thoughts to why almost boiling water is coming from the taps? Faulty stat on the hot water cylinder?
  4. N

    Electrical wiring for heating and hot water systems domestic and basic commercial

    Is there any courses you would recommend regarding heating and hot water systems domestic and basic commercial. I need some practical experience and qualification thats ideally recognised. Just a 2-5 day course. I am from cheltenham so anything in the south west of the UK. Thanks any advice welcome
  5. D

    Economy 10 hot water

    Hi folks, I'm looking for a bit of advice! I'm doing an install of electric radiators & hot water cylinder which has 2 immersion heaters. Am I right in thinking that the top immersion will act as a boost as usual perhaps of an E30 electrisaver time switch & the bottom immersion to be timed to...
  6. G

    Efficiencies of electric showers with hot water supplies?!

    What do you think of showerslike: http://www.mirashowers.co.uk/onlinecatalog/pdf/p3821_4.pdf with the above PDF stating 2.2.The mains supply must be 230–240 V at 50 Hz connected to the appliance viaa double pole switched 3 Amp fused connection unit (not supplied) with a minimum 3 mm contact...
  7. A

    shielded cable to extend a thermistor on hot water tank

    hi can anyone help me with above. need to extend a thermistor on a hot water cyclinder, it needs to be shielded cable but can't find anywhere that sells it even on line.
  8. A

    Unvented Direct Hot water Cylinder

    Is this just a posh word for an immersion tank or is it different? Adrian.
  9. I

    Vailliant 12KW Air Source Heat Pump hot water problem

    Hello people wonder if you can help me I have been called out to a ASHP with intermittent hot water problem. I have changed the relay checked the immersion but still getting it could it be the timer relay ? I am a little bit stuck as we always wire our controls through a danfoss programmer but...
  10. J

    Hot water thermostat turns off heating - Help

    Hi Ive just changed the Honeywell (V4073A) motorised valve in my central heating (Y system). It has a new Honeywell programmer (ST69)as well and if both heating and hot water are on together the heating goes off when the hot water thermostat turns off. If i isolate the hot water system on the...
  11. D

    RCD not tripping out on hot water circuit.

    Hi, Long story, my gf had a solar panel with a 3kw immersion heater backup. No hot water, checked and heating element rotted away, solar panel rubbish just two black painted water vessels in a reflective box, great for water during the day, but as soon as it got cold at night water quickly got...
  12. D

    Thermo dynamics for hot water that runs off atmosphere

    Anyone ever wanted to look into panels for hot water?well now theres a single panel that doesnt need to go on roof and it runs of atmosphere 24 hours a day 365 days a year in any condition down to -15 degrees.were offering people free surveys to leave people with all facts and figures.
  13. B

    REAL in hot water

    Solar installer files High Court incompetence claim against REA and REAL | Solar Power Portal
  14. P

    Recommendations for electric heating and hot water system required

    We've just bought a cottage to renovate and are looking at heating/water heating options. We have an electric supply (no mains gas and no space for oil/gas tank, similarly no space for anything like a heat pump). The current supply is max 60A. We're thinking in-screed underfloor heating...
  15. H

    Immersion heater-no hot water

    Call out today no hot water. Not familiar with immersion heaters but tested cable to bottom of immersion heater and got 230v and could hear it fizzing. However still no hot water. There was a second cable supplying the top half of immersion heater got no voltage at all across live and neutral...
  16. G

    PV Hot Water Controller

    Has anyone got any experiences with all these new products that are coming out to direct excess generated electricity from a PV system to your immersion? I'm getting a few of my customers asking about them. The ones I've found seem to just use a relay switch once there is a certain amount...
  17. rmaynard

    instant hot water

    can these be on a ring main circuit or do they have to be supplied independantly?
  18. A

    Central Heating and hot water programmer

    I am having trouble removing the front plate on a Newlec / Horstmann 425 Programmer. There is a backplate that has all the connections to it and a front plate with the timer control switches. I think it hinges or pushes into the connector on the back plate but am not sure. The later version...
  19. 2

    Hot Water Cylinder Stat Wiring Question

    Came across a Heatrae Sadia hot water cylinder in my travels and was intrigued as to why the single phase supply was wired through two stats before going to the element terminal. Enquired with a colleague who said one stat is used for temperature cut out and the other for temperature...
  20. G

    Hot water tank timer help

    Have been asked to fit a timer to a hot water tank this is something I have not done before. And was wondering if a Horstmann centaurolus c27 unit will do this

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