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central

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  1. B

    Electric central heating- Heatrea Sadia???

    I've found myself in a whole new world. Anybody give me an update on Heatrea Sadia Central heating. (Heatrae Sadia). I've just had a call out to a flat that "had a problem" with the electric shower. However the MCB that blows is the 60A one in the switch room to the block of flats not the 80A on...
  2. X

    central heating controls and immersion heater wiring question

    The inlaws have had british gas round to install one of their wireless thermostat and a UP2 duel channel programmer for controlling the hot water and heating, and here in lays a potential problem. Their fuse board is an old wylex job with 3036 semi enclosed ceramic rewirable fuses and lately...
  3. B

    Central heating 2 gang box fitting

    I require a central heating time clock that will fit onto a 2 gang metal box Or is there a conversion kit that will allow me to fit standard one gang fitting onto 2 gang? Thanks in advance
  4. B

    Reference books

    Can anyone recommend good reference books on the following subjects Central heating wiring and controls Motor theory, wiring and controls Electronic components explained Much appreciated
  5. C

    Central Heating Relay help needed

    I have an old E type boiler that has a gravity fed water system , heated by the boiler then stored in a tank. The central heating just has a pump. I have removed the old room stat and programmer and installed a new 2 channel programmer and room stat. I thought it was all wired correctly as it...
  6. O

    Lighting Via Central box

    Just had a call out for a lighting fault. Whilst looking for all the cables as every light and switch had 1 cable I found a junction box with all cables in. How often were houses wired like this as never come across it myself? Well the fault was the Xmas stuff had been dumped on the jb and...
  7. W

    Central heating help

    i have no central heating experince whatsoever! ( although ive been sparkying for 10 years ) Ive currently got a immersion tank with a 5 core flex trailing from it and a boiler downstairs with no supply.. What do i do?!
  8. A

    Generators without central tap

    hello, i am desperatly after some help, so thank you in advance. i am looking for a generator to power a feed auger of 18m in small mobile sheds. there would be 3 sheds wired together but with a delay, and one central plug to which the generator would be attached. this would then power the...
  9. Pip

    Replacing a Potterton 2000 and the need a central wiring control?

    Hi People, Customer has a broken Potterton EP2000 programmer, but to change to another programmer (Horstmann) would require a central wiring control would it not? I can see on the potterton Live & Neutral, A,B,C,D,1,2,3,4,5, etc but the newer programmers only have Live, Neutral, 1,2,3,4, so...
  10. A

    apprenticeship required central belt Scotland

    My stepson (Andrew) is still at school however he has worked with me for approximately 2 years during weekends and school holidays. He has a good grasp of rewires etc and I would employ him tomorrow however the majority of my work ( over 70%) is a contract working night shift with Edinburgh...
  11. L

    what type MCB would a Central Test Unit for emegency lighting go on

    for circuits in a canteen, office and warehouse.
  12. P

    Solar Installers wanted for central Scotland

    We are looking for installers in the Scottish central belt for regular install work, if you are interested please PM me or contact Peter Murphy at [email protected]
  13. S

    Digs in Central London

    Hey guys your help in this matter would be greatly appreciated!!! I''ve been offered a months work in Cavendish Square but am in desperate need of digs for first couple of weeks - anyone know of anywhere/anyone willing to put me up for £100 a week? sofa will do!!!!
  14. F

    s plan central heating 3 zone valves

    help!! I am working with a made plumber, he has installed a S PLAN SYSTEM, but with a diverter valve ( witch is a two port eebszone valve ) near the cylinder. so in total there are 3 zone valves apparently this gets wired to the cylinder stat??? cant find any wiring diagrams to follow, they all...
  15. K

    Central heating wiring

    Certain this topic has been covered loads of times - sorry i have had very little experience of central heating wiring in the past, basically it was one person who did the vast majority of it, but now he has left the company and now it has fallen into my lap. i can wire up systems but usually...
  16. S

    Central Heating Thermostat

    I have been asked to install a new C/H Thermostat for a customer - never done one before so will be a learning curve. How easy are they to install (never seeing the wiring diagram before - of course seen one in operation) What makes are good to use, I dont know the make/model of the existing...
  17. F

    central heating timer

    problem with central heating timer ie does not allow hot water and heating on at the same time they just cancel each other out any ideas much appreciated
  18. M

    Setting up the Immersun Vs Central Heating - Help!

    The Immersun is reading "Water Hot" unless I have the thermostat on the Immersion element turned up to maximum. Currently water coming out of the taps is at about 68 degrees - far too hot for comfort. But if I set the immersion element lower than this, the boiler thermostat calls for heat and...
  19. i=p/u

    heating sytems

    could someone with the knowledge take the time todo a thread/post about heating sytems for persons not so clued up on them. ... explaing the basics to start with ..i.e n/c, n/o and any other basics then movining onto i.e power timeclocks, time clock calls for heat, travels through thermostat...
  20. yellowvanman

    Central heating wiring

    I've got to wire up a central heating system: Boiler has integral pump. 3 circuits: Heating with own valve and pump Towel rails with own valve and pump Hot water with own valve. Because the heating and towel rail have their own pump I have to somehow switch them on individually without...

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