boiler

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  1. R

    Elec combi boiler supply

    Hi all. My mum has just moved into a flat and it has an electric central heating boiler and a hot water tank/immersion heater for the hot water. I’ve said will look into putting a combi boiler in to free up the space in the cupboard for a washer/dryer. The flat is about 10 years old. The boiler...
  2. Alan-N

    Gabarron Electric Central Heating boiler CMX15

    Got called to look at a Gabarron CMX15 that was dead, discovered the Safety Limiter device on the CH side had tripped, reset it and bled the radiators are recharged to 1.5bar per the manual. long story short it has tripped a couple of times since. Done it today while I was there after only being...
  3. J

    Cable distance from boiler flue internal duct?

    Hello there! Could anybody help me with this query please, I am not sure where to look up the information I need? As I understand it, cables must be at least 25mm from an actual boiler or gas pipe? But could anyone please point me in the direction of any information regarding any regulations...
  4. L

    Electric boiler pump running continuously

    Hello I have a Heatrae Sadia Electromax 9kW electric boiler that does hot water and central heating. Recently it broke and someone from Baxi came to fix it (side note, if anyone knows anyone other than Baxi who will work on this boiler then please let me know, they seem really pricey). They...
  5. Pretty Mouth

    Combi boiler wiring - C1 or C2?

    A combi boiler is wired into a plug, which is plugged into a single socket. The Nest receiver, controlling the heating (heat link I think they call it), is wired into a separate plug, which is plugged into a socket on another circuit. So 2 circuits interlinked, a minimum C2. However, could...
  6. C

    14Kw Electric Boiler

    I would like some advice please. A friend of mine has moved into a small flat. There is no Gas supply to the property and so is looking into having a 14Kw Boiler installed. This would require a 63A breaker on the board. My calculations for Maximum Demand based on the other circuits in the...
  7. Rockingit

    Voltage to boiler fan 'drops out under load'

    Just had a call from an M&E client of mine and good mate asking to pick my brains.... large 3ph biomass boiler with (I assume variable speed) 1ph fans internally. Says he's got 230v L-N/E on the connecting plug but when the fan gets connected there's nothing on the internal fan connections...
  8. Weezy

    Adding an additional zone to existing heating system, should this work?

    So iv got to add a mini one UFH zone to an existing property's heating system, i have already wired in all the easy parts ie. actuator, zone valve, stat etc. however i just need to hook it up to trigger the boiler. iv attached a few images to try and explain things better, the plumber told me...
    • Weezy
    • Thread
    • adding additional boiler electrical work existing heating heating controls system ufh
    • Replies: 5
    • Forum: Central Heating Systems
  9. ETradesmen

    Pulling my hair out with this boiler!

    Hi guys, My parents have just moved into a new build with an ideal S24 boiler. They were complaining that the boiler was firing up randomly so I took a look. I have completely re wired everything correctly (20 years experience, approved contractor) yet it still runs almost all the time. It’s...
  10. B

    Boiler Vs Burglar Alarm

    Hi All, I wondered if someone might advise me on an issue I am having. I turned off my power to replace a plug socket in my house and when I turned the power back on, the burglar alarm started going off. Unfortunately I have just bought and moved into the house and I do not know the codes...
  11. O

    Multi-fuel boiler stove connected to existing heating system using a relay

    Hi all, first of all I'm not a sparks so forgive my ignorance. We are currently getting a boiler stove installed. This involves connecting the plumbing and some electrical to our existing heating system. The Plumber has requested that our electrician installs a spur at the location of the...
  12. L

    Boiler fuse/cable

    Hi , looking for some advice or if my question is correct please from you pros. so my worcestor combo boiler (for few years) is fed of a 0.5mm flex from a spur, which is around 4 metres from my boiler, and has a 5amp fuse in the pull out of the spur. ive researched and it should have a 3amp in...
  13. T

    Electric boiler installation

    Hi, I am installing a 12kw instantaneous water heater in an outbuilding which currently has a small water boiler with electricity and water in/out already connected so I thought it should just be an easy switch over. The new boiler has arrived and has a much thicker cable (10mm2) and I was...
  14. L

    Advice needed about earthed boiler

    Good morning all, We need a little bit of advice; we are looking to buy a property, and during one of the visits, the owner told us that he earthed his boiler himself as it was not done. He claims to have studied electronics engineering and other related things, but my partner is a bit dubious...
  15. K

    Boiler Isolator

    Hi All, I've just had a new condition report. He's given C2 for no fan isolator which I don't agree with. He also given C2 for the boiler being on a plug/socket rather than a DP switch. I really can't see that being potentially dangerous, what do you guys think? Also the free standing electric...
  16. P

    Combi boiler and zone valves help

    Hi chaps I’m wiring up a 2 zone heat system to a combi boiler. Do I need to replace the boiler mains cable with a 4 core cable and remove the link wire to s/L? I’m unsure how to run switch live from the zone valves and still keep the combi water side of it going? Any help would be appreciated
  17. J

    No power to water boiler (UK)

    Good afternoon, Hope you are well. Firstly I would like to Appologise for my incorrect naming of components, I really don't know alot about this kind of thing. I have an issue regarding my water boiler, for the past few days I have had no hot water. It is powered by a control box and a timer...
  18. I

    Memera 2000 mounted to water cylinder

    Hi all, Hopefully picked the right place to post about this..! I've just completed an EICR and there was a second board mounted to the water cylinder which does both the hot water and heating. It's in an apartment (I'm assuming every flat will be the same). I've told the landlord that I need...
  19. J

    Boiler Switch

    Hi We are having a new kitchen installed and have changed ll the sockets / switches to a stainless steel (Like below) https://www.toolstation.com/bg-screwless-flat-plate-brushed-stainless-steel-13a-spur-unit/p57845 There is a boiler switch below the boiler which i cant seem to find a switch...
  20. C

    electrical accessories in boiler cupboard

    Hi, getting a new kitchen installed and noticed we have a single socket and spur unit within our existing tower unit where boiler is enclosed. Is there any regulations now that affect this ? Thanks

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