boiler

  1. Rod1971

    Central Heating Boiler and Treadmill tripping MCB/RCD

    Good evening, I have recently moved into a new home and I am having problems with the MCB/RCD tripping (Mem M6 Type 3 - 30mA). It intermittently trips when I switch on the Central Heating on and sometimes after running the heating for a couple of hours. The heating is gravity fed, hot water...
  2. S

    UK Replacement Unvented Boiler installed - Do I need a new Electrical Box?

    Had a new unvented Boiler fitted as the old one had reached the end of it's life. Electrician mentioned that it might be worth replacing my fuse box and giving it a separate RCD. My fuse box appears to have 10 black switches and the 3 red main ones, was last checked by an electrician in 2020...
  3. Rockingit

    Boiler running for DHW when not called

    I generally consider myself pretty up on heating systems but this has me slightly stumped… An otherwise very simple system boiler on what I assume is an bog standard S plan. What could make it call for DHW (tank stat registering cold after a full draw) OUTSIDE of the programmed hours and...
  4. B

    New supply to Combi Boiler

    Hi, I'm having a new boiler fitted in a new location. I need to provide power for the boiler which I'm looking to do myself. Boiler: Ideal Logic Max 35KW Combi I've researched the electric supply requirements from the manufacture (image below) My consumer unit has a spare Contactum 7106B 6A...
  5. B

    Boiler won't work off generator

    As a young man, I was an electrician, but now I'm getting on, I am strictly DIY. I used to have a cheap old 900W petrol generator connected to a dedicated twin socket which I used to run my gas central heating boiler (plus essential TV) in the event of a power failure. It worked fine, but...
  6. RF Solutions Ltd

    Install new heating systems? Ever had a missing cable run between a boiler and a pump?

    Do you install new heating systems? Ever had a missing cable run between a boiler and a pump? Using MAINSLINK - the pump overrun solution - you can avoid expensive cable runs when cables are missing between a boiler and a pump. When the MAINSLINK by the boiler has 230Vac live input, this...
  7. R

    Is my boiler wired right?

    Just looking at my boiler wiring out of interest, and just wondering if it's wired correctly. So perma lives, neutrals and earths in the right place, but i can't figure out the switch lives to the controller. If i follow the circuit it seems like the earth of the 4 core is acting as some sort...
  8. Forry1759

    Advance Combi Boiler

    The new Advance Combi Boiler has a feed from consumer unit using 6mm cable on a 32amp breaker to a 45amp double pole switch. What size cable to the boiler should it be from this switch. It has a fused 3amp supply to the electronics section.
  9. D

    Can I run a Phase 3 boiler from a split phase supply

    Hi - first-time post from a complete novice. I want to install a 24kw electric boiler on my property but that size requires Phase 3 supply. Northern Powergrid don't install Phase 3 in my area (off grid) but can increase capacity via a split supply. Can I run a phase 3 boiler from a split...
  10. L

    Could a failed HW valve cause boiler to keep running?

    (Or that might be should a failed HW valve keep boiler running) Woke up this morning to find the boiler still running even though all timers off (HW and CH). We have a simple S-plan CH/HW system with oil-fired boiler and a 2-port zone valve for CH and a 2-port zone valve for HW. Various...
  11. R

    I am looking for some advice. My boiler and tv seem to trip for a few seconds almost every day.

    They are going off and back on but not tripping at the fuse box. Could anybody tell me what could be the cause and if this is dangerous? Thanks
  12. G

    Electric combi boiler

    Hi, my wife and I have decided to bite the bullet re the costs of an electric combi boiler in an off-gas grid one bedroom flat where space is so tight we need to get the old LPG boiler out of the kitchen and have an electric combi in an internal cupboard. Questions: we are looking to get an...
  13. R

    Boiler, programmer etc. via immersion heater circuit?

    Can I supply my central heating (programmer, two port valves and boiler) via a fused spur taken from the immersion heater circuit? They’re currently supplied from a fused spur taken off the ring main; however, kitchen wall’s are being moved around. There is nothing else on the immersion...
  14. V

    DIY - Boiler - fused spur or socket

    Hello, Is it a requirement to provide a fused spur to a gas boiler? Or is a single socket okay? The boiler is in the garage. Thanks,
  15. Michaelwgroves

    Boiler circuit 16A MCB

    I'm following a spark who used an existing Panel Heater circuit, for new gas boiler circuit 6 months ago. The panel heaters were removed, so it's now a dedicated boiler circuit. I'm doing an EICR. I've found a number of faults; 1. No grommet in Consumer unit knock out, used for gas bonding (It's...
  16. R

    2x 9Kw Electric Boilers

    Good morning Guys Looking for some advice with regard to a current job. Building company I'm doing work for are installing Electric heating on a property. Customer has no access to Gas so there are 2x 9kW Electric boilers being installed. (Plumbers and Builders...
  17. Amateursparky79

    Good quality Alexa compatible switch for boiler

    Having wired in parallel with my cordless programmable room stat an Alexa compatible wifi switch which has failed. I want to have a app controlled/Alexa compatible switch for switching on my heating system when outside my home or very early in the morning etc, what do people recommend. I had...
  18. D

    Electric boiler better than a heat pump?

    I need help with this. So I do
  19. G

    A21 fault on Worcester boiler

    My boiler is still working fine and my new Hive thermostat works manually (just not on the app). The boiler regardless of what’s happening still shows the A21 fault which I believe is an RF signal fault? Any ideas?
  20. S

    What cabling does a normal oil fired boiler use?

    Hi all Mate of mine is getting a new utility room fitted, the kitchen fitting company have brought in their electricians for first fix and to be fair they've done a good job, neat chasing, capping used, all cables in zones etc. They've also had to chase in the boiler feed which was in surface...
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