combi boiler

  1. P

    Changing from electric to thermostatic shower - feed question

    Hi, Need some options on feed when changing from an electric shower we have to a thermostatic shower. Our change comes about due to a change in boiler to a combination and thus wanting a more powerful flow from the shower. Our electric shower is in a wet room with the cold water feed coming...
  2. J

    Worcester 24i RSF boiler pressure causing shutdown

    Exchanged the pressure relief value today but now when we put the heating on the pressure won't stop rising and boiler is shut down by safety switch. Pressure stays constant when heating off so have hot water but as soon as heating goes on it just shuts down. Any ideas please.
  3. P

    Wiring for Vaillant Turbomax 828E and Wireless Thermostat

    Hi Guys Bought new Tower RFNP wireless thermostat to replace old hard-wired one but have three wires coming from boiler and the thermostat receiver talks about needing 4 wires. What do I do? This is what the thermostat instructions say... For conventional heating installations, connections...
  4. U

    combi boiler.no hot water but heating working fine!

    Really hope someone can help me in any capacity please.i have an iqe combi boiler.central heating is working fine but the problem is i cant get the hot water to come on.the temperatures on the boiler itself are correct aswell as the pressure. Also the hot water symbol on the boiler display...
  5. O

    Combi or megaflow instalation

    Hi I'm after bit of advice. I live in new build 2 bedroom house with 1 bathroom and 1 toilet all running on megaflow 145l heated by Vaillant ecotec 632. Problem is that builders put megaflo in one of the rooms upstairs and this thing is taking too much room, so I had two plumbers to have look...
  6. P

    Shower running luke warm (combi fed)

    I have an en suite shower which runs Luke warm but when i turn the bath tap on right next to the shower, the shower water heats up. It sounds like too much cold in the shower valve but what is the cure? Thanks
  7. M

    Boiler pressue

    Hi, we had our boiler serviced over the summer with no issues. Hot water has been fine. We put the heating on for the first time a couple of weeks ago, it was fine but when it came to the following day we realised the pressure had dropped (no hot water). We sorted this and all well again but did...
  8. B

    3rd gen Nest Hot Water on Greenstar 30CDi

    Hi folks, Long time lurker here, registering to see if anyone can assist with this. I know there's a lot of flame for Nest-related questions but this is more of a side query. Ive got my current wiring documented & mapped out. All thats fine. I just want some assistance with the new hot water...
  9. L

    Cheap wireless thermostat for Baxi 80e combi

    Hi, Currently in a house with a Baxi 80e combi boiler, which presumably at one time was connected to the Honeywell T6360B thermostat. At present the wire has been severed between the boiler and the thermostat, and the internal link between terminals 1 and 2 on the boiler has been connected...
  10. T

    Logic Combi 24 - PCB keeps blowing

    Hi all, long-time lurker, first-time poster. I have a Logic Combi 24 that keeps breaking down. I'm covered by insurance (initially Ideal, then Homeserve, now Scottish Power - seemingly of decreasing quality, but you get what you pay for, I guess!). The issue I have is that within ~3 years, I'm...
  11. I

    Combi vs heat only for old pipework?

    Hello - I've had different advice from different heating engineers and whilst I suspect the answer comes down to personal preference, it would be helpful to have some more opinions. We are replacing the regular boiler but not radiators in our 3/4 bed semi and have been advised by one engineer...
  12. S

    Combi boiler pressure too high?

    We have a combi boiler which is now showing between 2.5 and nearly 3 bar. The pressure release valve is constantly dripping outside. The boiler is all working fine, ie heating the water when needed etc. I also have the central heating to come on every day for about 20 minutes just to keep the...
  13. C

    What boiler do i need can you answer my problem

    Hi .I'm putting in a combi boiler in my 4 bedroom house . Can you answer me.this..... I have 12 medium sized radiators I have 2 baths (Which won't be run at the same time) . My 2 showers will be electric showers. My question is ... I'm told I need a boiler around 35kw . That's great yet when...
  14. T

    Vokera Excell 80sp no hot water

    I have a Vokera Excell 80sp combi boiler. For the last couple of days the hot water has been firing up initially when the tap's turned on and then running cold. I checked the pressure gauge and it was at zero so i topped up the boiler using the filler loop, which seemed to get the pressure back...
  15. M

    Logic combi 24 - always on for central heating?

    Hi all, I am a new tenant (and new in Ireland by the way) where a "Logic combi 24" boiler is installed, to provide both domestic hot water and central heating. It is plugged on a "CTC eziprog 1" programmer. When the programmer is "on", even when all the radiators of the apartment are switched...
  16. J

    Issue with Intergas combi

    hello Looking for some assistance. We inherited a Intergas combi hre 36/30 and not really had many issues. We had a Leaking cold water valve which was replaced and that was about it. In the last couple of days my wife noticed the bathroom towel rail was hot even though the heating wasn't on. I...
  17. K

    How to service Grant Vortex 36e, 36Kw keroscene combi boiler

    Hi, I have a Grant Vortex 36e, 36Kw keroscene combi boiler, used to heat the house hot water and radiators. I got it in 2008, so it's 8 yrs old now. What does a service engineer do when he services such a boiler, and I can do this myself. Thanks Kez
  18. S

    Advice on whole house heating -combi plus UFH

    Hi all, I've been using this forum for many years now and found it particularly helpful. I'm now facing an interesting challenge and I'm getting a bit of conflicting advice so thought to tap into the diynot community more directly this time. I currently have a regular boiler with a vented hot...
  19. K

    Why internal combi expansion bladder fails?

    Hi I have a Grant Vortex 36e, 36Kw keroscene combi boiler, used to heat the house hot water and radiators. I got it in 2008, so it's 8 yrs old now. It has worked flawlessly except that I have had to replace the internal expansion vessel once before and now again (twice in all). I just...
  20. B

    Question about boiler/shower combo

    Hello I've got a Ferroli combi boiler, a Modena 80. I would like to convert a bedroom into a second bathroom. The first bathroom has an electric shower that obviously runs from the cold feed. I was hoping to run the new shower in the second bathroom from the boiler, so a mains fed shower...
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