combi boiler

  1. C

    New combi boiler on plasterboard wall?

    Hi everyone looking for some assistance please as new to the whole renovation side of things. We are having a brand new central heating system fitting into our new flat in January as currently we have no heating at all. The only available wall is a stud wall which we'll be pulling down and...
  2. A

    Greenstar Heatslave II 18/25 won’t re-light

    I ran out of oil last night luckily managed to get 140litres delivered earlier but it is showing the same lock out code even after resetting. I am sure it needs bleeding but after removing the boiler lid I have not got a clue where to start. Any help would be appreciated. Thank you
  3. R

    Combi boiler hot cold issue

    Hi we have a 5year old worster bosh 28ijunior it's been running through a water softener for 5years also. So when we run a shower/ bath water goes hot/warm/hot/warm and so on. Run the hot alone stays hot. I bypassed water softener still same issue. Any ideas would be greatly appreciated
  4. C5VHB

    Logic 24 combi boiler problem

    Hi, I have a Logic 24 Combi boiler. I have started having issues with the heating a couple of days ago when I realised the CH was not heating the radiators as much as it used to. I thought this may have been down to the pressure and tried to increase it slightly because it was on 1 bar and im...
  5. andyr123

    Sink Mixer taps when using with a Header tank in loft

    I used to hear years ago that the UK and Ireland used to have 'seperate' hot and cold taps at the sink for a valid good reason , that it was by law (water laws) so that the water mains (cold) was seperate from the (hot water system) coming from the storage tank up in the loft. citing that the...
  6. M

    Glow worm compact boiler, shower running hot and cold

    i have just moved into a new house in need of renovation. I removed a radiator yesterday and represurised the system afterwards. I woke up this morning to find the pressure dial at over 3.5 and the pressure release pipe outside dripping. I shut the water off and the boiler down and bled a...
  7. K

    Ideal Logic 30 (Combi Boiler) with "PCB Fault" on screen

    Have a Ideal Logic 30 (Combi Boiler) with "PCB Fault" on screen (photo below). No hot water for anything. Manual gives no indication. Photo of serial number below. Anyone ideas? I gather the "1304" means it was manufactured in 2013 on the 4th week of the year.
  8. Matt Duncan

    Using Central heating system with a thermostat - Query

    Hi, I am a new home owner and admittedly very naive when it comes to things 'home' related! We have a Glow worm Ultracom2 35CXI combo boiler in the kitchen, and a manual twisty thermostat in the hallway. The boiler has 3 settings attached to the 'clock' where we could potentially adjust the...
  9. P

    3rd gen nest thermostat no hot water with Combi Boiler

    I have a 3rd gen Nest thermostat that connects to my Vaillant ecoTEC pure 825 combination boiler. I’m having an issue that I have no hot water unless the radiators/heating is on. I have to keep setting my thermostat to higher than room temperature so that I can get hot water from the tap. I...
  10. J

    3rd system in 12 years

    OK, I last posted in here in 2009 with guidance given on a new system. https://www.diynot.com/diy/threads/thermal-store-heat-bank-or-two-combis.170502/ At the time I was running 2 combi's twinned to supply whole house. In the 2009 post I was looking for guidance into a replacement system as...
  11. compact

    Combi Boiler not activated by Hot Tap

    Recently moved into a house with a Worcester Greenstar high flow 440 We have hive installed Scheduled hot water mornings and evenings, are get hot water for the shower and rads. In between, when we turn the tap on full in the kitchen, or mixer shower, we don't get hot water, lukewarm at best...
  12. S

    Help - Replace old Honeywell thermostat with Hive 1

  13. D

    Combi boiler issue

    Hey :-) I wonder if anyone can offer some advice. My combi boiler isn't providing any hot water. The pressure is fine, the thermostat up. It's on, electricity is supplied and pilot lit it's only 3 years old. The gauge on the front is saying 20 degrees but doesn't go above this. Is there any...
  14. B

    Boiler wiring help wanted, please; Vokera Linea 28HE to Drayton LP711

    Hi all, I was hoping someone could just confirm that I have the right wiring setup to let me install a Drayton LP711. My boiler is a combi Vokera Linea 28HE. It currently does not have a time clock. To turn the heating on I select Winter in the mode selector. Hot water is on demand always on...
  15. B

    How should hot water perform with a combi boiler?

    We just changed to a combi boiler a couple of months ago. I am finding that we have to run the hot water for up to thirty seconds before it gets hot. Sometimes it runs hot then cold then hot again. It's a brand new boiler. Is this typical of combi boilers (I have never used one before)?
  16. S

    Which Shower For Bathroom Renovation

    Hi all, I am sure this is a much asked question so apologies if this is tiresome but I am really looking for some clarification on what is the best thing to do. I'll furnish you with as many details as possible. We've just moved into a new 3 bed semi, 1 bathroom detached house. There will be...
  17. Z

    Main combo 30 eco flashing hot water light

    the boiler fully works but every few hours the hot water light will start flashing and the boiler sounds like it's working, but there is no hot water running I have to reset the boiler to stop it doing this Does anyone know what this is? Thanks
  18. B

    Connecting Hive to water controls on combi

    Hi, I have a Worcester Bosch Heatslave 12/14 Oil Boiler. The unit has controls on the front that control both the water timer / advance and the heating timer / advance. I bought a Hive system and have successfully connected to the heating side of the boiler. I am not sure how I connect the...
  19. T

    Remeha Avanta Plus 28c Vibration - Advice needed

    Hi all, We have a Remeha Avanta Plus 28c Combi boiler. It has been serviced regularly and is still working well, but the plastic casing has started vibrating intermittently when in operation. It's not a loud noise but enough to be irritating when we're in the kitchen - pressing on the case at...
  20. R

    VERY LO-NG Story - Main Combi heating System. Help needed!

    So begins my sad saga. Like most of us, I like a problem and the satisfaction of solving it and felt capable of doing so as I have had some plumbing experience (Pre Corgi) and have, in fact fitted a complete system around 20 yrs ago (Tho my mate, Bill the Plumber did the final checks) Here...
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