no hot water

  1. H

    Ideal Mini C28 HW Issue

    Hi All, I've got an issue with my Ideal Mini C28, CH works absolutely fine but when I turn the HW tap on the DHW Flow switch clicks and the LED comes on but the boiler does not ignite, however if I take the diverter valve actuator off and manually push down the diverter valve (while the HW tap...
  2. C

    Ideal Isar HE24 hot water woes

    I'm at a bit of a loss here and need some advice. I know they're terrible boilers, it was in when we bought the house and it's been trouble free for 5 years, it's now showing it's age and being a right pain. As I say it's been absolutely fine up until a month ago when it stopped supplying hot...
  3. Eyeswatchin

    Heatline Vizo - No hot water...

    Hello, I have a Heatline Vizo 24 or 28 which has just had the fan replaced but now there is no hot water. The sensor and then the actuator motor were subsequently replaced but that didn't resolve the issue. So the CH works fine. When hot water is requested it begins to produce it but then the...
  4. A

    No pressure on boiler Alpha HE CB33 Please help!

    Hi, can someone please advise me on how to increase the pressure back up on my boiler? I have no hot water or heating. I cant see any valves on my filling loop to turn. I have attached a picture of the filling loop, if someone could please please tell me what to do to get the pressure back up...
  5. J

    Vaillant ECOmax S24, S28 & S30 - no consistent supply of hot water

    Hi all, Hopefully, you may be able to help. We've got the above-named boiler (it's an 800 series, 824 iirc) and it's behaving a little strangely. The central heating system works well (considering the radiators/pipework have been installed poorly (this is slowly being corrected as and when...
  6. 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...
  7. T

    Help :( Ideal S24 hot water issue.

    Hi, i have an Ideal S24 boiler on a honeywell pcb and honeywell timer. System is a good 15 years old. Worked fine until last week, when the heating and hot water failed, managed to get the central heating running by replacing the Fan and draining system and refilling. Now we have no hot water...
  8. J

    How to refill vaillant boiler with no switch

    I need to add water into the boiler to pressurise after removing a radiator. Can anyone tell me which valves I need to open from the picture below? (flexible looping pipe is internal and can be seen in the top left of the photo attached) Any help appreciated.
  9. M

    Help! No heating or hot water after gas safety check

    Hi all we have an ariston microgenius 23/27 mffi Lovely chap came yesterday to do annual gas safety check (which it passed with flying colours) However now we have no heating or hot water If you switch hot water tap on, the boiler makes all the right noises and then the red ignition failure...
  10. K

    Vaillant ecotech plus 831 r1 no hot water

    I have a Vaillant 831 boiler which is not heating water. It is 4 years old and has had a diverter valve changed 2 years ago. It was working last night but this morning it has stopped heating the water. The central heating is working as it should. When a hot water tap is opened the flame symbol...
  11. S

    Viessmann 100W fault Code: F1 and now F2

    The central heating has been off for a couple of months now. I turned all the upstairs radiators off and drained the system the other week as I was removing the radiators downstairs, ready to decorate/ install new ones, the hot water has been working fine ever since with no problems. Today I...
  12. J

    No Hot water - help please !

    Hello, Made this account in desperation, as I am getting no hot water. (As in no water at all). This occured after fitting a mixer tap in the upstairs bath. I turned isolated 3 rotary valves in the airing cupboard and the main stopcock for the house. after turning the water back on, the cold...
  13. J

    Hii all, Baxi eco80

    Hi all, im new to the forum so hello to begin with! (y) I have a baxi eco 80 that has stopped supplying hot water to the taps and altogether not firing up when taps running (works fine on the central heating side), the rod on the diverter valve comes out when the tap is turned on and pushes the...
  14. B

    Central heating pump issue?

    Hey guys, so i had this issue where I currently get no hot water or central heating for downstairs rads. I thought the culprit might be the pump since the boiler seems to be working. Anyways I unscrewed the pump screw after shutting off power and a stream of water just came out non stop, is...
  15. G

    A classic with a twist - no HW, CH OK, conventional boiler

    Hi all, Here out of desperation. Had a new bathroom fitted and the system was drained down to fit a new radiator on our ageing Potterton F60 on a conventional gravity fed system. For a week I've had no HW through the boiler (had to revert to immersion (however that's spelled)). Rads all fine...
  16. X

    Biasi 24s cool water and heating

    Biasi 24S, about 10 years old. All mechanical parts appear OK (pump, fans, valves etc). Boiler fires on demand of heating or DHW but has become progressively cooler in DHW output, and the heating is now struggling. Flames look good, sys' pressure is OK, but temp' gauge rises to only 30C at about...
  17. T

    No hot water..........help

    Hi New to the forum, sorry if this is in the wrong area I have seen similar posts but nothing that helps me. I have a Alpha CD25X boiler that is approx 8-10yrs old, central heating is fine (it did have a bad leak about 8months ago that may have caused some other damage??). However the hot...
  18. S

    CH working, but no hot water. Do I need new boiler?

    Thanks in advance for any help. I have a Glowworm Combi boiler, the model is 80e. The central heating works fine but there's no hot water coming out of the tap. A local plumber said I need a new boiler. Do I? I know the boiler is about 13 years old and it's been about 12-15 months since it was...
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