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combi

  1. J

    Combi boiler obsolete part dilemma

    Hi everyone, I have been searching the Web for a spare part for a Worcester 35 cdi ng boiler that is obsolete. I can't find one anywhere and its looking more and more likely I'm doomed . The part is the door extrusion seal 87161031280. I have sold my house STC and this has just happened , so...
  2. S

    Combi comes on with cold water as well as hot

    Hi, We had a Valiant ecoTECplus 938 installed a couple of years ago. The past few months we've noticed it come on with the cold taps rather than just the hot. A plumber came to service it and said this is normal but we don't think it is + it's a waste of valuable gas. I've read up and think it...
  3. W

    Combi boiler - bang when hot water opened

    Hi All! I hope you can give me some advise. I had combi boiler (Viessman vitodens 100-w 30kW) installed about half year ago. Recently I start hearing one single bang when hot water is opened at any of taps around house. It sound like someone in other room will knock a radiator (not relly loud...
  4. M

    Shock arrester combi boiler

    I usually fit these on the cold feed to the boiler close to the boiler. But if fitting near the boiler would be unsightly. Would they still be effective fit somewhere else in the cold.feed in the system. Say under the kitchen sink? Thanks
  5. G

    combi boiler system draindown problem

    during drain down of system with all trc open and bleed valves open water just continues to drain out and boiler pressure remains at 1.5bar.Baxi combi boiler 105
  6. B

    Is 22mm supply pipe always required for combi boilers?

    Hi All, I need your advise as I'm really concerned here. I only just had regular boiler replaced with combi (Vaillant ecoFIT Pure 25kw). I had few surveys done and everyone stated the gas supply pipe from the meter to the boiler must be changed from current 15mm to 22mm. The plumber I used said...
  7. Prof Yaffle

    Combi boiler losing pressure - No leaks, many new parts, but still...

    I'll pop this into the general advice forum as it seems the most active, but mods - feel free to move if there's somewhere more appropriate. Thank you! --- Apologies, but yet another "boiler losing pressure" thread - I've read many others, but am no closer... Not my boiler (parents), so...
  8. R

    Ideal Logic Combi ESP1 Time clock jumper link

    Hi looking to remove my existing rf time clock and refit the oem link, but the installer didn’t leave it, anyone point me in the right direction
  9. J

    Gloworm combi boiler help!!!

    Some advice would be very much appreciated. Our Gloworm Ultracom 38CXI combi boiler recently developed a few issues. Recently some our taps/shower but not all of them will run hot initially and then run cold after around 2 minutes of running hot. The heat exchanger was replaced by our...
  10. computermike

    Pipes in concrete floor with combi boiler

    I am looking to replace an oldish boiler and hot tank with a combi boiler. The house dates from around 1968 and quite possibly the (copper) piping could be that old. I had someone round to give a quote and they said they would not recommend a combi boiler because the piping downstairs was buried...
  11. Beshman

    Need new Thermostat for 2016 Ideal Logic Plus Combi 30

    I've got a 2016 Logic PLus Combi 30 and a Salus RT505TX RF Thermostat The thermostat seems to keep losing connection, no matter the placement. It can be next to the boiler or in the next room and it still not get a connection. Just a weird blackspot in the kitchen blocking it (could be the...
  12. J

    Combi boiler keeps locking out

    Hi everyone. I was hoping someone here might be able to help me with a problem I have. After using our shower for around five minutes it seems to be causing the boiler to lock out. It’s a thermostatic mixer shower running from a Worcester Greenstar 30si combi boiler. Weirdly, this only seems...
  13. S

    Need to renew 17yr old combi boiler.

    Renewing 17yr old Gloworm combi boiler, running dom h/w and 15 rads, 40% are doubles. Water flow from stop valve has been measured as 6L p/m, is that enough to run system effectively?
  14. C

    Old Combi Boiler Firestop Advice please

    Hi, We have 28 year old Valiant Combi Boiler in our Bungalow airing cupboard, where the vertical fan flue goes up into roof. As you can see in photo, we need a firestop plate, A) for fire safety B) Hopefully seal around pipe may stop warm air travelling through gap into roof space, and causing...
    • Chainsawcharlie
    • Thread
    • boiler combi combi boiler
    • Replies: 4
    • Forum: Boiler Advice Forum
  15. R

    Combi boiler temperature differential

    2 years ago I installed a Baxi 836 and every year the owners complain about the water temperature. Last year I couldn't find anything wrong but this year there's definitely a low-temperature hot water output. Although this is usually a warranty claim I'm having difficulty with this as I messed...
    • Robert Tyrrell
    • Thread
    • boiler combi combi boiler
    • Replies: 3
    • Forum: Boiler Advice Forum
  16. J

    Magnacleanse on Combi

    Hi I have recently purchased one of the magnacleanse flushers and I know the process of using it as in isolate each radiator one at a time and vibrate around each one. But what do you actually set the Combi boiler to when doing it? Do you just put it on max rate or do you just have the heating...
  17. T

    combi boiler solely for hot water

    hello, I am doing an old building conservation project and the radiators and piping all needs changing. As this would involve a lot of interference with the historic floors etc, i've decided to install infrared panels as the heating source. I'd still like to use the boiler to provide my hot...
    • TenementConservation
    • Thread
    • boiler combi combi boiler hot water water
    • Replies: 6
    • Forum: Boiler Advice Forum
  18. P

    Worcester 37 combi flow adaptor cost

    What would be a fair charge to fit a flow adaptor to a Worcester combi boiler? Thanks
  19. E

    new grants external oil fired combi

    Hi, is it ok to turn on and use new grants external oil combi boiler, before it gets commisioned next week ? or can this cause any damage at all, ? many thanks.
  20. C

    Combi boiler mystery issue

    Hello all, New here so please forgive my ignorance. I have a Main 24 HE combi boiler and it’s playing silly bugg*rs. When given power it runs constantly, providing both heating and DHW. We have to turn it off at the selector switch when we don’t want heating/hot water otherwise it just burns...
    • CrappyCombi
    • Thread
    • boiler combi combi boiler
    • Replies: 25
    • Forum: Boiler Advice Forum

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