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over run

"Grandma Got Run Over by a Reindeer" is a novelty Christmas song. Written by Randy Brooks, the song was originally performed by the husband-and-wife duo of Elmo Shropshire and Patsy Trigg in 1979.

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  1. L

    Why is the pump running 24x7

    My son has just had a new boiler fitted and hes noticed that the pump runs 24x7 even when both the heating and hot water are set to off. He’s also found that when the hot water is set to off on the programe timer, the boiler is still heating up water. I wonder if this is because the engineer...
  2. Bibbs118

    Weird wiring/pump over run

    Hi, I've got a rewire job next week. The current setup, old cast iron boiler with pump over run, (currently wired so pump over run isn't working). There is a (new) 2port and pump to the cyl with cyl stat with bypass. There is a bronze pump for DHW There is a (big) pump for the CH. (And...
  3. L

    Vaillant Boiler Over Run control

    Hello, I've just had a regular Ideal boiler (15 yrs ols) removed and replaced with a Vialliant 430 boiler with Nest control. My Boiler is located in my garage but the Nest is in the emersion cupboard. The pump is located in the emersion cupboard. The boiler requires a separate feed from the...
  4. T

    Problem with pump over run

    I have a Warmflow combi fitted and it's never really worked correctly. One problem that's been very difficult to isolate seems a little clearer now but is still causing the plumbers problems to isolate the fault. We have a standard external dual timer fitted. Symptoms: During the summer the...
  5. gas tec

    Pump over run wiring

    is there a heat only Boiler on the market that does not need a pump over run wiring to the boiler? I am trawling through manufacturers instructions just to satisfy my mind as someone asked me.
  6. Scott_D

    Heat only with no pump over run?

    Any recommendations for a heat only that doesn't need to be wired to the pump? Budget job for a landlord and getting a new cable in will be a pain From a little bit of research it seems the new Baxi/Potterton don't need it but don't get to fit many heat only so any pointers would be helpful :cool:
  7. T

    Pump over run

    Went to look at a little job today, UFH upstairs & downstairs Manifolds fed by two remote 15-60's, boiler is a cdi system; guy wants the two remote circulators have an over run as they currently dont have one & are controlled a honeywell x2 channel prog.
  8. Inverness

    Does a combi 30 cdi greenstar Worcester have a pump over run?

    Hello, I've read the manual but can't find anything on about pump over run on this Worcester30 cdi greenstar combi 2011 model. can anyone who has the knowledge I would be appreciate.
  9. Inverness

    Explain why some boilers have pump over run and others that dont

    Hello guys can someone explain why some boiler have pump over run and others that don't. I'd appreciate it thanks
  10. Robert Tyrrell

    Pump over run problem

    Good evening, you fine people. I have just been on a call where I found that the pump is constantly pumping over into the header tank and I can't come up with a solution at the moment so I wondered if any of you might have an idea or two :) Basically, the boiler is downstairs and the unvented...
  11. Leo21

    Intergas pump over run

    Alreet fellas, does anyone know if the compact 24 ov needs a pump over run. I've got to price on without the facility, and I don't fancy a Potterton.
  12. D

    Pump over run advice please.

    I've moved into a property with a Vittodens 100 boiler and I'm wondering if it's normal that the pump over runs continuously. The heat control knob on the boiler is set sorta midway at about 6 o clock and the tank stat is set to 50 deg. At the moment I'm only running the Hot water side,the...
  13. M

    Pump over run

    Ive been to a customers who's looking to replace a 30year old potterton flamingo 50s, keeping same type of system, all the wiring is in the airing cupboard at the other end of the house, so ideally I need a boiler that doesn't need the pump over run as customer doesn't want his house taking...
  14. S

    Sounds like water hammer after pump over run

    Hi Ive got a problem I've not come across before. when heating call to the boiler switches off the circulating pump runs as it should for aprox 3 minutes, the second the pump stops there is a loud bang or 2 from the airing cupboard/loft. Gravity system, BRitish gas install around 3 years ago...
    • Sammyt
    • Thread
    • after bypass hammer over run pump sounds three valve valves water water hammer
    • Replies: 9
    • Forum: Plumbing Jobs | The Job-board
  15. carrpaul

    baxi solo pump over run

    hi there can the baxi solo be wired to let the pump over run . i think i got told a while ago there was a kit available
  16. I

    Potterton prima, does it have pump over run?

    Horrible feeling the answer is no but does anyone know if the prima controls the pump? Thanks
  17. J

    ?pump over run problem

    I had a power flush a few weeks ago and it took me a while to notice something different. I had a new pump fitted at the same time as the PF as aged old one well gunged up. Conventional system with 18 yr old Glow Worm boiler in good condition running 11 rads. Before the PF the pump over run...
    • Jim2
    • Thread
    • after boiler central heating system over run problem pump sounds thermostat
    • Replies: 2
    • Forum: Plumbing Jobs | The Job-board
  18. R

    Not getting pump over run on y plan

    Morning Fitted a Vaillant 637 on a Y Plan, It has santon premier plus unvented tank and a new Honeywell ST95 a two channel programmer. Everything seems to work correctly as in when the demand for hot water or heating is requested the boiler fires. But as soon as if you turn it off from the...
  19. B

    pump over run

    does anyone know any other makes than the baxi solo that dont need a permenant live and pump over run.got to do a boiler change and customer wants straight swap min cost.
  20. S

    pump over run

    any one know of a boiler that does not need a pump over run ? Need to quote for a heat only boiler as I went to do service and boiler was installed over the bath 1.3m above the bath mixer ! Customer is willing boiler to be Poterton . thx for your help !
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