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  1. K

    Hot water system problems..

    Hi folks...when I turn my boiler on for hot water...with our oil boiler..after a few moments it fires up and pump also runs but within a few mins in shuts down, the pump is still permanently running but the boiler never fires again...I have put my hand on the valve near the storage tank and it's...
  2. K

    Which boiler do I have

    Great thanks, I suppose any 2 channel programmer will do ! Mine is a Honeywell st7100..
  3. K

    Which boiler do I have

    Hello, I am looking to replace my ch / hw programmer, while looking at the Honeywell diagrams for replacement programmers there is a note regarding wiring methods if the boiler has pump over-run,, how would I find this out. I've looked at my boiler but it just says warmflow. It has a riello...
  4. K

    Pump runs continuously

    thanks for all those posts, i will do some testing whilst all is OK with the programmer calling for heat and without calling for heat, this way i should know what is unusual when the fault occurs. i will also try to monitor the valves and see if they are opening and closing properly. I have...
  5. K

    Pump runs continuously

    Thanks very much, i will wait for the next time and test the orange wire as described. Does this need doing on both valves?
  6. K

    Pump runs continuously

    Ok 45yearsagasman , would you be able to explain which connections i might be able to carry out a test on when this occurs again on the valves, would you think it is the hot water loop valve as that is the program we had selected on the programmer. thanks.
  7. K

    Pump runs continuously

    Hello again, If I have done I correctly there should be some photos of my pump and valves now on this post..It was hard to fit everything into the frame so if there's any more info you require other than this I will try to explain it. I think the valve you can see is for the central heating...
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  10. pump and valves

    pump and valves

    pump and valves
  11. K

    Pump runs continuously

    I think there is only the one pump and 2 x 2 port valves. One valve is on the hot water loop on the bottom of the tank and the other controls the rads I think. I can post a picture when I get home later if that's ok.
  12. K

    Pump runs continuously

    Yes, I think it may have fired up a couple of times but mostly just the pump running and a power light on on the boiler.
  13. K

    Pump runs continuously

    We would Definately have noticed. We usually heat all our water on economy 7. Also the pump is now not running after the hour boost if we use it. It seems to be an intermittent fat and would like some assistance in finding the problem.
  14. K

    Pump runs continuously

    But it has never ran permanently before!
  15. K

    Pump runs continuously

    Is my problem likely to be caused bye one of the valves or could it be a boiler problem?
  16. K

    Balancing radiators

    Maybe I was foolish to try re balancing..I did manage to get the three rads hot when I had all the others shut off but as before when I started to open the rest of my rads I keep losing the heat in the same 3 rads..
  17. K

    Balancing radiators

    Ok, they are not all the same, they were fitted before we moved into the house.
  18. K

    Balancing radiators

    I have recently tried to balance the central heating system in my house as there are three rads which only get slightly warm. Some rads have trv valves and some Dont, To find out which was the in and out on each rad i closed the valves on both sides of the rads then when the system was up to...
  19. K

    Pump runs continuously

    hi there, its a warmflow 120/150
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