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  1. 1

    worcester 24si ll gas pressure?

    He definately wont have any water in his manometer with a working pressure of 21bar. Back to top that wasnt standing pressure that was working pressure beleive it or not!! all i can do is tell you what is happening......thanks to those with sensible replies tho....will check the filter...
  2. 1

    worcester 24si ll gas pressure?

    hi im working on a worcester 24sii ll non condensing combi boiler...the water is coming out luke warm and the more i open the tap the colder it gets..i suspect that the gas pressure is low i checked the working pressure at the meter and thats ok 21 bar....but when i check the inlet pressure at...
  3. 1

    blockage in heating pipe

    i have a heating system on a conventional boiler and most of the rads are working fine....but 2 are not....ive descovered there is a blockage maybe sludge or something in the affected area....but my problem is how do i clear it? the pipes are under a concrete floor so was looking at flushing...
  4. 1

    mira sport electric shower

    i have a mira sport 9kw shower....i turned it on one day on the high setting and it kept tripping the switch...so have only been using it on medium where its fine....today i cleaned the inlet filter and put it back together ...but the problem is the pressure is crap...it heats the water but the...
  5. 1

    Trianco Redfyre TRO 20/25

    i have also come across one of these boiler systems...looks the same as above but on the hot water side...the cylinder had to be changed so the plumber changed the cylinder and when it was refilled the hot water from the boiler is not circulating around the cylinder!!! being gravity fed this can...
  6. 1

    expansion chamber size?

    rom scratch...its a ground source heating system
  7. 1

    expansion chamber size?

    it says i have to work out the system volume then add 90 litres & the expansion size is 4% of the total volume....just how do i work out the volume?
  8. 1

    expansion chamber size?

    im installing an unvented heating system but am unsure of the size of the expansion chamber on the heating side i should use...is there a simple system of working this out? i know i have got to work out the total pipe length & size & the size of the radiators etc...but if someone could tell me...
  9. 1

    toilet cistern keeps running but does not fill

    the push button prob unscrews...grab the pushbutton device and screw anti clockwise this should get it off so you can access the cistern
  10. 1

    ideal he24....no hot water...

    I'm assuming that the HW really does work as expected with CH turned off and CH works when HW not drawn. When HW is drawn with CH on, you say the water is cold but does hot water continue to flow around the central heating circuit? **yes the hot water continues to flow around the heating...
  11. 1

    ideal he24....no hot water...

    im giving all the info i can....my first post is the situation....thats the symptoms im getting.....the boiler was put in 2 yrs ago and has been working fine until this week....
  12. 1

    ideal he24....no hot water...

    ok so it is possible it is the diverter valve then...will give this a go...thanks...
  13. 1

    ideal he24....no hot water...

    the boiler is only 2yrs old...if this helps...
  14. 1

    ideal he24....no hot water...

    its an isar 24 ....the diverter valve is red when the heating is on & turn the tap for hot water the display does read d...but water comes through hot for a couple of seconds...then goes cold
  15. 1

    ideal he24....no hot water...

    have a problem with an ideal he24 combi boiler....when set in hot water mode & the heating is off...the hot water can be drawn throuth the tap fine.....but when you have the c/h on & you require hot water all you are getting is cold water...could this be that the diverter valve is not...
  16. 1

    glow worm 24ci

    a friend has a glow worm 24ci non condensing boiler....when he tries to fire it up it flashes F 13....which looking on the fault list says main board fault!!! does this mean a new pcb???
  17. 1

    fitting underfloor heating to a y plan system

    so fitting it this way ...can the 3 port & the 2 port be wired so they work independantly...ie if if the call for heat on the hot water side ...then the 2 port valve on the ufh side will close and the heating side on the 3 port? or if the heating side is up to heat and the ufh side is not....the...
  18. 1

    fitting underfloor heating to a y plan system

    i have a conventional boiler on a y plan system but want to put underfloor heating in my conservatory...the underfloor system has its own pump bar system but my question is where do i fit the flow to the underfloor heating system do i t off after the pump & before the three port valve...then...
  19. 1

    valiant combi boiler

    thanks i will let her know
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