Recent content by paul34u

just a quick reply to say thank's for everyone's help & have now sorted the problem out with central heating was due to a blockage in the heat exchanger wich was sorted by doing a power flush now all working ok so thank's for all your help on this & maybe this might help other's with same problem

the pump don't stop spinning when CH on it stops when HW is in use in the CH mode the boiler fire up & last for 20 seconds the green light flash & motor is still spinning after a minute boiler fire back up 20 seconds on 1minute off. when useing DHW boiler fire's up stay's on till hot water tap...

hi DP did change the thermistor but no change so even tho the pump spinning i suspect that mght be the cause. giving too low a flow rate?? but finding it hard to find one. is it possible to fit a new (standed) external pump on the out side of the boiler.

thank's tony after taking your advice i took the front of the pump off to check the pump impellor that was clear of any kind of blockage & free moving. gave radiator's a flush thru as with the pipe's refilled bleed the air out again then on restarting the boiler stayed on for near on a minute...

hi just a idea can there be a problem in the time limit control side on CH if this is the case is there a adjustment on control board to set it up as boiler ment to stay on for 3min

the flow pipe get's hot when it running for the 20 seconds then slowly cool's off when boiler cuts off till it re-start's about a minute later for 20 seconds more & so on & over time the closer radiator starts to get warm i'v swaped over the heating thermister from the HW to the CH to test it...

hi Agile thank's again for reply when i looked at flame on boiler before when useing HW the flame seem to be ok but if on CH side the flame seem to go down a bit just before it cut off but pump side still pushed water around & the green boiler light flash on & off till it restarts again about a...

thanks for quick reply the system don't have a diverter valve that i'v seen in it as it a combi as two heating system on for HW & CH & the boiler stay's on when useing HW but shut's off when useing CH so don't stay on long to heat the radiators the two near to boiler get warm but boiler won't...

Hi can anybody give me an idea's on my vokera option boiler the problem is when on central heating it only fire's up for 20 second's then shut's off apart from the pump then after about 45 seconds fire's up for 20 second's & keep doing this over & over but hot water fire's up ok with no...