Recent content by markspark

Thanks for the replys :D connected up ok and switched on and all working fine, switched heating\HW off and ................ the boiler kept running :( dunno why the only thing i can see thats different on my drawings is the room stat setup .Ive got CH clock 240v -4- on ep2002 connected to L...

Found this .... Quote 'For HW the valve is not energised, nor does it take part in heating of water. The pump and boiler are brought on line by the cylinder thermostat. If CH demand is made while HW is being heated, white wire has 240v applied to it which make the valve travel to mid...

Thx Powell done that :D can see how the HW is switched on but not the CH ! is it via the 3port valve ? will the pump work if i use the term block neutral ? or has it got to go back to the boiler ? thats going to be a nightmare :( . thx Mark.

Hi hope you can help i have a potterton suprima 30 boiler, ep2002 controller, ptt2 cylinder stat and a drayton room stat on a fully pumped system. The problem i was having was that when my time clock was OFF the boiler started up on its own , i suspected the clock so i changed it for a new one...

:roll:thanks oilman and keego for your replys, do you mean change the diverter for a new one? and does that include changing the eleky motor ontop? will try that first before taking the boiler apart thanx.

somebody help please!!! i can not get some of my rads to work usually the one closest to the boiler and the one furthest away i have attempted to bleed but only got a little air out (do you do this with pump running?).the house is 4 years old with a potterton suprima 30 boiler 4 rads up and 4...