After getting some great advice on here a year ago which fixed the problem, I thought i'd try again with my latest heating problem...
Over the last few weeks the hot water to the taps has been getting more and more lukewarm. The HW tank stat is fairly new and both motorised valves seem to be...
Sorry I should have posted before...
The thing that really made a difference was the smallest thing. We replaced the short tubes that go to the air pressure switch and made sure they had a really tight seal (as well as clearing out the in-line restrictor). After that the boiler fired up...
Hi,
I trying to figure why a Potterton Prima 60F keeps firing up even when the room stat is down and the timeclock is set to off for both HW and CH. When everything is off, the gas valve solenoids are still getting driven from the circuit board. It's a bit concerning, has anybody heard of...