any chance that the boiler could actually be alright and its just blocked with sludge. bleed the rads again and some of the water is dirty. however is that just because its not circulating. the first rad is sort of warm. water obviously only pumping round for them few seconds each time. the...
hi can anybody help. i have a vokera option combi boiler that is over 6 years old. probably quite a few years older. the hot water is fine and fires up however the central heating wont work. it trys to fire up and does but shuts off after about 6 sec. it will continuously keeps trying but fails...