thank you for replying
boiler make gloworm fuelsaver mk2 model 40b
pump grundfos ups 15-30 - its a red one.
my pilot light has also gone out and i can not ignite it, there is a new themo cupler in there too about same age of pump.
not bled pump no idea how.
system combi boiler copper...
:cry:
Hello
I have had great ch till the other day when all radiators went cold. Have had a similar problem about 6 months ago but this was cured witha new pump and some cleaner by a plumber. At time of writing my fingers are blue with cold, so please xcuse any spelling mistakes. The...