cant fill up sime boiler ?
how do I fix my combi boiler, SIME FORMAT 80E?
How to fix fault with my Sime 30HE boiler keeps cutting out?
sime friendly format 80e?
i dont know how to higher the pressure on my sime boiler?
sime super 90 plus hot water issue?
no hot water?
sime boiler super format 100 keeps cutting out/please help?
how do i know the time is right on my boiler?