how do I fix my combi boiler, SIME FORMAT 80E?
no hot water?
How to fix fault with my Sime 30HE boiler keeps cutting out?
heating system?
i dont know how to higher the pressure on my sime boiler?
Sime super 90 hot water problem?
got heating but no hot water ?
how do i know the time is right on my boiler?
sime friendly format 80e?