how do i know the time is right on my boiler?
Sime boiler?
sime boiler super format 100 keeps cutting out/please help?
Overflow leak?
Sime swithes itself off/on all the time?
How to fix fault with my Sime 30HE boiler keeps cutting out?
How to increase water pressure in SIME format 34 boiler?
sime friendly format 80e?
how do I fix my combi boiler, SIME FORMAT 80E?