Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
got heating but no hot water ?
sime boiler super format 100 keeps cutting out/please help?
Sime Format 100c 6yrs old?
How to fix fault with my Sime 30HE boiler keeps cutting out?
how do I fix my combi boiler, SIME FORMAT 80E?