Sime swithes itself off/on all the time?
how do I fix my combi boiler, SIME FORMAT 80E?
Sime super 90 hot water problem?
How can I fix my Sime Ecomfort boiler?
Sime Format 100c 6yrs old?
How to fix fault with my Sime 30HE boiler keeps cutting out?
got heating but no hot water ?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
how can i fix a sime 80 friendly combi boiler?