
how do I fix my combi boiler, SIME FORMAT 80E?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
Sime Format 100c 6yrs old?
no hot water?
how do i know the time is right on my boiler?
Sime swithes itself off/on all the time?
no hot water?
got heating but no hot water ?
How to increase water pressure in SIME format 34 boiler?