i dont know how to higher the pressure on my sime boiler?
Sime swithes itself off/on all the time?
how can i fix my sime boiler 80c ?
got heating but no hot water ?
Sime Format 100c 6yrs old?
How to increase water pressure in SIME format 34 boiler?
how do I fix my combi boiler, SIME FORMAT 80E?
how can i fix a sime 80 friendly combi boiler?
no hot water?