sime boiler super format 100 keeps cutting out/please help?
Sime swithes itself off/on all the time?
sime 100e boiler?
how can i fix my central heating boiler?
got heating but no hot water ?
how do i know the time is right on my boiler?
How to increase water pressure in SIME format 34 boiler?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
i dont know how to higher the pressure on my sime boiler?