My sime super 90 has developed a dely in igniting?
Sime Friendly BF combi - no htg no dhw?
cant fill up sime boiler ?
how can i fix my sime boiler 80c ?
sime boiler super format 100 keeps cutting out/please help?
How can I fix my Sime Ecomfort boiler?
Heating timer?
How to fix fault with my Sime 30HE boiler keeps cutting out?
i dont know how to higher the pressure on my sime boiler?