i dont know how to higher the pressure on my sime boiler?
how can i fix a sime 80 friendly combi boiler?
no hot water?
sime friendly format 80e?
My sime super 90 has developed a delay in igniting?
how can i fix my sime 80c combi ?
sime boiler?
How to fix fault with my Sime 30HE boiler keeps cutting out?
Sime Friendly BF combi - no htg no dhw?
how can i fix my central heating boiler?
My sime super 90 has developed a dely in igniting?
Sime Format 100c 6yrs old?