Sime Format 100c 6yrs old?
boiler?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
Sime Halstead 30/90 TRIO - something is preventing the burners from firing ?
got heating but no hot water ?
sime boiler super format 100 keeps cutting out/please help?
My sime super 90 has developed a delay in igniting?
how do i know the time is right on my boiler?
Overflow leak?
heating system?
how can i fix a sime 80 friendly combi boiler?
how can i fix my central heating boiler?