Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
How to increase water pressure in SIME format 34 boiler?
what to buy?
how can i fix a sime 80 friendly combi boiler?
how do i know the time is right on my boiler?
Sime Halstead 30/90 TRIO - something is preventing the burners from firing ?
sime 90 gas boiler ?
how can i fix my sime 80c combi ?
How to fix fault with my Sime 30HE boiler keeps cutting out?
sime boiler super format 100 keeps cutting out/please help?
My sime super 90 has developed a delay in igniting?
Sime thermostat?