i dont know how to higher the pressure on my sime boiler?
no hot water?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
Sime thermostat?
My sime super 90 has developed a dely in igniting?
My sime super 90 has developed a delay in igniting?
sime boiler super format 100 keeps cutting out/please help?
got heating but no hot water ?
how do I fix my combi boiler, SIME FORMAT 80E?
Sime Halstead 30/90 TRIO - something is preventing the burners from firing ?
sime 90 gas boiler ?
How to increase water pressure in SIME format 34 boiler?