How to increase water pressure in SIME format 34 boiler?
sime boiler?
how do I fix my combi boiler, SIME FORMAT 80E?
i dont know how to higher the pressure on my sime boiler?
how can i fix my central heating boiler?
Heating timer?
how do i know the time is right on my boiler?
cant fill up sime boiler ?
My sime super 90 has developed a dely in igniting?
how can i fix my sime boiler 80c ?
My sime super 90 has developed a delay in igniting?
got heating but no hot water ?