We may have found other answers which could help you.
Click here for Boiler Heating Installation
Sabre 29he plus combi condensing Boiler?
Why does my Sabre 25HE pcb fuse keeps blowing?
were is the reset button on sabre29he?
how to fix sabre he plus?
How to fix my Sabre 24 passing water to the overflow?
how can i fix my sabre he 2.5, green light flickers on and off not staying ?