We may have found other answers which could help you.
Click here for Boiler Light FrontSabre boiler keeps switching off?
were is the reset button on sabre29he?
How to fix my Sabre 24 passing water to the overflow?
sabre 28?
Why does my Sabre 25HE pcb fuse keeps blowing?
how can i fix my sabre he 2.5, green light flickers on and off not staying ?