Sabre he2.5???
Don't you mean he25
Try looking in the boiler book
Fault finding section
Failing that try ringing sabre (vokera) tech helpline
Phone number listed in the boiler book
Q
August 2015
I can answer this question...
how can i fix my sabre he 2.5, green light flickers on and off not staying ?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix home heating systems.