While you wait for answers, we may have found some information which could help you.
Click here for Faulty Stopped WorkingBosch electric hedge trimmer?
BOSCH ahs7000pro no pwer!?
Bosch AHS48-16 Hedge trimmer faulty on & off switch?
How to fix loose connection in hedge trimmer Bosch 7000 AT?
Bosch Hedge trimmer AHS 42 - 16?
The Bosch AHS 7000 pro motor runs but cutter not moving?