While you wait for answers, we may have found some information which could help you.
Click here for Keyless Chuck Boschrepair bosch electric drill?
what wattage is the r3 resistor in thebosch al 2450dv charger?
how to bypass switch Bosch 1021 VSR?
How can I fix a BOSCH AL2450 DV charger?
Bosch PSB 24 VE-2 Cordless Hammer Drill, help needed?
Bosch PSB 24 VE-2 drill with AL 60 DV 2411 charger?