21
!
Using a 5mm Hexagon wrench,
loosen both Allen screws.
!
Adjust the two positioning screws with
a screwdriver.
Tighten the Hexagon screws again and check
whether the diamond drill stand moves
smoothly.
Switch the motor off and disconnect it from the power. Repair of
the electrical parts may only be performed by an authorized ser-
vice specialist.
In case of malfunctions
