85 / 96
BA 5030 en 02/2013
Faults RemedyCauses
Auxiliary drive motor does not
start.
Overload on output.
Motor of auxiliary drive defective.
Motor brake is not released.
Load reduction.
Repair or replace the motor.
Correct electrical connection of
motor brake; replace motor brake,
if necessary.
Auxiliary drive motor will start,
but output shaft of main gear
unit will not rotate.
Wrong direction of rotation of motor.
Incorrect installation and/or defect
of cage with grippers of overrunning
clutch.
Overrunning clutch defective.
Change polarity of motor.
Contact Customer Service.
Install cage of overrunning clutch
turned by 180° and/or replace.
Contact Customer Service.
Install a new overrunning clutch.