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12
Troubleshooting
12.1
Troubleshooting procedure
As a matter of principle, the instructions in the project planning and commis‐
sioning manuals must be followed in case of failures and errors. Contact the
manufacturer, if necessary.
Malfunctions
Error cause
Measures
Motor does not run
Controller enable signal missing
Activate controller enable signal
Controller fault
Troubleshoot acc. to documentation of
controller
Voltage supply missing
Control voltage supply
Brake is not released
Check the brake activation
Vibrations
Coupling elements or attachments are
poorly balanced
Re-balance
Adjustment of shaft end attachments
(coupling, gearbox, ...) is insufficient
Re-align the attachments
Mounting screws loose
Lock screw connections acc. to specifi‐
cations
Running noise
Foreign bodies within the motor
Stop the motor --> repair by manufac‐
turer
Bearing is damaged
Stop the motor --> repair by manufac‐
turer
High motor temperatures
Motor temperature monitoring is activa‐
ted
Operation outside of rated data
Reduce load and check the dimension‐
ing
Heat dissipation is impaired
Clean the motor
For fan units, clean fan grille and check
the fan function
For liquid cooling, check cooling circuit.
Wrong or defective temperature display Temperature sensor not connected
Connect temperature sensor
Temperature sensor defective
Stop the motor --> repair by manufac‐
turer
Connect the backup temperature sen‐
sor, if any is available.
Tab. 12-1:
Measure at malfunction on MSK motors
48/57
Troubleshooting
MSK Synchronous Servomotors
Bosch Rexroth AG R911325169_Edition 03
Содержание rexroth MSK 030
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