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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 con‐
troller
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 (cou‐
pling, gearbox, ...) is insufficient
Re-align the attachments
Mounting screws loose
Lock screw connections acc. to specifica‐
tions
Running noise
Foreign bodies within the motor
Stop the motor --> repair by manufacturer
Bearing is damaged
Stop the motor --> repair by manufacturer
High motor temperatures
Motor temperature monitoring is activated
Operation outside of rated data
Reduce load and check the dimensioning
Heat dissipation is impaired
Clean the motor
Wrong or defective temperature display
Temperature sensor not connected
Connect temperature sensor
Temperature sensor defective
Stop the motor --> repair by manufacturer
Connect the backup temperature sensor, if
any is available.
Tab. 12-1:
Measure at malfunction an MS2E
58/65
Troubleshooting
MS2E Synchronous Servomotors acc. to ATEX Directive
2014/34/EU
Bosch Rexroth AG R911387136_Edition 02