Rockwell Automation 284D ArmorStart - Safety Version - User Manual - Manual (Page 185)

Troubleshooting 11-5
Table 11.6 Miscellaneous Situations
Display Possible Cause Possible Solutions
Motor current and voltage fluctuates with
steady load Motor
Erratic load Verify type of motor as a standard squirrel cage
induction motor
Check load conditions
Erratic operation Loose connections Shut off all power to controller and check for loose
connections
Accelerates too fast Starting time
Initial torque
Current limit setting
Kickstart Increase starting time
Lower initial torque setting
Decrease current limit setting
Lower kickstart time or turn off
Accelerates too slow Starting time
Initial torque
Current limit setting
Kickstart Decrease starting time
Increase initial torque setting
Increase current limit setting
Increase kickstart time or turn off
Motor stops too quickly with Soft Stop Time setting Verify the programmed stopping time and correct it
or increase
Motor stops too slowly with Soft Stop Stopping time setting
Misapplication Verify the programmed stopping time and correct if
necessary
The Soft Stop is intended to extend the stopping
time for loads that stop suddenly when power is
removed from the motor