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Version 1.0 (11/2007) en
Original language
Troubleshooting
RollerDrive EC200
Troubleshooting
Error search
Risk of injury due to accidental motor starts
¾ Error search may only be executed by qualified and 
authorized persons. 
¾ Only perform error search after switching off the power. 
Ensure that the RollerDrive cannot be turned on 
accidentally.
¾ Use caution while searching the error.
CAUTION
Symptom Possible cause Help
RollerDrive is not operating. No power supply Check 24 VDC power supply.
Plugs not connected properly Check cable connection.
RollerDrive is rotating in the wrong 
direction or at the wrong speed.
Wrong DriveControl setting at speed 
and direction rotary switch
Change setting on DriveControl.
Wrong voltage at speed setting pin 
(if the RollerDrive is not operated 
with the recommended Interroll 
DriveControl)
Check the voltage of the speed setting 
pins at the motor plug.
Abnormal noise coming out of the 
RollerDrive.
Motor or gearbox is damaged. Replace RollerDrive.
Interrupted RollerDrive operation Damaged motor cable Check motor cable for damages.
If motor cables are damaged, replace 
RollerDrive.
RollerDrive overload see "Overload protection devices", 
page 7