Error Message:

DRUM: Timeout during active braking

Applies to:

• All

Service Information:

Check Primary power at the power input to the driveamp for power dips during acceleration.

Check PACC and VACC

Check DRUM DOFF, set to zero then do a DRUM CAL.

Operator Action:

Resume if possible, else clear plates from machine and call Response Center.

Cause:

• The firmware failed to stop the drum within the timeout: It determines that the drum has stopped by testing the velocity, if the motor is chattering then it will not read 0 velocity even though it is not moving much.
• DRUM VACC or DRUM PACC too high.
• DRUM DOFF deadband compensation value incorrect. loose belt or pulley or incorrect PID values pgp, igp, dgp, can cause chatter or hunting.

See Also:

• NVS: drum doff
• NVS: drum vacc
• NVS: drum pacc
• Command: DRUM CAL
• Other: Troubleshooting information