Error Message:

DRUM: Position error is greater than 1000 ticks

Applies to:

• All

Service Information:

Check LEC position set in NVS.

Check if drum motor is buzzing, grinding or hunting while it is holding.

repeatedly type "drum" while it is holding at a position (assuming that it does not error out immediately), not the drum position, see if it creaps. This could indicate dirty or misaligned encoder or faulty encoder cable.

check for loose belt tension or slipping motor pulley.

Note:

This error message used to be: "Position error - drum rotation blocked or PID gain settings wrong"

Operator Action:

Resume if possible.

Cause:

• In position mode (move to position), if position error is > 1000 ticks.
• In hold mode, if position error is > 1000 ticks.
• In soft hold mode, if position error is > 1000 ticks.

See Also:

• Other: Troubleshooting information