Cause : Excessive Deviation of Position Command comes when the actual position of the motor shaft deviates too much from the commanded position.

al009 delta indicates a "Position Error out of range" issue. This means the deviation of position command exceeds the allowable setting value. 

• Check the setting value of parameter P2-35.
• Check if the setting value is appropriate.
• Check the torque limit value.
• Check the external load.