Cause:
- the maximum output current of the ZAdyn was exceeded for more than 10 s
Remedial action:
- check the encoder connection and functioning (for further information see INFO menu "Encoder")
- check the motor data 
- check the weight compensation calculation
- check the opening of the brake (motor)
- check the calibration of the absolute value encoder
- recheck the required motor power and frequency inverter size
- check cabin and counterweight for smooth running