Error message

Self-test required

Cause of error

- Maximum permissible time interval for the self-test has been exceeded
- For further operation of the machine with open guard doors, the self-test must be conducted

Error correction

- Start the self-test
- If the guard doors are closed, the error message can be acknowledged and machine operation continued
- With open guard doors, or before the guard doors are opened, the self-test must be conducted in order to continue operating the machine
- Inform your service agency