Siemens Fault 0a7991 |verified| -

Apply a (start signal) to initiate the routine.

: While this alarm is active—especially if a rotating measurement is selected—you may be unable to save parameter assignments to the ROM until the process finishes. Common Troubleshooting Steps siemens fault 0a7991

If you are performing a without the final motor, attaching a smaller spare motor can sometimes bypass identification faults by providing enough feedback for the drive to initialize. Alarms A 7991 and A8526 - SiePortal - Siemens Apply a (start signal) to initiate the routine

Ensure the motor is safe to move if a "Rotating Measurement" was selected. Once finished, the alarm will clear itself. 2. Manually Disable the Routine siemens fault 0a7991