0853
Flexible Feed Gear Denominator Error
Fanuc · αi Series Servo Amplifier
What does 0853 mean?
This invalid parameter setting alarm occurs when a positive value is not set for the flexible feed gear denominator. A positive value is required for correct operation of the feed gear calculation.
Repair Steps
- 1
Set a positive value for the flexible feed gear denominator.
Verified technical data. Last updated: March 2026
Source: Fanuc αi Series Servo Amplifier