Fanuc Wn57 Override Function Is Active New! -
Here’s a useful, practical review of the "FANUC WN57 Override Function is Active" message, written for CNC operators and setup personnel.
Why an operator would use overrides
- Programmed override commands (e.g., G-code overrides, M-codes or user macros) intentionally reduce speed for a segment.
Unauthorized Access: If the machine was recently accessed remotely via FANUC LADDER-III software, the override might have been triggered from the external PC. Summary Table: WN57 Message Details Description Message Type PMC Status/Warning (WN) Standard Address Typically controlled by K906.0 Criticality Low (Warning), but unsafe for production Required Action Disable Override Function in PMC Settings fanuc wn57 override function is active
Step 3: Cancel Block Search State
If you performed a block search:
If you need help disabling a specific override or understanding a custom ladder message related to WN57, let me know your FANUC control model (e.g., 0i-MF, 31i, 18i). Here’s a useful, practical review of the "FANUC
Operational Awareness: When this function is active, it indicates that the machine's programmed feedrates or spindle speeds are being scaled by a manual selector or a software override. This is critical for operators to know if the machine is running at 100% of its programmed speed or a safer, reduced percentage (e.g., during Manual Handle Feed). Servo/Drive Faults or Warnings Why an operator would
(Invoking related search terms tool.)