Fanuc Wn57 Override Function Is Active

If you see the WN57 message during normal production, it means this "force" mode was left on, which may cause the machine to ignore safety interlocks or standard operating conditions. How to Deactivate the WN57 Override

During a Dry Run, the programmed feedrate is ignored, and the machine moves the axes at a speed determined by a specific parameter or the manual feedrate dial. Because the machine is explicitly overriding the G-code commands ( fanuc wn57 override function is active

Locate the and Rapid Traverse dials on your operator interface. Turn both dials exactly to the 100% position. If you see the WN57 message during normal

by technicians to manually force PMC signals (I/O) during system setup or troubleshooting. While active, it can interfere with the normal logic of the ladder program, which may cause unexpected machine behavior. How to Disable the Message Turn both dials exactly to the 100% position

On many FANUC 31i models, the CYCLE START button itself serves as the confirmation to exit "override active" state after the physical switch is turned off. Do not just reset – attempt cycle start.