Fanuc 366 Alarm Jun 2026

Inspect the feedback cable between the servo motor and the amplifier for fraying, sharp bends, or loose plugs. Reseat the connectors to ensure a solid connection.

Technician viewed DGN 445. Normal scan time was 6.2ms (allocated 8ms). During the sub-spindle index, scan time spiked to 11.5ms. fanuc 366 alarm

The alarm is primarily triggered by feedback signal irregularities rather than a total communication timeout. Key causes include: Inspect the feedback cable between the servo motor

A rung using a SUB 25 (COM) instruction with mismatched data types (e.g., comparing a binary number to a BCD number). Fanuc CPUs waste cycles calculating the conversion. fanuc 366 alarm

Fanuc 366 Alarm , typically displayed as n AXIS: PULSE MISS (INT)