Okuma Alarm-A 1720 Gear command error
Gear range selection command (M40 through M44) (M242 through M241) not acceptable to the machine is designated. An attempt was made to change the spindle speed range gear (from M31 to M40 through M44, or from M40 through M44 to M31) while the spindle is rotating. (M31 … super low speed range (optional))
Object
SYSTEM
Code
Gear range selection command
Probable Faulty Locations
Operation error
Operation Example:
M43 and/or M44 is specified although the machine is the two-spindle speed range specification.
Okuma Alarm-A 1720 Gear command error