Okuma Alarm-A 1779 Manual tool change operation interlock
Though the turret is not indexed to the manual tool change position, the M70 manual tool change command is issued.
1->M70 was issued without indexing the turret to the manual tool change possible position.
2->During execution of M70, the turret was indexed to a manual tool change impossible position.
Probable Faulty Locations
For LB15II/LB35II-MATC-Y or LU45-MATC-Y, manual tool change is possible at T1 indexed to the cutting position and at the other stations indexed to the ATC position. If M70 is issued without indexing the turret to the manual tool change possible position, this alarm occurs.