Okuma Alarm-A 1791 Bar feeder advance/retract interlock


Okuma Alarm-A 1791 Bar feeder advance/retract interlock
When Bar Feeder advance/retract command was issued, chuck status was not as same as setting status.

Code
1->When chuck was not unclamped, Bar Feeder advance command (M93) was issued.
2->When chuck was not unclamped, Bar Feeder retract command (M92) was issued.
3->When chuck was not clamped, Bar Feeder retract command (M92) was issued.
4->Bar Feeder advance command (M93) was issued with the door close limit switch OFF.
5->Bar Feeder advance command (M93) was issued with the bar feeder ready signal OFF.

Probable Faulty Locations
1)A programming error
2)A chuck operation error
3)Faulty chuck open/close limit switches

Okuma Alarm-A 1791 Bar feeder advance/retract interlock