Mazak Alarm 250 SPINDLE START MISOPERATION
Description
1. A spindle rotation command was given during mis-chucking. (Chuck sensor provided.)
Check and remedy
1. Close the chuck and start operation with the workpiece gripped. Alternatively, the chuck open/close check sensor may be improperly adjusted. Check the sensor.
Description
2. A spindle rotation command was given even though the chuck was not closed.
Check and remedy
2. After closing the chuck using the chuck clamp command, designate the spindle rotation command.
Description
3. A spindle rotation command was given together with an orient command.
Check and remedy
3. Take steps so that the commands are not given together.
Description
4. The M3, M4, M16, M17, M18 or M19 command was given in the milling mode.
Check and remedy
4.
- 1) Program error → Correct the program.
- 2) Switch to the turning mode and then designate the command.
Description
5. A spindle rotation command was given without the TOOL EYE at the backward end.
Check and remedy
5. Retract the TOOL EYE. Also, check the backward end sensor.
Description
6. A spindle rotation command was given with the door not closed when the door interlock switch was set to AUTO.
Check and remedy
6. Close the door and start the spindle rotation.
Description
7. Alarm 297 CHUCK PRESSURE DOWN or 296 TAIL SLEEVE PRESSURE DOWN is displayed.
Check and remedy
7. Clear the alarm 297 or 296.