Navigate to the machine's message screen to view the active alarm history. PLC-specific alarms like EX codes can often be traced back to a specific "coil" or signal in the LADDER diagram (e.g., searching for signal X1009.5 for door sensors) .
Chuck proximity switches are out of adjustment, or hydraulic pressure to the chuck is missing. 3. Axis & Travel Limit Alarms (EX0200 – EX0299)
Mori Seiki EX Alarm Codes Overview | PDF | Lubricant - Scribd
The Mori Seiki EX alarm list is not a nuisance—it is a . Each EX code points directly to a sensor, a logic condition, or an operator action that needs attention. By understanding the most common codes (EX1001 to EX1052) and how to systematically troubleshoot them, you can reduce average repair time from hours to minutes. mori seiki ex alarm list
The turret took too long to rotate to the next tool station or failed to hydraulically re-seat and clamp back down tightly onto the curvic coupling.
The vast majority of EX alarms are preventable. Implement these routines to keep your shop running smoothly:
Mori Seiki uses internal PLC ladder logic to trigger EX alarms. You can find the exact physical switch causing the error by checking the diagnostic bits: Press the key. Navigate to the machine's message screen to view
The spindle cannot start because the hydraulic chuck proximity switches do not confirm a secure grip on the workpiece.
Specific faults on the spindle or servo drive amplifiers inside the electrical cabinet. Common Mori Seiki EX Alarm List and Solutions EX0001 to EX0099: Safety and Door Interlock Alarms
Check the way lube level, hydraulic pressure gauges, and coolant tank sight glasses. By understanding the most common codes (EX1001 to
Manually release the ATC brake and use the manual override bolt to crank the arm back to its home (0-degree) position. Clear any chips blocking the arm's proximity sensors. EX0400 to EX0599: Coolant and Auxiliary System Alarms
Turret failed to complete indexing within the specified time, possibly due to a mechanical jam or faulty proximity switch . Fluid and Pressure Systems
To assist you further with your specific machine maintenance, please let me know how you would like to proceed.
Should we discuss how to navigate the to trace PLC ladder logic?
Search for the (inputs from physical switches) or Y addresses (outputs to valves/relays) associated with your alarm in the machine's electrical manual.