Mori Seiki Ex Alarm List

Comprehensive DMG Mori Seiki EX Alarm List: Troubleshooting and Solutions

Here are some of the most common EX alarms seen on DuraTurn (Lathes) and DuraVertical (Mills) machines, categorized by system. Door & Safety Alarms

These are native to the control system (like Fanuc). They usually relate to programming errors, servo drive faults, or communication issues. mori seiki ex alarm list

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.

What is the and text message on your screen? Comprehensive DMG Mori Seiki EX Alarm List: Troubleshooting

Abnormal temperature rise in the electrical cabinet; check filters and cooling fans .

What is your machine's (e.g., NLX2500 with MAPPS, DuraTurn, SV-500)? What was the machine doing right when the alarm triggered? Mori Seiki uses internal PLC ladder logic to

Should we discuss how to navigate the to trace PLC ladder logic?

| Alarm Code | Probable Cause | Immediate Action | | :--- | :--- | :--- | | | Turret clamp failure (unclamped) | Check turret clamping proximity switch. Hydraulic pressure low? | | EX1506 | Turret index time out | Tool binding. Clean turret curvic coupling. Check turret motor brake. | | EX1522 | Live tool motor overload (C-axis tool) | Reset thermal overload relay in electrical cabinet. | | EX2501 | ATC (Auto Tool Changer) arm out of position | Return ATC arm manually using the hydraulic release button. | | EX2510 | Tool magazine not at position | Re-home magazine with M-code (M80/M81 on some Mori models). |

DMG Mori Seiki CNC machines are renowned for their reliability and precision. However, like any complex industrial equipment, they occasionally encounter faults. On Mori Seiki machines utilizing FANUC, Mitsubishi, or MELDAS control systems, alarms are generally divided into different categories.

Alarm: 3001 / OVER TRAVEL (LIMIT)