Mori Seiki EX Alarm Codes Overview | PDF | Lubricant - Scribd
If you encounter an EX alarm code not covered in this guide, look at the bottom line of your screen text. Mori Seiki machines usually display a short descriptive sentence next to the code. Pair that sentence with your machine's electrical schematic manual to track down the exact wire terminal causing the hold.
He peered into the gloom. There, wedged between the chain link and the guide rail, was a tiny, shattered ceramic chip from a broken milling insert. It was smaller than a grain of rice, but to a servo drive expecting perfect torque curves, it was a boulder. The machine hadn't crashed because Hiro had done anything wrong. It had crashed because a previous operator had ignored a dull tool, the insert had shattered, and the shrapnel had found a home in the magazine's heart.
turret, tool changer, lubrication system, or safety interlocks 🛠️ Common Mori Seiki EX Alarms Operational & Setup Alarms Need Zero-Return
The sensor monitoring the internal drawbar mechanism detects that the tool is still clamped when it should be released, or vice versa.
The Automatic Tool Changer (ATC) arm or carousel did not complete its mechanical cycle within the allocated PLC time window.
Turret errors are common on lathes after an accidental tool bump or collision.
These alarms often relate to configuration, data loss, or specific machine modes.
Open your Fanuc or Mitsubishi control screen to view current I/O bit states: Press the key. Select the PMC softkey, then choose DIAGNOSIS or STATUS .
The main coolant tank volume is too low to safely run the pumps.
Check the hydraulic solenoid valve operating the turret clamp/unclamp. Verify the unclamp proximity switch is functioning. EX1201: ATC Magazine Arm Fault
