Mori Seiki Ex Alarm List
The turret failed to seat or clamp. Check for chips in the turret face. Chip Conveyor Overload
: General error related to the operator panel or its power supply. EX0491 - Spindle Speed Abnormal
Fix: Check if an E-stop button on the operator panel, chip conveyor, or bar feeder is depressed. Twist to release. EX0100 - EX0299: Fluid, Pressure, and Lubrication Alarms
The front or side door was opened during automatic operation. mori seiki ex alarm list
Manually index the ATC arm back to its home state using the maintenance panel controls. Clean chips off the arm orientation sensors. 6. Chip Conveyor and Peripheral Alarms (EX2000+) EX2021: Chip Conveyor Overload
Refill the way lube tank immediately. If full, check for a broken lube line causing a pressure leak, or a faulty pressure switch. EX0201 - Coolant Level Low
If you have exhausted the previous steps and cannot find a mechanical or electrical fault, or if the manual explicitly advises it, it is time to contact the . Provide them with the alarm code, the sequence of events, and the results of your physical inspection. The turret failed to seat or clamp
Maintain way lube, hydraulic oil, and spindle chiller fluids at maximum levels rather than waiting for the "low" threshold.
Understanding these codes is essential for minimizing downtime and ensuring the safety of both the operator and the machine. 1. Common Mori Seiki EX Alarm Categories
Mori Seiki EX Alarm List: Comprehensive Troubleshooting and Recovery Guide EX0491 - Spindle Speed Abnormal Fix: Check if
EX alarms monitor the physical environment of the machine. They trigger when a proximity switch, pressure sensor, limit switch, or safety interlock fails to meet the required condition during operation. Common Mori Seiki EX Alarm Categories
Check the HPU oil level. Look for a tripped circuit breaker for the hydraulic pump motor in the electrical cabinet. Replace the pressure switch if it fails to register valid pressure. EX0401 / EX401: Coolant Level Low
The lube tank is empty, the pump is broken, or a line is leaking.
An external E-stop button has been pressed. This could be on the main panel, a chip conveyor, or an integrated bar feeder.