Applicable Systems
Haas CNC Mill (VF/VM Series)
Symptoms
Z axis limit switch activated.
Possible Causes
- Z axis reached the positive or negative limit switch.
- Programmed move exceeded the Z axis travel.
Troubleshooting Steps
- Step 1: Manually move the Z axis away from the limit switch.
Z axis moved off the limit. - Step 2: Check the program for incorrect coordinates.
Program corrected to avoid overtravel.
How to Reset
Move the Z axis off the limit and reset to clear the alarm.
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Source: Haas Alarm Codes, Haas Automation
Category: CNC
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