Applicable Systems
Haas CNC Mill (VF/VM Series)
Symptoms
A axis drive fault detected.
Possible Causes
- A axis servo drive hardware failure.
- Drive power stage or control circuit fault.
Troubleshooting Steps
- Step 1: Check the A axis drive status and connections.
Drive fault identified. - Step 2: Replace the A axis drive if faulty.
A axis drive restored after replacement.
How to Reset
Fix the A axis drive fault and reset to clear the alarm.
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Source: Haas Alarm Codes, Haas Automation
Category: CNC
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