Applicable Systems
Haas CNC Mill (VF/VM Series)
Symptoms
Spindle brake is engaged, preventing spindle rotation.
Possible Causes
- Spindle brake was not released before commanding rotation.
- Brake release solenoid failure.
Troubleshooting Steps
- Step 1: Check the spindle brake release command.
Brake not released identified. - Step 2: Fix the brake release mechanism.
Spindle brake releases and rotation is enabled.
How to Reset
Release the spindle brake and reset to clear the alarm.
Source: Haas Alarm Codes, Haas Automation
Category: CNC