Applicable Systems
Haas CNC Mill (VF/VM Series)
Symptoms
HPC low pressure or low through-axis coolant detected.
Possible Causes
- High pressure coolant system pressure is below minimum.
- Coolant filter clogged or pump failure.
Troubleshooting Steps
- Step 1: Check the HPC pressure and coolant supply.
Low pressure cause identified. - Step 2: Fix the pump or clean the filter.
Coolant pressure restored to normal.
How to Reset
Fix the coolant pressure and reset to clear the alarm.
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Source: Haas Alarm Codes, Haas Automation
Category: CNC
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