Applicable Systems
GA Series Compressed Air System
Symptoms
The compressor reports low cooling water flow. The water-cooled system flow is below the minimum.
Possible Causes
- Cooling water pump failure
- Cooling water line blocked or restricted
- Cooling water valve partially closed
Troubleshooting Steps
- Step 1: Check the cooling water pump operation
Pump delivers the required flow - Step 2: Inspect cooling lines for blockage
Lines are clear and unrestricted - Step 3: Verify the cooling water valve position
Valve is fully open
How to Reset
To reset: Restore cooling water flow, then clear the alarm.
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Source: Atlas Copco Compressor Manual, Atlas Copco AB
Category: Hydraulic & Pneumatic
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