Applicable Systems
GA Series Compressed Air System

Symptoms

The compressor reports high oil carry-over. The compressed air contains excessive oil content.

Possible Causes

  • Oil separator element worn or saturated
  • Scavenge line blocked or misadjusted
  • Oil level too high in the separator tank

Troubleshooting Steps

  1. Step 1: Inspect the oil separator element
    Element is within service life
  2. Step 2: Verify the scavenge line is clear
    Line returns oil to the compressor
  3. Step 3: Check the oil level is not overfilled
    Level is at the correct mark

How to Reset

To reset: Resolve the oil carry-over issue, then clear the alarm.

Source: Atlas Copco Compressor Manual, Atlas Copco AB

Category: Hydraulic & Pneumatic