Applicable Systems
GA Series Compressed Air System

Symptoms

The compressor reports an intake air filter clogged. The inlet air filter pressure drop exceeds the threshold.

Possible Causes

  • Filter element saturated with dust
  • Operating environment with high particulate
  • Extended service interval exceeding filter life

Troubleshooting Steps

  1. Step 1: Measure pressure drop across the intake filter
    Drop exceeds the replacement threshold
  2. Step 2: Replace the intake air filter
    New filter is installed correctly
  3. Step 3: Verify the operating environment cleanliness
    Environment is suitable for the compressor

How to Reset

To reset: Replace the intake filter, then clear the alarm.

Source: Atlas Copco Compressor Manual, Atlas Copco AB

Category: Hydraulic & Pneumatic