Troubleshooting steps
Check for leaks, verify system demand, check pressure regulator
Compressor Error Codes
AL-03 – Low Pressure
Low pressure alarm
Details
Discharge pressure is below expected operating range.
Error typealarm
MeaningLow pressure
Typical causesAir leak, high demand, regulator issue
SolutionsCheck for leaks, verify system demand, check pressure regulator
Severitymedium
Catalog references
Where this appears
Ingersoll RandAL-03
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Common questions
Where are the leaks?
Check all connections, hoses, and fittings. Use soap solution to find air leaks.
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