After the first 500 working hours, the screw compressor need to do the first maintenance. It needs to change the air filter, oil filter, lubricating oil, also need to change the maintenance parameters. Then each 3000 working hours needs to do maintenance for the screw compressor.
[pdf] Technical Specifications — Oil Filter OL00962 Parameter Detail Part Number (PN) OL00962 Brand Jaguar Type Spin-on Oil Filter Application Jaguar Screw Air Compressors (e.g., EAS-22A, EAS-30A, 22–37 kW) Outer Diameter (OD) 93 mm Thread Size M26 × 1.5 Height 212 mm Filtration Precision 10–15 µm Filtration Efficiency ≥ 99.8% Service Life Approximately 2,000–3,000 hours Material.
[pdf] The quickest way for direct results is to get my Air Compressor Troubleshooting Guide. You press the start button but nothing happens. Either an electrical problem, or the compressor has tripped on a safety device. Check supply power. Check for errors on display. Check emergency stop is out.
[pdf] 
