Operating and maintenance guide for the LU90-180 series screw air compressor.
This manual provides safety precautions, installation steps, and daily maintenance procedures for the LU90-180 series screw air compressor. It includes detailed technical specifications, wiring diagrams, and troubleshooting tips.
The document also describes the compressor’s principle of operation, main functional components, and control logic, helping users understand how to achieve reliable and efficient performance. This manual is written in Chinese.
The machine uses a three‑phase 380 V, 50 Hz power supply.