2026-04-09Views：
Screw compressors, including the water-lubricated oil-free inverter screw air compressors of Shanghai Granklin Group, are usually not recommended to run idling for too long without load. Although idling for a short period of time (such as a few minutes) may not cause immediate damage, idling for a long time may cause the following problems:
temperature rise: When there is no load, the cooling effect of the compressor may be reduced, resulting in an increase in internal temperature, which may affect the life of seals and other components.
Insufficient lubrication: For compressors using lubricating oil, idling may cause uneven distribution or insufficient return of lubricating oil, thereby increasing wear. For water-lubricated compressors, although water is used as the lubricating medium, long-term idling may also affect the normal circulation of the waterway system.
Increased energy consumption: When idling, the compressor still consumes electricity, but does not produce useful compressed air output, resulting in energy waste.
Mechanical stress: The compressor is designed to run under load, and long-term idling may cause unnecessary mechanical stress and vibration.
Therefore, although the water-lubricated oil-free inverter screw air compressor of Shanghai Granklin Group is a high-performance and high-efficiency equipment, it is still not recommended that the single machine idling exceed the manufacturer's recommended time. If idle tests or maintenance operations are required, be sure to follow the manufacturer's guidelines and recommendations.
If you have questions about specific applications or maintenance procedures, it is recommended to contact the customer service department of Shanghai Grankering Group or professional maintenance personnel directly for accurate information and advice.
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