@air
2025-04-15

What are the main considerations in the selection of air compressor lubricating oil?

  • A. price and brand
  • B. Performance, price and brand
  • C. Viscosity and quality of lubricating oil
  • D. Date of production and method of transportation
    Answer: C. Viscosity and quality of lubricating oil
Welcome!

Related Articles:
@ggao
2025-03-12

Question: What regular checks can extend the lifespan of the GWL Series compressor?

Answer: Regular inspections of the air filter, lubrication system, and motor can help prevent premature wear and tear.

@air
2025-04-15

The advantages of oil-injected air compressors do not include which of the following?

A. Lower cost B. Simple maintenance C. Compressed air pure D. Wide application range Answer: C analysis: The advantages of oil-injected air compressors include low cost, simple maintenance and wide application range, but the compressed air has a high oil content…

@air
2025-04-15

What are the characteristics of air compressors in terms of after-sales service?

A. Poor after-sales service B. The after-sales service network is underdeveloped C. Provide comprehensive after-sales service D. After-sales service is limited to large cities Answer: C. Provide comprehensive after-sales service

@air
2025-04-15

What are the main differences between oil-injected air compressors and oilless air compressors?

A. Compression method B. Cooling method C. Lubricating method D. Control method answer: C analysis: oil-injected air compressors use lubricating oil to cool and lubricate compressor components, while oil-free air compressors do not use lubricating oil. These are two…

@ggao
2025-03-12

Question: How should abnormal noise during compressor operation be handled?

Answer: Check for loose parts, worn components, or improper lubrication, and repair as necessary.