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Maintenance knowledge and experience related to air separation equipment

Preventive maintenance and inspection of air compressor

Release date:2022-04-19    author: Suzhou XITE

[Suzhou XITE Gas] Preventive maintenance and inspection of air compressor

Check the oil level of the compressor pump

Unless your air compressor is an oil-free compressor, do not operate without lubricant or insufficient lubricant. The manufacturer and the company you purchased are not responsible for the failure of insufficient lubrication.

  1. Make sure the device is turned off and powered off

  2. Make sure the compressor is on a flat and level surface

  3. Remove the filler cap / plug

  4. Check the oil in the crankcase assembly and look for dirt or debris

  5. The amount of oil must not exceed the midpoint of the mirror

Replace the compressor pump oil

Remember, the compressor head and surrounding parts are very hot!

  1. Make sure the device is turned off and powered off

  2. Make sure the compressor is on a flat and level surface

  3. Remove the filler cap / plug

  4. Place the collecting container under the oil drain cap.

  5. Remove the oil drain cap and allow the oil to flow out.

  6. Replace the oil cap and ensure that the nut is tightened securely. White plumber tape (PTFE) is usually a good idea to help create a tighter seal. Fill the crankcase with suitable oil to ensure that it does not exceed the midpoint.

Check the air filter element

It is a more common reciprocating air compressor.

  1. Make sure the device is turned off and powered off

  2. Allow the compressor pump to cool.

  3. Rotate counterclockwise (usually) to unscrew the top of the filter from the filter base.

  4. Separate the filter top cover from the base.

  5. Remove the element from the filter base

  6. Blow off dust and debris from the filter element.

  7. Replace the element if necessary.

  8. Reconnect the top of the filter to the base and secure the filter.

Check the air filter element

It is a more common reciprocating air compressor.

  1. Make sure the device is turned off and powered off

  2. Allow the compressor pump to cool.

  3. Unscrew the top of the filter from the filter base by turning

General Preventive Maintenance Schedule

ProcedureDailyWeeklyMonthly Annually
(200 Hours)
Check Pump Oil LevelX
Oil Leak InspectionX
Drain water in tankX
check for weird noise and vibrationX
Inspect all air leaksX
Inspect beltsX
Check air filters, clean or replaceX
check safety relief valveX
Check belts if necessaryX
Check and tighten all boltsX
Check connections for leaksX
Service pump or engineX




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