An Easy Maintenance Guide Of Industrial Air Compressor

industrial air compressor maintenance.

Industrial air compressors are used in a variety of settings, from small businesses to large factories including manufacturing, construction, and agriculture. Like any machine, they need regular maintenance to keep them running smoothly and safely. Most people only think about their air compressor when it’s not working. But regular maintenance is important for keeping your compressor running smoothly—and avoiding costly (and dangerous) repairs. Here are some tips for industrial air compressor maintenance.

Preventive Maintenance

Air compressors are essential pieces of equipment in many industries, from automotive shops to manufacturing plants. Like any mechanical system, they require occasional maintenance to keep them running smoothly. Some air compressor problems can be fixed with a simple tune-up, while others may require more extensive repairs. By performing preventive maintenance on a regular basis, businesses can save money and avoid unexpected downtime.

There are several key components of an air compressor that should be inspected regularly. The air filter should be checked and replaced as needed to prevent dirt and debris from damaging the compressor. The oil level should also be checked on a regular basis, and the oil should be changed according to the manufacturer's recommendations.

The compressor's belts should be inspected for cracks or wear, and they should be replaced if they are damaged. Finally, the air tank should be checked for leaks or corrosion. By taking these simple steps, businesses can keep their air compressors running efficiently and avoid expensive repairs.

Maintain a visual inspection Intermittently

As a responsible owner of an air compressor, it is important to perform regular maintenance in order to prolong the life of your investment and ensure its optimal performance. A key part of this maintenance is visually inspecting your air compressor on a regular basis.

This inspection should include checking for signs of wear and tear, such as leaks, cracks, or frayed hoses. In addition, you should check that all connections are secure and that there is no build-up of dust or dirt. By taking the time to regularly inspect your air compressor, you can identify any issues early and prevent them from causing serious damage.

Air Filter Cleaning or Replacement

One of the most important parts of maintaining an air compressor is changing the air filter. Air compressors rely on filters to remove dust and other contaminants from the air, and over time these filters can become clogged. If the filter is not replaced regularly, it will eventually restrict airflow and cause the compressor to overheat. As a result, it is important to check the air filter regularly and replace it as needed. By following this simple maintenance step, you can help ensure that your air compressor will continue to work effectively for years to come.

Signs that indicate when to change the air filter: There are a few signs that can indicate that it's time for a new air filter, such as reduced airflow from the vents or an increase in dust in the home. If you notice either of these things, it's probably time to change the air filter. Taking this simple step can help to improve the air quality in your home and make it a more comfortable place to live.

Clean or replace the oil filter of your air compressor when needed

Any experienced technician will tell you that one of the most important aspects of maintaining an air compressor is keeping the oil clean. The oil in an air compressor serves several vital functions, including lubricating the moving parts and cooling the system.

Over time, however, the oil can become contaminated with dust and dirt, which can damage the filter element and clog the oil-separator. If left unchecked, this can eventually lead to major problems such as bearing failure and system overheating.

For this reason, it is important to clean or replace the air compressor's oil filter on a regular basis. By taking this simple step, you can help ensure that your air compressor will continue to operate smoothly for years to come.

However, oil filters are only available in big industrial air compressors like screw compressors and the like. If your reciprocating compressor, you need not worry about oil filters.

Lubricant Change

Your air compressor is a vital part of your workshop, and keeping it well-maintained is essential to ensuring its longevity. One important maintenance task is to change the oil regularly. Over time, the oil breaks down and becomes thinner, which can lead to poor lubrication of the internal components.

If the lubrication is insufficient, the parts can begin to wear down, causing the compressor to work less efficiently. In extreme cases, this can even cause damage to the compressor. For best results, be sure to check your owner's manual for specific guidance on how often to change the oil. By following this simple maintenance step, you can keep your air compressor running smoothly for years to come.

Generally, synthetic oil is recommended for rotary screw air compressors. Synthetic oil is designed to withstand high temperatures and protect against wear, making it an ideal choice for use in air compressors. Rotary screw air compressors rely on a series of rotating screws to draw air into the compressor chamber.

This process generates a great deal of heat, which can break down traditional oils and lead to premature wear. Synthetic oils are able to resist heat better than conventional oils, helping to extend the life of the compressor. In addition, synthetic oils are less likely to form deposits, keeping the compressor clean and running smoothly. For these reasons, synthetic oil is generally recommended for use in rotary screw air compressors.

Check belt tension

A belt-driven air compressor uses belts and pulleys to transfer power from the engine to the compressor. The belts are made of reinforced rubber and are subject to wear and tear. Over time, the belts can become stretched or frayed, which can cause them to slip or break.

That's why it's important to check the condition of your belts regularly and replace them when necessary. If you don't maintain your belt-driven air compressor properly, it could lead to decreased efficiency, increased noise, and premature wear on the engine and compressor.

To properly check the belt, you will need to use a tension gauge. First, turn off the air compressor and release any pressure that is in the tank. Then, unplug the unit from the power source. Next, locate the tension adjustment bar on the side of the unit. This is usually located near the motor.

Now, place the tension gauge on the belt and squeeze the trigger to get a reading. The gauge should read between 50 and 80 pounds. If it is outside of this range, you will need to adjust the tension by tightening or loosening the adjustment bar.

Finally, check the alignment of the belt by visual inspection. The belt should be centered on all of the pulleys. If it is not, you will need to adjust the position of the pulleys until it is aligned correctly.

Checking and Adjusting your air compressor's belt tension and alignment is a very important part of maintaining your unit and keeping it running properly. failure to do so can result in serious damage to your air compressor.

Make sure the right voltage and amps are supplied to your air compressor

Before operating your air compressor, it is important to check the voltage and amps being supplied to the unit. This information can be found on the label or in the manual. If the voltage is too low, the compressor will not start. If the voltage is too high, the compressor may overheat and shut down.

The amp rating is also important, as a higher amp rating will allow the compressor to run for a longer period of time without overloading the circuit. Once you have verified that the power supply is adequate, you can safely turn on your air compressor and get to work.

Check the duty cycle of your air compressor

Your air compressor is a vital tool in your shop, and it's important to take good care of it. One thing you need to pay attention to is the duty cycle. The duty cycle is the percentage of time that the compressor can run before it needs to take a break.

For example, if the duty cycle is 50%, that means the compressor can run for up to 5 minutes before it needs to shut off for at least 10 minutes. Most air compressors have a duty cycle of 50% or 60%. However, some models may have a duty cycle as high as 100%.

It's important to check the owner's manual to see what the duty cycle of your particular model is. If you overuse your air compressor, it can overheat and be damaged. So, make sure you keep an eye on the duty cycle and don't push your compressor too hard.

Motor Bearings Maintenance

In order to keep your air compressor running smoothly, it is important to regularly maintain the motor bearings. Bearings are what allow the motor shaft to rotate freely, and if they become dry or damaged, the motor will not be able to run properly.

The best way to lubricate the bearings is to use a high-quality grease designed for this purpose. Apply the grease to the bearings using a clean cloth, being sure to cover all of the surfaces. Once the bearings are sufficiently lubricated, reassemble the compressor and test it to make sure it is running smoothly. By following these simple steps, you can ensure that your air compressor will provide years of reliable service.

Check for leaks

No one likes a leak, especially when it's an air compressor leak. Compressor leaks are not only annoying, but they can also be dangerous. Leaks can cause the compressor to overheat, which can damage the unit and potentially cause an explosion.

For these reasons, it's important to check for leaks on a regular basis. The simplest way to do this is to turn on the compressor and then hold a piece of cardboard or paper against each valve and fitting. If there's a leak, you'll see bubbles forming on the cardboard or paper. Once you've identified the leak, you can repair it with a sealant designed for air compressors.

Check Vibration

Excessive vibration is one of the most common problems with air compressors. If left unchecked, it can lead to a number of other issues, such as premature wear and tear on the compressor pump, reduced efficiency, and increased noise levels. In some cases, excessive vibration can even cause the compressor to fail completely.

Thankfully, there are a few things you can do to reduce the amount of vibration your air compressor produces. First, make sure that the unit is level and stable. Second, check the condition of the motor mounts and replace them if necessary.

Finally, consider adding an anti-vibration pad or soundproofing material to further reduce vibration and noise.

Air Receiver Maintenance

One maintenance task that should be performed on a regular basis is emptying the water from the receiver tank. This is because water can condense inside the tank, which can lead to rust and other damage.

Additionally, water can also interfere with the performance of the air compressor. To empty the water from the tank, simply turn off the power and drain the tank using the drain valve.

Then, turn on the power and allow the compressor to run for a few minutes to dry out any remaining moisture. By following this simple procedure, you can help to extend the life of your air compressor.


Properly maintained air compressors result in less downtime, lower costs, and improved safety. If you are not currently performing regular maintenance on your industrial air compressor, we highly recommend that you start. Contact us to know more about industrial air compressor maintenance.

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