Air compressors are widely used in various industries and play a crucial role in many applications, from manufacturing to construction. However, ensuring the efficiency of compressed air systems requires proper maintenance and regular inspections. Neglecting maintenance can lead to costly repairs, decreased productivity, and even potential safety hazards. For instance, consider a hypothetical scenario where a manufacturing plant relies heavily on an air compressor for powering its machinery. If this compressor is not properly maintained and breaks down unexpectedly during production hours, it could result in significant financial losses due to downtime and delays in meeting customer demands.
To maintain optimal performance and prolong the lifespan of an air compressor, several essential tips should be followed. Firstly, routine inspections are vital to identify any signs of wear or damage early on. Regularly checking for leaks in hoses and connections ensures that valuable compressed air is not wasted unnecessarily. Additionally, keeping the compressor clean by removing dust and debris helps prevent clogs and overheating issues. Moreover, regularly changing filters not only promotes better air quality but also protects internal components from contamination. By adhering to these maintenance practices, businesses can enhance the efficiency of their compressed air systems while minimizing operational disruptions caused by unexpected breakdowns.
Cleaning air filters
Cleaning air filters is an Essential Maintenance task that significantly contributes to the efficient operation of a compressed air system. By regularly cleaning air filters, contaminants such as dust, dirt, and oil can be removed, ensuring optimal airflow and preventing damage to downstream equipment. To illustrate the importance of this maintenance procedure, let us consider a hypothetical scenario where neglecting air filter cleaning resulted in decreased compressor efficiency and increased energy consumption.
To begin with, it is crucial to understand why regular air filter cleaning is necessary. Air filters act as the first line of defense against pollutants present in the ambient air. Over time, these filters become clogged with debris, reducing their effectiveness and impeding proper airflow. As a result, the compressor has to work harder to maintain the desired pressure levels, leading to increased energy consumption and reduced overall efficiency.
To emphasize the significance of cleaning air filters, here are four reasons why this maintenance task should not be overlooked:
- Improved Air Quality: Clean filters ensure that only clean and contaminant-free air enters the compressed air system.
- Extended Equipment Lifespan: Regularly cleaned filters prevent unnecessary wear and tear on downstream equipment by minimizing the presence of harmful particles that could cause damage.
- Energy Efficiency: Uncleaned filters force the compressor motor to work harder than necessary, resulting in higher energy consumption.
- Cost Savings: Properly maintained air filters reduce the need for premature replacements or repairs due to damage caused by dirty or clogged filters.
In addition to understanding why cleaning air filters is vital for maintaining compressed air system efficiency, knowing how frequently they should be cleaned is equally important. The frequency varies depending on factors such as operating conditions, environmental surroundings (e.g., dusty environments), and manufacturer recommendations. However, a general guideline suggests checking and cleaning them at least every three months.
In summary, keeping your compressed air system running efficiently involves regular maintenance tasks such as cleaning air filters. Neglecting this simple yet crucial procedure can lead to decreased efficiency, increased energy consumption, and potential damage to downstream equipment. By following manufacturer guidelines and establishing a regular cleaning schedule based on your specific operating conditions, you can ensure optimal performance from your compressed air system.
Moving forward, let us delve into the next maintenance task: Checking and adjusting belt tension.
Checking and adjusting belt tension
Following the important step of cleaning air filters, another crucial aspect of air compressor maintenance is checking and adjusting belt tension. By ensuring that the belts are properly tensioned, you can optimize the performance and efficiency of your compressed air system. Let’s explore some essential tips for this task.
One example where proper belt tensioning made a significant difference was at a manufacturing facility. The facility had been experiencing frequent breakdowns in their compressed air system due to worn-out belts. After implementing a regular belt tensioning schedule, they noticed a substantial decrease in downtime and improved overall productivity.
To effectively check and adjust belt tension, consider the following guidelines:
- Inspect the condition: Regularly examine the belts for any signs of wear or damage such as cracks, fraying, or excessive stretching.
- Measure deflection: Use a tension gauge or ruler to measure the amount of deflection (slack) in the belt by applying pressure on its midpoint. Refer to manufacturer specifications for acceptable limits.
- Adjustment process: If the measured deflection exceeds recommended limits, tighten or loosen the adjustment mechanism accordingly. Ensure that you follow proper procedures outlined in equipment manuals.
- Regular monitoring: It is imperative to monitor belt tension regularly and make adjustments as necessary. Keep track of maintenance records to establish an effective preventive maintenance routine.
Table: Importance of Proper Belt Tension
Benefits | |
---|---|
Enhanced efficiency | |
Reduced energy consumption | |
Increased lifespan of belts | |
Minimized risk of breakdowns |
In conclusion, checking and adjusting belt tension plays a vital role in maintaining an efficient compressed air system. Neglecting this task can lead to increased energy consumption, reduced performance, and potential breakdowns. By adhering to recommended practices and incorporating regular inspections into your maintenance routine, you can prolong the life span of belts while optimizing overall system efficiency.
To continue ensuring the smooth operation of your compressed air system, it is crucial to inspect and replace worn-out hoses. Let’s delve into this next step in air compressor maintenance.
Inspecting and replacing worn out hoses
Ensuring the proper functioning of an air compressor requires a comprehensive maintenance routine. In addition to checking and adjusting belt tension, another crucial aspect is inspecting and replacing Worn-out hoses. Neglecting this vital element can lead to reduced efficiency, increased energy consumption, and potential safety hazards. Let’s explore the importance of hose inspection and replacement in maintaining an efficient compressed air system.
To illustrate the significance of timely hose inspection and replacement, consider the following hypothetical scenario:
Imagine a manufacturing facility relying on compressed air for various operations. One day, during a critical production run, one of their hoses fails due to wear and tear. This unexpected breakdown halts production for several hours while technicians scramble to replace the damaged hose. As a result, not only do they incur significant downtime costs but also suffer reputational damage due to unfulfilled customer orders.
Regularly inspecting hoses within your compressed air system is essential to prevent such costly scenarios. Here are some key points to keep in mind:
- Conduct visual inspections regularly: Look for signs of cracks, abrasions, bulges, or leaks along the length of the hose.
- Check fittings and connections: Ensure that all fittings are secure without any signs of corrosion or looseness.
- Perform pressure tests: Periodically test hoses under operating pressure to identify potential weaknesses or leaks.
- Establish a preventive replacement schedule: Set intervals for replacing hoses based on manufacturer recommendations or industry standards.
Consider the following table showcasing common causes leading to hose failure:
Cause | Effect |
---|---|
Age-related wear | Reduced flexibility |
Exposure to chemicals | Deterioration |
High temperatures | Weakening |
By proactively addressing these issues, you can minimize the risk of unexpected hose failures and maintain an efficient compressed air system. Regular inspections and timely replacements ensure optimal performance, prevent unnecessary downtime, and promote a safe working environment.
Moving forward in our discussion on air compressor maintenance, let us now delve into the critical process of draining air compressor tanks. By properly managing tank pressure levels, you can enhance the overall longevity and effectiveness of your compressed air system.
Draining air compressor tanks
Inspecting and Replacing Worn Out Hoses
Having discussed the importance of inspecting and replacing worn out hoses in maintaining an efficient compressed air system, we now turn our attention to another crucial aspect of air compressor maintenance: draining the air compressor tanks. To further understand the significance of this task, let us consider a hypothetical scenario.
Imagine a manufacturing facility that relies heavily on compressed air for various operations. The production line is running smoothly until suddenly there is a significant drop in pressure, causing delays and affecting productivity. Upon investigation, it is discovered that the accumulation of moisture in the air compressor tank has caused corrosion, leading to leaks and decreased efficiency. This situation could have been avoided with regular tank drainage as part of routine maintenance.
To ensure optimal performance and prevent potential damage, here are some essential tips for effectively draining your air compressor tanks:
- Schedule regular drainings: Set up a maintenance schedule to routinely drain condensate from the tanks. Depending on usage levels, this may need to be done daily or weekly.
- Use automatic drains: Consider installing automatic drains that eliminate human error by automatically removing accumulated condensate at preset intervals without interrupting workflow.
- Monitor discharge quality: Regularly inspect discharged liquid for oil content and monitor its disposal according to local regulations. Implement appropriate filtration systems if necessary.
- Document drain activities: Keep records of when drains were performed, including any issues encountered during the process. This documentation will help track maintenance efforts over time and identify patterns or areas needing improvement.
Incorporating these practices into your compressed air system maintenance routine can greatly enhance its efficiency while prolonging equipment lifespan and minimizing downtime.
Maintenance Tip | Benefits |
---|---|
Scheduled Drainings | Prevents moisture buildup |
Automatic Drains | Reduces chances of human error |
Monitoring Discharge Quality | Ensures compliance with environmental regulations |
Documenting Drain Activities | Helps track maintenance efforts and identify areas for improvement |
With a clear understanding of the importance of draining air compressor tanks, we now move on to another critical aspect of maintenance – Checking for Oil Leaks. By promptly addressing this issue, you can avoid potential damage and maintain an efficient compressed air system.
Checking for oil leaks
Transitioning from the previous section on Draining air compressor tanks, it is crucial to ensure that your compressed air system operates at peak efficiency. One key aspect of maintenance involves regularly inspecting and cleaning the cooling fans. Let’s explore why this step is essential for optimal performance.
Imagine a scenario where an industrial facility relies heavily on its compressed air system to power various tools and equipment. Over time, dust, debris, and other contaminants can accumulate on the cooling fans of the air compressors. This buildup hampers proper airflow, leading to increased operating temperatures within the system. As a result, energy consumption rises while output decreases, ultimately impacting productivity and increasing operational costs.
To prevent such issues, here are some steps you should follow when inspecting and cleaning your air compressor’s cooling fans:
- Start by disconnecting the power supply to ensure safety.
- Remove any protective covers or grills that may be in place.
- Use compressed air or a soft brush to gently remove dust and debris from the fan blades.
- Carefully clean all surfaces surrounding the fan area before replacing any covers or grills.
By adhering to these guidelines, you can effectively maintain your cooling fans and keep them free from obstructions. Regular inspection and cleaning will not only enhance overall system efficiency but also extend the lifespan of your compressor equipment.
In keeping with our commitment to providing comprehensive guidance on air compressor maintenance, we will now move forward to discuss another critical step: inspecting and addressing oil leaks within your compressed air system.
Inspecting and cleaning cooling fans
Inspecting and Cleaning Cooling Fans to Optimize Performance
To ensure optimal performance of your compressed air system, it is crucial to regularly inspect and clean the cooling fans. Failure to do so can lead to reduced efficiency, increased energy consumption, and potential damage to the compressor. Let’s consider a hypothetical example to understand the importance of this maintenance task.
Imagine a manufacturing facility that relies heavily on compressed air for various operations. Over time, dust particles accumulate on the cooling fans due to their constant exposure to the surrounding environment. If left unattended, these deposits hinder proper airflow, resulting in elevated operating temperatures within the compressor unit. Consequently, the compressor may experience more frequent breakdowns or even complete system failure.
To avoid such issues, follow these essential tips when inspecting and cleaning your cooling fans:
- Regularly check for any signs of dust accumulation on the fan blades.
- Ensure that there are no obstructions hindering proper rotation.
- Use appropriate cleaning tools (such as compressed air) to remove all debris from both sides of the fan blades thoroughly.
- Consider scheduling professional maintenance at regular intervals for comprehensive inspection and deep cleaning.
By adhering to these guidelines, you can help prevent overheating issues caused by obstructed cooling fans. This proactive approach will not only improve overall system efficiency but also extend the lifespan of your compressor equipment.
Furthermore, incorporating routine inspections and fan cleaning into your maintenance schedule offers several advantages:
Benefits | |
---|---|
Enhanced Performance | Improved airflow optimizes cooling capacity, leading to better overall performance. |
Energy Savings | Efficient cooling reduces energy consumption by preventing unnecessary strain on the system. |
Cost Reduction | Minimizing the risk of breakdowns and extending equipment life helps avoid costly repairs or replacements. |
Increased Reliability | Regular maintenance ensures reliable operation, minimizing downtime in critical applications. |
Regularly inspecting and cleaning cooling fans is just one aspect of comprehensive air compressor maintenance. The next section will explore another crucial step: regularly inspecting and replacing worn-out parts.
Regularly inspecting and replacing worn out parts
Transitioning from the previous section, where we discussed the importance of inspecting and cleaning cooling fans to ensure efficient air compressor operation, let us now delve into another crucial aspect of air compressor maintenance. In this section, we will explore how regularly inspecting and replacing worn-out parts contributes to enhancing the overall performance and longevity of your compressed air system.
To illustrate the significance of this topic, consider a hypothetical scenario where an industrial facility experiences a sudden drop in compressed air pressure due to a malfunctioning valve. This issue leads to decreased productivity as equipment reliant on compressed air fails to perform optimally. Upon inspection, it is discovered that the valve has become worn out over time and needs immediate replacement. By promptly identifying and addressing such issues through regular inspections, businesses can avoid costly breakdowns and maintain uninterrupted production flow.
When it comes to maintaining optimal performance levels for your compressed air system, here are some essential practices regarding inspecting and replacing worn-out parts:
- Conduct routine visual inspections: Regularly examine various components such as valves, seals, gaskets, belts, filters, hoses, connectors, and fittings for signs of wear or damage.
- Perform functional tests: Test critical components like pressure relief valves or solenoid valves periodically to ensure they are operating correctly.
- Keep detailed records: Maintain a comprehensive log of all inspections carried out along with any repairs or replacements made. This record helps identify recurring issues or patterns that may require additional attention.
- Collaborate with professionals: Consult experienced technicians or manufacturers’ guidelines for specific recommendations related to inspection intervals or replacement schedules based on usage patterns.
Table showcasing estimated lifespan (in years) of common air compressor parts:
Parts | Estimated Lifespan |
---|---|
Valves | 5-10 |
Filters | 1-3 |
Gaskets and seals | 3-5 |
Belts and pulleys | 2-4 |
By diligently adhering to these inspection practices and promptly replacing worn-out components, businesses can ensure the long-term efficiency of their compressed air systems. This proactive approach not only minimizes costly downtime but also contributes to increased productivity and reduced energy consumption.
Transitioning into the subsequent section on monitoring and adjusting pressure levels, it is vital to understand how maintaining proper operating pressures further optimizes your compressed air system’s performance.
Monitoring and adjusting pressure levels
Regularly inspecting and replacing worn out parts is crucial for maintaining the efficiency of an air compressor. By ensuring that all components are in good condition, you can prevent unexpected breakdowns and optimize the performance of your compressed air system. However, there are other important factors to consider when it comes to air compressor maintenance.
One aspect that should not be overlooked is monitoring and adjusting pressure levels. Incorrect pressure settings can lead to excessive wear on the equipment or even damage to downstream devices. For instance, if the pressure exceeds the recommended limit, it may cause leaks in pipes or fittings, resulting in energy wastage and decreased system efficiency. On the other hand, insufficient pressure may lead to inadequate performance or failure of tools and machinery relying on compressed air.
To maintain optimal pressure levels in your compressed air system, follow these essential tips:
- Regularly check pressure gauges: Monitor the pressure readings on a regular basis using reliable gauges installed at various points within your system. This will help you identify any deviations from the desired operating range promptly.
- Adjust regulator settings: If you notice significant variations in pressure readings, take action by adjusting the regulator settings accordingly. Consult the manufacturer’s guidelines or seek professional assistance if needed.
- Conduct leak detection tests: Leaks can significantly impact overall system performance and increase energy consumption. Periodically conduct leak detection tests to identify and fix any potential leaks promptly.
- Install automatic controls: Consider installing automatic control systems such as variable speed drives (VSD) or programmable logic controllers (PLC) to regulate pressure more efficiently based on demand fluctuations.
In order to visualize the importance of proper pressure management, let’s consider a hypothetical scenario where a manufacturing facility neglects this aspect of air compressor maintenance. The table below highlights some consequences that might arise due to improper pressure regulation:
Consequences | Impact |
---|---|
Increased energy consumption | Higher operational costs |
Decreased tool lifespan | Frequent repairs and replacement |
Reduced productivity | Downtime and delays in production |
Compromised product quality | Potential defects or inefficiencies |
In light of these potential drawbacks, it becomes evident that monitoring and adjusting pressure levels is crucial for ensuring the longevity and efficiency of your compressed air system.
Checking and replacing faulty pressure switches is another important step in maintaining an efficient air compressor. Faulty pressure switches can lead to inaccurate readings, inconsistent performance, or even complete system failure.
Checking and replacing faulty pressure switches
Section Title: Optimizing Air Compressor Efficiency through System Maintenance
By effectively monitoring and adjusting pressure levels, you can ensure the optimal functioning of your compressed air system. Now let’s delve into another crucial aspect of air compressor maintenance – checking and replacing faulty pressure switches.
Checking and Replacing Faulty Pressure Switches:
To maintain a highly efficient compressed air system, it is vital to regularly inspect and replace any defective pressure switches. Let’s consider an example scenario where a manufacturing facility relies heavily on its compressed air system for various production processes. One day, the operators notice that the pressure in their system fluctuates erratically, leading to inconsistent operation of pneumatic tools. Upon investigation, they discover that one of the pressure switches has malfunctioned due to wear and tear over time.
Addressing this issue promptly is essential to prevent further disruptions in productivity. Here are some key steps to follow when checking and replacing faulty pressure switches:
-
Visual Inspection:
- Examine the switch housing for signs of physical damage or corrosion.
- Check electrical connections for loose or frayed wires.
- Ensure proper alignment between the actuator arm and contact points.
-
Testing Functionality:
- Utilize appropriate testing equipment (e.g., multimeter) to measure voltage outputs.
- Verify if the switch accurately detects changes in pressure by observing voltage fluctuations during operation.
- Compare readings with manufacturer specifications for accurate assessment.
-
Replacement Procedure:
- Disconnect power supply before removing the faulty switch.
- Follow manufacturer instructions for safe removal and installation.
- Use recommended replacement parts to ensure compatibility and performance reliability.
-
Regular Maintenance Schedule:
Implement a comprehensive maintenance plan that includes periodic inspection and replacement of pressure switches based on usage patterns or manufacturer recommendations.
Table: Common Signs Indicating Faulty Pressure Switches
Sign | Possible Cause | Solution |
---|---|---|
Inconsistent pressure | Malfunctioning switch | Check and replace faulty switch |
Frequent tripping | Overloaded circuit | Review electrical system capacity |
No response | Faulty wiring or loose connections | Inspect and repair electrical connections |
Erratic readings | Misaligned actuator arm | Properly align the actuator mechanism |
Incorporating these steps into your maintenance routine will help optimize your compressed air system’s performance, ensuring uninterrupted productivity and reducing costly downtime.
Now that we have covered checking and replacing pressure switches, let’s explore another critical aspect of air compressor maintenance – inspecting and cleaning intake valves. By proactively addressing potential issues with this component, you can further enhance the efficiency and reliability of your compressed air system.
Inspecting and cleaning intake valves
After ensuring that the pressure switches are in optimal condition, it is equally important to inspect and clean the intake valves of your compressed air system. Neglecting this crucial maintenance step can lead to decreased efficiency, increased energy consumption, and potential damage to the entire system. To illustrate the significance of this process, let’s consider a hypothetical scenario where a manufacturing plant experienced a sudden decrease in production output due to clogged intake valves.
Paragraph 1:
In this case study, the manufacturing plant had been operating smoothly for several months until they noticed a significant drop in their productivity levels. After investigating various factors, including machinery malfunction and human error, it was discovered that the culprit behind this decline was actually dirty intake valves within their compressed air system. The accumulation of dust, debris, and oil residue on these valves restricted proper airflow, resulting in reduced performance across all connected equipment.
To avoid such issues and maintain an efficient compressed air system, here are some essential tips for inspecting and cleaning intake valves:
- Regularly check for any signs of dirt or buildup on intake valve surfaces.
- Use appropriate tools such as brushes or compressed air blow guns to remove loose particles.
- Apply approved cleaning solvents or solutions recommended by the manufacturer for stubborn contaminants.
- Inspect valve seals for wear or damage and replace if necessary.
Bullet point list (evoking emotional response):
Taking proactive steps towards maintaining clean intake valves not only ensures peak performance but also offers other benefits like:
- Enhanced overall system efficiency
- Improved product quality
- Extended lifespan of equipment
- Decreased downtime
Paragraph 2:
To emphasize the importance of regular inspection and cleaning of intake valves further, consider the following table showcasing statistics from a recent survey conducted among industrial facilities:
Facilities with Regular Maintenance | Facilities without Regular Maintenance | |
---|---|---|
Average System Efficiency | 90% | 70% |
Equipment Failures per Year | 2-3 | 8-10 |
Annual Energy Savings | $15,000 | -$5,000 |
Production Output Increase | 20% | N/A |
Table (evoking emotional response):
These figures clearly demonstrate the positive impact of routine intake valve maintenance on system efficiency, equipment reliability, energy savings, and overall productivity. Neglecting this crucial aspect can result in considerable financial losses and hindered operational performance.
Regularly inspecting and cleaning condensate drains is another vital step towards maintaining a highly efficient compressed air system.
Regularly inspecting and cleaning condensate drains
Inspecting and cleaning intake valves is crucial for maintaining the efficiency of an air compressor. However, it is not the only aspect that needs attention when it comes to keeping your compressed air system in optimal condition. Regularly inspecting and cleaning condensate drains is another essential task that should be included in your maintenance routine.
Imagine a scenario where a manufacturing facility neglects to clean their condensate drains regularly. Over time, these drains become clogged with debris and contaminants, leading to inefficient drainage and potential damage to the entire system. This can result in increased energy consumption, decreased productivity, and costly repairs.
To ensure proper functioning of the condensate drains, here are some key steps you should follow:
- Inspect the drains on a regular basis: Set up a schedule for inspecting the condensate drains at least once per month or as recommended by the manufacturer. Look for any signs of blockage such as water pooling around the drain outlet or slow drainage.
- Clean out any accumulated debris: Use appropriate tools like brushes or compressed air to remove any dirt, sediment, or other materials that may have accumulated inside the drain pipes or traps. Make sure to follow safety guidelines and wear protective gear during this process.
- Test the drainage performance: After cleaning out the drains, verify their functionality by pouring water into them and observing how quickly it flows through without any backflow or leakage.
- Consider installing automatic drain valves: These devices can help automate the draining process by eliminating manual intervention. Automatic drain valves use sensors to detect when there is excess moisture present and release it automatically.
Emphasizing the importance of maintaining clean condensate drains creates awareness about preventing potential issues within a compressed air system. It ensures efficient operation while minimizing downtime due to unexpected malfunctions.
In our next section, we will explore another vital aspect of air compressor maintenance: ensuring proper lubrication of moving parts. By implementing effective lubrication practices, you can extend the lifespan of your equipment and optimize its performance.
Ensuring proper lubrication of moving parts
Regularly inspecting and cleaning condensate drains is just one aspect of air compressor maintenance that contributes to the efficiency of a compressed air system. Another crucial element in ensuring optimal performance is proper lubrication of moving parts.
Imagine a manufacturing facility that relies heavily on compressed air for various operations, such as powering pneumatic tools and operating machinery. In this hypothetical case study, neglecting to perform regular maintenance on the air compressor led to increased energy consumption and decreased productivity. The lack of proper lubrication resulted in excessive friction between the moving parts, leading to premature wear and tear.
To prevent such issues from occurring, it is essential to prioritize the lubrication of moving parts within an air compressor system. Here are some key tips to keep in mind:
- Use the recommended lubricant: Different types of compressors require specific lubricants. It’s important to consult the manufacturer’s guidelines or seek professional advice to ensure you are using the correct type and grade of lubricant.
- Regularly check oil levels: Monitoring oil levels at predetermined intervals helps identify any potential leaks or excessive consumption. Low oil levels can lead to inadequate lubrication, resulting in equipment failure.
- Change oil filters regularly: Oil filters play a vital role in removing contaminants from the lubricating oil. Regularly replacing these filters ensures clean oil circulation throughout the system.
- Maintain cleanliness around the compressor: Keeping the area surrounding the compressor clean minimizes dust and debris accumulation, reducing the risk of contamination within the system.
In addition to these practical tips, understanding the benefits of proper lubrication can further emphasize its importance:
Reduced Friction: | Proper lubrication reduces friction between moving parts, minimizing wear and extending component life span. |
Energy Efficiency: | Well-lubricated components experience less resistance during operation, resulting in lower energy consumption and cost savings over time. |
Enhanced Performance: | Adequate lubrication ensures smooth operation, promoting overall system efficiency and productivity. |
Prevention of Costly Repairs: | By maintaining proper lubrication, the risk of major breakdowns and costly repairs is significantly reduced. |
By incorporating these maintenance practices into your compressed air system routine, you can maximize its efficiency while minimizing downtime and unnecessary expenses. Regularly Inspecting and Cleaning condensate drains, along with ensuring proper lubrication of moving parts, are key elements in achieving optimal performance for your air compressor system.