Why Do You Use Desiccant Breathers in Hydraulic Systems?

The Role of Desiccant Breathers in Hydraulic Systems

Desiccant breathers play a crucial role in maintaining the cleanliness and efficiency of hydraulic systems. These breathers are designed to prevent contamination of the hydraulic fluid by removing harmful moisture and particulate matter from the air that enters the system. Operating in harsh environments, hydraulic systems are exposed to a wide variety of contaminants that can degrade the performance and lifespan of the system’s components. 

Desiccant breathers effectively filter the air, trapping solid particles and absorbing moisture before it enters the system. By keeping the hydraulic fluid clean, desiccant breathers can help extend the service life of hydraulic system components, reduce the risk of costly repairs, and improve overall system efficiency. Regular monitoring and maintenance of desiccant breathers are essential to ensure optimal performance and prevent the buildup of contaminants in the hydraulic fluid. 

The frequency of replacement or servicing of desiccant breathers will vary depending on the operating environment, the cleanliness levels required, and the specific desiccant breather model used.

Impact on Hydraulic System Performance and Longevity

Desiccant breathers play a crucial role in maintaining optimal hydraulic system performance and longevity. These breathers help prevent moisture and particle contamination, which can have detrimental effects on the viscosity and flow rates of hydraulic fluid.

Moisture contamination in hydraulic systems can lead to a variety of issues. It can cause the hydraulic fluid to become acidic, leading to corrosion and damage to various system components. Additionally, moisture can significantly affect the lubricating properties of the fluid, reducing its ability to protect crucial hydraulic components.

Particle contamination, on the other hand, can clog filters and restrict the flow of hydraulic fluid. This can result in decreased system efficiency and increased operating costs. The presence of particles can cause excessive wear on critical components, ultimately leading to costly repairs.

By using desiccant breathers, hydraulic systems can effectively prevent moisture and particle contamination. These breathers are designed to filter out harmful moisture, oil mist, and solid particles before they can enter the hydraulic system. This helps maintain optimal cleanliness levels and prolong the life of the hydraulic fluid.

To ensure continued effectiveness, desiccant breathers should be regularly inspected and replaced or serviced as needed. The frequency of replacement or service depends on various factors such as the operating environment, humidity levels, and flow rates. Regular maintenance of desiccant breathers is crucial to avoid unnecessary downtime and costly repairs.

Factors Influencing Desiccant Breather Service Intervals

The service intervals for desiccant breathers in hydraulic systems can vary depending on several factors. The operating environment plays a significant role in determining how often a desiccant breather needs to be serviced or replaced. 

Harsh environments, such as those with high levels of humidity or particulate contamination, may require more frequent servicing. The size of the hydraulic system and the flow rates of the fluid also impact service intervals. Systems with larger cubic feet per minute (CFM) and higher flow rates may need more frequent maintenance. 

Additionally, the type of desiccant breather used and its service life can affect the service interval. It is crucial to consult with the desiccant breather manufacturer to determine the recommended service intervals based on the specific conditions and requirements of your hydraulic system. Regular maintenance of desiccant breathers is essential to ensure their effectiveness in preventing moisture and particle contamination, ultimately prolonging the life of the hydraulic fluid and minimizing costly repairs.

Environment and Operating Conditions

Various environmental and operating conditions can significantly impact the service intervals of desiccant breathers in hydraulic systems. One of the crucial factors is the operating environment, including humidity levels and cleanliness levels. In humid work environments or those prone to water contamination, desiccant breathers may require more frequent replacement or servicing to maintain optimal performance. Similarly, environments with high levels of solid particles or contaminants can also reduce the service life of desiccant breathers, requiring more frequent maintenance.

Pressure drop is another important consideration. If the desiccant breather experiences a significant pressure drop, it may indicate that the breather is saturated and needs to be replaced or serviced. This is especially relevant in harsh environments or when dealing with high flow rates.

The service interval of desiccant breathers may also vary based on the size and capacity of the hydraulic system. Large hydraulic reservoirs or storage tanks may require more frequent replacement or servicing compared to smaller systems.

Ultimately, regular inspections and monitoring of the breather’s condition can help determine the appropriate service interval. This can help prevent lubricant contamination, extend the lubricant life, and reduce costly repairs. It is advised to consult the manufacturer’s guidelines and recommendations for specific desiccant breather models suitable for particular environmental and operating conditions.

Hydraulic System Usage and Operating Hours

Hydraulic system usage and operating hours play a crucial role in determining the service intervals of desiccant breathers. The frequency of system usage and the number of operating hours directly impact the performance and longevity of these breathers.

In active hydraulic systems with high usage rates and long operating hours, desiccant breathers tend to become saturated more quickly. These breathers are designed to remove harmful moisture, solid particles, and contaminants from hydraulic fluid, ensuring its cleanliness and extending the lubricant life. However, in high-demand environments, the desiccant material within the breather can reach its moisture-absorbing capacity faster.

Regularly monitoring the performance of desiccant breathers is essential. The breather’s pressure drop should be checked periodically, and if it shows a significant increase, it may indicate saturation and the need for replacement or servicing.

By taking into account the hydraulic system usage and operating hours, and considering the various factors that influence breather performance, service intervals can be established to ensure the continued effectiveness of desiccant breathers in maintaining clean and contaminant-free hydraulic systems.

Manufacturer Recommendations

Manufacturers of desiccant breathers for hydraulic systems typically provide specific recommendations for the replacement or servicing of these components. These recommendations take into account the wide variety of industry applications and operating environments in which desiccant breathers are used.

Following the manufacturer’s recommendations is crucial in ensuring the optimal performance and longevity of the hydraulic system. Manufacturers provide guidelines based on factors such as usage rate, operating hours, environmental conditions, and the level of contamination present.

Regular monitoring of the desiccant breather’s pressure drop is essential. If it shows a significant increase, it indicates that the desiccant material has reached its moisture-absorbing capacity and needs replacement or servicing. By adhering to manufacturer recommendations, costly repairs and maintenance can be avoided.

Signs a Desiccant Breather Needs Replacement or Servicing

Regular maintenance and replacement of the desiccant breather in a hydraulic system are crucial to ensure its optimal performance and prevent expensive repairs. By following the manufacturer’s recommendations, the breather’s service life can be maximized. However, there are certain signs that indicate when a desiccant breather needs replacement or servicing.

One of the main indicators is the pressure drop across the breather. Desiccant breathers are designed to have a certain level of pressure drop, but if it significantly increases, it suggests that the desiccant material has become saturated with moisture and is no longer effective. This increased pressure drop indicates that the breather has reached its moisture-absorbing capacity and needs to be replaced or serviced.

Regular inspection of the breather is also essential to identify any visual signs of damage or contamination. If there are visible signs of moisture entry or the breather appears dirty or clogged, it indicates that the breather is no longer functioning properly and needs attention.

Decreased Efficiency in Moisture and Particle Removal

A decrease in efficiency in moisture and particle removal is a clear sign that a desiccant breather in a hydraulic system needs replacement or servicing. Desiccant breathers play a vital role in maintaining the cleanliness and functionality of hydraulic systems by removing harmful moisture and solid particles from the incoming air.

When a desiccant breather becomes saturated with moisture and contaminants, its ability to effectively absorb moisture and filter out particles decreases. This decreased efficiency can lead to increased moisture and particle contamination in the hydraulic fluid, which can result in various issues such as decreased lubricant life, increased wear on hydraulic components, and costly repairs.

Regular monitoring and inspection of the desiccant breather’s efficiency is essential to ensure optimal performance and avoid costly damage in hydraulic systems.

Visual Inspection Cues

In addition to decreased efficiency, visual inspection cues can also indicate the need for breather replacement or servicing. One of the most prominent visual inspection cues that indicate a desiccant breather needs replacement or servicing in a hydraulic system is a change in the color of the desiccant material.

Desiccant breathers are typically equipped with a desiccant material, such as silica gel, that changes color as it becomes saturated with moisture and contaminants. This color change is a clear indication that the breather has reached its moisture-absorbing capacity and is no longer effective in maintaining the cleanliness of the hydraulic fluid. The specific colors that indicate different levels of deterioration or contamination may vary depending on the breather manufacturer and model.

Regularly inspecting the desiccant breather and replacing or servicing it when color change occurs is imperative in maintaining optimal hydraulic system performance and longevity. Incorporating visual inspection cues into a proactive maintenance routine can prevent costly repairs and ensure the hydraulic system operates efficiently in its operating environment.

Alarms or Monitoring Systems

Alarms or monitoring systems have a vital impact on detecting the need to replace or service a desiccant breather in a hydraulic system. These systems provide real-time information about the condition of the breather, allowing for proactive maintenance and preventing potential issues before they cause damage or downtime.

By monitoring the color of the desiccant material, these systems can provide an early warning when it starts to change, indicating that the breather is becoming saturated with moisture and contaminants. This allows maintenance personnel to schedule replacements or servicing before the breather becomes fully saturated and loses its effectiveness in maintaining the cleanliness of the hydraulic fluid.

There are different types of alarms or monitoring systems available in the market, each with its own features and functionalities. Some systems use sensors to measure the color change of the desiccant material and trigger an alarm or notification when it reaches a certain threshold. These systems can provide real-time information about the breather’s condition, allowing for timely action.

Other systems might use pressure drop or differential pressure sensors to monitor the flow rates and detect any restriction caused by a fully saturated breather. These systems can provide immediate alerts when there is a significant increase in pressure drop, indicating the need for breather replacement or servicing.

Steps for Replacing or Servicing a Desiccant Breather

Replacing or servicing a desiccant breather in a hydraulic system is an important maintenance task to ensure the longevity and efficiency of the system. Here are the steps to follow:

1. Assess the operating environment: Before replacing or servicing the desiccant breather, it is crucial to evaluate the operating environment of the hydraulic system. Factors such as humidity levels, particulate contamination, and water contamination must be considered to determine the frequency of replacement or servicing.

2. Inspect the desiccant breather: Check the color and condition of the desiccant material inside the breather. If it has changed color or is fully saturated, it indicates that the breather needs to be replaced or serviced. Additionally, inspect the breather for any visible damage or clogs that could affect its performance.

3. Remove the old breather: If the breather is due for replacement, carefully remove the old one from the hydraulic system. Follow the manufacturer’s instructions to ensure proper removal without causing any damage to the components or introducing contaminants into the system.

4. Clean the breather housing: Before installing a new breather or servicing the existing one, clean the housing thoroughly. Remove any dirt, debris, or accumulated contaminants to prevent contamination of the hydraulic fluid.

5. Install a new breather or service the existing one: Depending on the condition of the breather, either install a new one or service the existing breather. Follow the manufacturer’s instructions to ensure proper installation or servicing, including sealing any connections tightly to prevent leakage.

6. Test the breather: After replacement or servicing, test the breather to ensure it is functioning correctly. This may involve monitoring the pressure drop or using sensors to verify the breather’s effectiveness in maintaining the cleanliness and moisture levels of the hydraulic fluid.

7. Establish a maintenance schedule: Finally, establish a regular maintenance schedule for replacing or servicing the desiccant breather based on the operating environment, manufacturer recommendations, and the breather’s service life. Adhering to this schedule will help prevent costly repairs and ensure optimal performance of the hydraulic system.

By following these steps and regularly maintaining the desiccant breather, hydraulic systems can operate efficiently in a wide variety of industries and harsh environments, extending the life of the hydraulic components and minimizing the risk of lubricant contamination.

Safety Precautions

When replacing or servicing a desiccant breather in a hydraulic system, it is essential to prioritize safety to prevent accidents or injuries. Here are some key safety precautions to follow:

1. Wear appropriate protective gear: Ensure that you wear safety goggles, gloves, and protective clothing to protect yourself from any potential hazards during the replacement or servicing process.

2. Shut down the hydraulic system: Before starting any work on the desiccant breather, properly shut down the hydraulic system to prevent accidental activation of any hydraulic components or machinery.

3. Relieve pressure: Release pressure from the hydraulic system by slowly opening a valve or draining the fluid from the system. This step will help avoid any unexpected release of pressure during the replacement or servicing.

4. Follow manufacturer guidelines: Always refer to the manufacturer’s instructions or guidelines when handling the desiccant breather. Adhering to these instructions will ensure that you follow the recommended safety procedures specific to the breather model and minimize the risk of accidents.

5. Work in a well-ventilated area: Ensure that you are working in a well-ventilated area to avoid inhaling any harmful fumes or contaminants that may be present in the hydraulic system.

By following these safety precautions, you can minimize the risk of accidents and injuries while replacing or servicing a desiccant breather in a hydraulic system. Remember, safety should always be a top priority in any maintenance or servicing task.

Reach Out to Todd Technologies Inc. for Expert Guidance

If you find yourself uncertain about the status of your desiccant breather or when it’s time for service or replacement, we strongly urge you to reach out to the experts at Todd Technologies Inc. With our extensive experience and dedication to quality, we can provide you with the guidance and support needed to keep your machinery running at its best.

Don’t hesitate to contact us today for a thorough assessment and personalized recommendations, ensuring your equipment remains in optimal condition for years to come.

In the world of hydraulic systems, cleanliness is always a top priority. Clean hydraulic fluid promotes smooth operation and enhances overall efficiency, resulting in cost savings and increased productivity. However, when not maintained properly, fluid contamination can have severe consequences such as accelerated wear, reduced efficiency, and costly repairs.

To combat these issues, desiccant breathers have emerged as a crucial component for advanced filtration and maintaining clean hydraulic systems.

There are several reasons why desiccant breathers are essential in maintaining clean hydraulic systems. They prevent accelerated wear and damage to equipment surfaces, ultimately extending the service life of hydraulic components. They also effectively remove moisture and particulates, ensuring optimal performance and reducing the risk of system failure.

How Desiccant Breathers Extend the Service Life of Your Hydraulic Systems

Hydraulic systems are the lifeblood of numerous industrial operations, providing power and precision in a wide range of applications. However, the same attributes that make hydraulic systems important also make them highly susceptible to the damaging effects of moisture and contaminants. This is where desiccant breathers come to the rescue!

Desiccant breathers are ingenious little (and not so little) devices designed to combat moisture and particulate ingression into hydraulic reservoirs. They incorporate moisture-absorbing materials known as desiccants, which actively attract and trap water vapor from the incoming air. By doing so, they prevent the moisture from entering the system and wreaking havoc on sensitive components such as pumps, valves, and cylinders.

Desiccant breathers also serve as effective barriers against dirt, dust, and other airborne particles that might otherwise find their way into the hydraulic fluid. By maintaining a clean and dry environment within the reservoir, these breathers significantly reduce the risk of contamination-related wear and tear, preserving the integrity of the fluid and improving your overall system performance.

With reduced moisture and contaminants, hydraulic systems equipped with desiccant breathers experience less corrosion, decreased oxidation, and minimized sludge formation. That means improved reliability, reduced maintenance costs, and an extended service life of all your hydraulic equipment.

Why TTI PowerBreathers™ are the Best Choice to Protect Your Hydraulic Systems

At Todd Technologies Inc. (TTI), we understand the importance of clean hydraulics and offer a wide range of higher quality (and longer lasting) desiccant breathers to meet the diverse needs of industrial applications.

PowerBreather™: Advancements and Design Features

Our PowerBreather™ unit stands as a significant advancement over OEM breathers and dust caps. Equipped with layered filter media, it effectively blocks the entrance of solid particles and oil mist into the breather, preventing particulate contamination that could cause accelerated wear on equipment surfaces.

On top of that, the PowerBreather™ contains a bed of silica gel that removes harmful moisture from the incoming air. This not only protects the hydraulic system from corrosion but also keeps industrial equipment dry by drawing moisture from the inside of the equipment reservoir during shutdown or service.

Titan PowerBreather™: Extended Life and High Flow

TTI Titan PowerBreathers™ are the ideal choice for your large equipment and applications. With their extended life and high flow capabilities, they are designed to handle the demands of these rugged environments.

Our standard model, which comes with check valves oriented both in and out, is ideal for intermittent use. Our non-check valve model, which offers no restriction, is great for continuous use. Last but not least, our SmartFlow™ model — which does require the use of our SmartFlow™ adapter — offers users up to double the service life with its breather protecting design.

The Titan SmartFlow™ PowerBreather™ works by only handling incoming air to the system, allowing the SmartFlow™ adapter to handle all of the system’s exhalation. This protects the breather from oil mist and burping, overfills, and system upsets.

TitanBlock PowerBreather™: Enhanced Performance

To deliver superior filtration with higher efficiency and greater dirt loading capacity, we have developed the TitanBlock PowerBreather™ as a direct upgrade to Air Sentry’s® Guardian® series desiccant breathers. These breathers combine premier quality Power Gel with Dual Phase microglass 1-micron absolute media.

The result is an enhanced filtration system that captures particulates and prevents moisture from entering the hydraulic system, ensuring superior performance and extended equipment life.

Rebuildable Stainless Steel PowerBreather™: Protection and Extended Service Life

In high-flow applications, where durability and extended service life are critical, our Rebuildable Stainless Steel PowerBreather™ offers exceptional protection. Constructed from stainless steel, it acts as a robust barrier against airborne particles and water molecules.

By effectively removing contaminants, you not only extend the service life of equipment but also reduce maintenance costs, making it a valuable investment for hydraulic systems operating in demanding environments.

Operation and Active System Drying Process

During operation, the PowerBreather™ actively prevents particulates and moisture from entering the hydraulic system, ensuring clean and reliable performance. When the equipment is shut down, the silica gel in the breather continues an active system drying process, further reducing the risk of moisture accumulation. This process helps maintain a dry environment within the hydraulic system, minimizing the potential for corrosion and other damage.

Adapter Kits: Preventing Contamination

We also offer a wide variety of PowerBreather™ adapter kits. These kits include quick-connect fittings that facilitate easy connection and testing of hydraulic fluid and lubricants. Equipped with return and suction line capabilities, our adapter kits play a vital role in preventing the intrusion of moisture, dirt, foreign materials, and other contaminants. They are designed to ensure the cleanliness and reliability of totes, drums, gearboxes, and hydraulic tank applications.

Contact Us for Desiccant Breather Products and Accessories

Our range of high-quality desiccant breathers, including the advanced PowerBreather™ series, is designed and built right here in the U.S. to meet the diverse needs of industrial applications.

By employing innovative features such as advanced filtration media, moisture removal capabilities, and rebuildable options, our desiccant breathers provide superior protection, extended service life, and reduced maintenance costs. To learn more about our desiccant breather products and accessories, contact us today!