C1010AS - Remote Mount Hydraulic Pump With AS301 Air Shift Cylinder Included

The Remote Mount Hydraulic Dump Pump with Air Control from Buyers Products is a compact and efficient source of hydraulic power for your vehicle. It is designed for dump operations with 2 or 3 line plumbing and has pneumatically-controlled shift operations. The air shift cylinder is included. The bracket is sold separately.

Specifications

Advanced Technical Overview: Remote Mount Hydraulic Pump with Integrated AS301 Air Shift Cylinder

The Remote Mount Hydraulic Pump, featuring an integrated AS301 Air Shift Cylinder, represents a paramount engineering solution for demanding hydraulic applications, particularly within the heavy-duty dump and vocational truck sector. This comprehensive system is meticulously designed to deliver robust, efficient, and precisely controlled hydraulic power, essential for the reliable operation of dump bodies, snowplows, cranes, and various other auxiliary equipment. Its remote mount configuration, coupled with pneumatic shifting, optimizes performance, extends operational life, and enhances user convenience.

Core Hydraulic Pump Technology and Principles

At the heart of this system is a high-performance gear pump, a fundamental component celebrated for its durability, volumetric efficiency, and consistent output. Gear pumps operate on a straightforward yet highly effective principle: a pair of meshing gears rotates within a precisely machined housing. As the gears rotate, fluid from the suction port is drawn into the spaces between the gear teeth and the pump housing. This fluid is then carried around the periphery of the gears and is positively displaced as the teeth mesh on the outlet side, forcing it out through the discharge port under pressure. This positive displacement characteristic ensures a predictable flow rate, crucial for applications requiring consistent hydraulic power delivery.

The internal geometry and manufacturing precision of these gears are critical to the pump's overall performance. The specified 2.5-inch gear size and width are indicative of a robust design capable of handling significant torque and pressure loads. Larger gear widths generally allow for higher flow rates per revolution and contribute to the pump's overall structural integrity, enabling it to withstand the rigorous conditions often encountered in mobile hydraulic systems. The tight tolerances between the gear teeth and the pump housing minimize internal leakage, maximizing volumetric efficiency and ensuring that a high percentage of the input power is converted into usable hydraulic energy.

Advantages of Remote Mount Configuration

The designation "Remote Mount" is a key differentiator for this hydraulic pump. Unlike direct-mount pumps that attach directly to a Power Take-Off (PTO) unit on the vehicle's transmission, a remote mount pump offers significant installation flexibility and operational benefits. It is typically mounted on the vehicle frame, separated from the PTO by a driveline and universal joints. This configuration provides several strategic advantages:

1. Optimized Placement: Remote mounting allows the pump to be positioned in an area that is less exposed to road debris, heat, and vibration originating directly from the transmission or engine. This contributes to a cleaner operating environment and potentially extends the pump's lifespan.
2. Reduced Vibration and Stress: By isolating the pump from direct contact with the PTO, vibrational forces and shock loads transmitted through the driveline are significantly dampened before reaching the pump's internal components. This reduces mechanical stress on bearings, seals, and gears.
3. Accessibility for Maintenance: A remote location often improves accessibility for routine maintenance tasks, such as fluid level checks, filter changes, and inspection of connections, thereby reducing service time and costs.
4. Enhanced System Design: Greater flexibility in system design. The pump can be placed closer to the hydraulic reservoir or the main control valve, optimizing hose routing, minimizing pressure drops, and improving overall hydraulic system efficiency.
5. Accommodation of Various PTOs: Remote mounting is particularly advantageous when a direct-mount PTO port is unavailable, or when the PTO's rotation or speed characteristics are not optimal for direct pump integration. It allows for the use of various driveline ratios to achieve the desired pump RPM, independent of the PTO output speed.

Integrated AS301 Air Shift Cylinder: Precision Pneumatic Control

A standout feature of this hydraulic pump is the inclusion of the AS301 Air Shift Cylinder for pneumatically controlled shift operations. This intelligent integration provides a reliable and responsive method for engaging and disengaging the pump from the vehicle's power source, typically a PTO. The AS301 air shift cylinder replaces traditional manual levers or electronic solenoids with a robust pneumatic mechanism, offering distinct operational advantages:

1. Reliability and Durability: Pneumatic systems are inherently robust, less susceptible to electrical failures, and perform consistently across a wide range of environmental conditions. The AS301 is engineered for longevity in harsh mobile equipment environments.
2. Operator Convenience and Safety: Shifting the pump via a pneumatic control is effortless, requiring only the activation of a switch within the vehicle's cab. This reduces operator fatigue and eliminates the need for complex mechanical linkages, which can bind or wear over time.
3. Seamless Integration with Vehicle Air Systems: Most heavy-duty trucks are equipped with an onboard air system (for brakes, air suspension, etc.). The AS301 seamlessly taps into this existing infrastructure, simplifying installation and reducing the need for additional electrical wiring or hydraulic lines solely for shifting.
4. Precise Engagement: The controlled force of compressed air allows for smooth and precise engagement of the pump clutch, minimizing shock loads on the driveline and PTO components, thereby extending their service life.
5. Immediate Response: Pneumatic signals transmit quickly, ensuring prompt engagement or disengagement of the pump, which is crucial for time-sensitive operations like dump cycles or emergency disengagement.

The AS301 cylinder works by using compressed air pressure to actuate a piston, which in turn moves a shift fork to engage or disengage the pump's internal clutch mechanism. When air pressure is applied to one side of the piston, it moves, causing the pump to engage. Releasing or applying pressure to the other side disengages it. This positive and secure engagement mechanism ensures that the pump is either fully engaged for power delivery or completely disengaged to prevent unnecessary wear and parasitic losses when not in use.

Performance Specifications and Their Operational Significance

The detailed specifications provided underscore the pump's capability for heavy-duty applications:

• Displacement: 6 Cubic Inches/Revolution: This volumetric displacement indicates the amount of fluid the pump moves with each full rotation of its gears. A 6 cubic inch displacement is substantial, signifying the pump's ability to generate high flow rates efficiently.
• Flow Rates (GPM at various RPMs): The provided flow data is crucial for matching the pump to specific application requirements.
  • 600 RPM: 13 GPM
  • 900 RPM: 21 GPM
  • 1000 RPM: 25 GPM
  • 1200 RPM: 33 GPM
  • 1500 RPM: 37.5 GPM
  • 1800 RPM: 46 GPM
  These figures illustrate a linear relationship between input RPM and output flow, characteristic of a positive displacement pump. For dump operations, a flow rate of 25-46 GPM (typical operating range) is excellent for achieving rapid lift and lower cycles, enhancing productivity. For instance, a 1500 RPM input, yielding 37.5 GPM, allows for swift operation of large dump bodies. The ability to operate effectively across a wide RPM range, up to a maximum of 2000 RPM, ensures adaptability to various engine and PTO speeds.
• Maximum Pressure: 2500 PSI: This maximum operating pressure rating is critical. 2500 PSI (Pounds per Square Inch) provides ample hydraulic force to lift heavy loads, such as fully loaded dump beds, operate large cylinders, and power other high-force actuators. This rating ensures a significant safety margin for typical dump applications, which often require sustained pressures between 1500-2200 PSI.
• Gear Size/Width: 2.500 Inches: The substantial gear width (2.5 inches) contributes directly to the pump's robust construction and efficiency. Wider gears translate to a larger displacement volume per revolution and increased contact area, leading to better wear distribution and extended service life under continuous high-pressure operation.
• Rotation: Clockwise or Counterclockwise: This bidirectional rotation capability significantly enhances the pump's versatility, allowing it to be integrated with a broader range of PTO units and driveline configurations without requiring specific pump models for different PTO rotations. This flexibility simplifies inventory management and application matching.

Material Science and Construction Integrity

The choice of materials and construction methods is paramount for the longevity and reliability of a hydraulic pump subjected to demanding conditions:

• Material: Cast Iron: The pump housing is constructed from cast iron, a material renowned in the hydraulic industry for its exceptional strength, rigidity, and damping properties.
  • Strength and Durability: Cast iron provides superior structural integrity, resisting deformation under high internal pressures and external mechanical stresses.
  • Vibration Dampening: Its inherent metallurgical structure allows cast iron to effectively dampen vibrations, reducing noise levels and minimizing wear on internal components.
  • Heat Dissipation: Cast iron exhibits good thermal conductivity, aiding in the dissipation of heat generated during operation, which helps maintain optimal fluid temperatures and prevents component degradation.
  • Corrosion Resistance: While not entirely impervious, cast iron offers good resistance to many common corrosive agents encountered in mobile environments, especially when adequately painted or coated.
  The robust cast iron construction ensures the pump can endure the harsh operating environments of construction sites, municipal operations, and agricultural fields.
• Porting and Connections:
  • Inlet Port Size: 1 1/2 NPT (National Pipe Taper)
  • Suction Port Size: 1 1/2 NPT
  • Outlet Port Size: 1 NPT
  • Rear Port Size: 1 NPT
  The use of NPT threads is standard in industrial and mobile hydraulic applications, providing secure, tapered, and leak-resistant connections. The larger 1 1/2 NPT inlet/suction port is crucial for minimizing pressure drop on the suction side, preventing cavitation, and ensuring a steady, unimpeded flow of hydraulic fluid into the pump, which is vital for pump longevity and efficiency. The 1 NPT outlet port is suitably sized to handle the high-pressure discharge. The specification of "Rear Ports" indicates a common and often convenient porting location for straightforward plumbing layouts in many vehicle installations.
• Shaft Design: 1-Inch, Round/Keyed Shaft: The 1-inch keyed shaft is designed for robust torque transmission from the driveline. A keyed shaft features a groove (keyway) that mates with a corresponding key in the coupling, preventing rotational slippage and ensuring positive power transfer. This design is highly reliable for transmitting significant torsional loads without failure. The precise 4.00-inch pilot diameter ensures accurate alignment of the pump to its mounting bracket and power source, reducing vibrational stress and extending bearing life.

Integration, Installation, and Maintenance Considerations

Effective integration of this remote mount hydraulic pump into a vehicle's hydraulic system requires careful planning:

• Mounting Bracket (Sold Separately): While the AS301 air shift cylinder is included, the mounting bracket is sold separately. This modular approach allows for application-specific brackets, ensuring optimal fit and support for diverse vehicle chassis designs and mounting locations. It allows installers to select a bracket that best suits their particular vehicle model or custom installation, ensuring secure and vibration-dampened attachment.
• Hydraulic System Components: A complete hydraulic system requires more than just the pump. It necessitates an adequately sized hydraulic reservoir (tank) to hold the fluid, a high-quality filter to remove contaminants and protect components, appropriate hydraulic hoses and fittings rated for the system's pressure, and control valves (e.g., dump body control valves) to direct the hydraulic flow to the actuators.
• PTO and Driveline Matching: Proper matching of the pump's operating speed range (up to 2000 RPM) to the chosen PTO's output speed and the driveline's capabilities is essential. The driveline must be capable of transmitting the required torque and accommodating any angular misalignment.
• Fluid Selection: Using the correct type and viscosity of hydraulic fluid, as specified by the manufacturer, is critical for optimal performance, lubrication, and heat transfer. Regular fluid analysis and replacement are vital maintenance practices.
• Preventive Maintenance: To ensure maximum service life and prevent premature failure, regular preventive maintenance is imperative. This includes checking hydraulic fluid levels and condition, inspecting hoses and connections for leaks or damage, verifying the cleanliness of filters, and ensuring all mounting hardware remains secure. The pneumatic shift mechanism should also be regularly checked for proper air pressure and function.

Diverse Application Spectrum

The Remote Mount Hydraulic Pump with AS301 Air Shift Cylinder is engineered for a wide array of demanding applications where reliable, high-pressure hydraulic power is non-negotiable:

• Dump Trucks and Trailers: Its primary design purpose, providing the force to lift and lower dump bodies for material hauling in construction, landscaping, and waste management. The efficient flow rates ensure quick cycle times, boosting productivity.
• Snow and Ice Control Equipment: Powering plows, spreaders, and de-icing equipment on municipal and commercial vehicles, ensuring effective winter operations.
• Roll-Off and Hooklift Systems: Providing the hydraulic muscle for loading, unloading, and tipping large containers used in waste disposal and recycling.
• Agricultural Machinery: Operating various implements on farm vehicles requiring substantial hydraulic force.
• Utility and Service Vehicles: Powering utility booms, winches, and auxiliary tools on service trucks.
• Forestry Equipment: Actuating loaders, grapples, and other components on logging and timber handling machinery.

Conclusion

The Remote Mount Hydraulic Pump with AS301 Air Shift Cylinder is a meticulously engineered hydraulic power solution that excels in performance, durability, and operational flexibility. Its robust cast iron construction, high volumetric displacement, impressive pressure capability, and versatile flow rates make it ideally suited for the most demanding dump and auxiliary power applications. The integrated AS301 pneumatic shift cylinder offers superior reliability and ease of control, leveraging existing vehicle air systems for seamless operation. By offering a remote mounting configuration and flexible rotation options, this pump provides unparalleled adaptability for diverse vehicle architectures and operational requirements. Investing in this system ensures a dependable and efficient source of hydraulic power, contributing to enhanced productivity, reduced downtime, and extended service life for heavy-duty mobile equipment.