Aircraft Fuel Accessory Test Bench

The Aircraft Fuel Accessory Test Bench is a specialized ground support equipment (GSE) designed to facilitate the functional and operational testing of aircraft fuel system components. Manufactured by Hydraulics International, Inc. (HII), this test bench ensures that fuel accessories such as pumps, valves, and manifolds operate efficiently and safely, thereby maintaining the overall integrity and performance of the aircraft's fuel system.​

Technical Details:

1. Test Fluid Compatibility:

   • Fluids Supported: The test bench is compatible with various aviation fuels, including gasoline, kerosene, and JP-8, allowing for versatile testing scenarios that closely mimic actual operating conditions.​HII Group Asia

2. Flow Rate and Pressure Capabilities:

   • Flow Rate: Capable of delivering fuel flow rates up to 65 gallons per minute (GPM), accommodating a wide range of fuel system components.​

   • Pressure Range: Supports pressure testing up to 5,000 pounds per square inch (PSI), enabling comprehensive evaluation of components under various pressure conditions.​

3. Filtration System:

   • Multi-Stage Filtration: Equipped with a multi-stage filtration system to remove particulate contaminants and water from the test fluid, ensuring that components are tested with clean fuel, which is critical for accurate results and component longevity.​

4. Measurement and Monitoring:

   • Flow Measurement: Incorporates precision flowmeters with an accuracy of ±1% of the instantaneous reading, providing reliable data for assessing component performance.​HII Group Asia

   • Pressure Monitoring: Features high-accuracy pressure transducers and gauges to monitor test pressures, ensuring that components are subjected to precise and controlled conditions.​

5. Safety Features:

   • Explosion-Proof Design: Constructed with materials and components that meet stringent safety standards for hazardous locations, minimizing the risk of ignition during testing.​HII Group Asia+1HII Group Asia+1

   • Emergency Shut-Off: Includes an emergency shut-off mechanism to immediately halt operations in case of anomalies, protecting both personnel and equipment.​

6. Control System:

   • User Interface: Features an intuitive control panel with digital displays for monitoring flow rates, pressures, and other critical parameters, enhancing operational efficiency and ease of use.​

   • Programmable Logic Controller (PLC): Utilizes a PLC to automate test sequences, data acquisition, and safety interlocks, ensuring repeatability and reliability of test procedures.​

7. Design and Mobility:

   • Compact Footprint: Designed with a compact footprint to fit within standard maintenance facilities, optimizing space utilization.​

   • Mobility Options: Optional caster wheels or skid-mounted configurations are available to facilitate easy relocation within the maintenance area.​

Applications:

• Fuel Pump Testing: Evaluates the performance of electric motor-driven submerged fuel booster pumps, ensuring they meet operational specifications before installation or after maintenance.​HII Group Asia

• Valve Testing: Assesses the functionality of fuel system valves, including relief valves and shut-off valves, to verify proper operation under various pressure and flow conditions.​

• Manifold Testing: Tests fuel manifolds for leaks, pressure integrity, and flow distribution to ensure they meet design specifications and operational requirements.​

• Leak Detection: Conducts static tests to detect external leaks in fuel system components, ensuring system integrity and safety.​

Technical Specifications Table:

Incorporating the Aircraft Fuel Accessory Test Bench into maintenance operations ensures that fuel system components are thoroughly evaluated for performance and safety. Its robust design, advanced monitoring capabilities, and adherence to safety standards make it an essential tool for aviation maintenance facilities aiming to uphold the highest levels of operational readiness and safety.