Description
The Lang Tools Small Schrader Hose Assembly w/Quick Coupler Plug (71319) is a specialized automotive tool designed to facilitate accurate fuel injection pressure testing. This essential adapter provides a secure and efficient connection between your fuel line and a small Schrader valve, a common component in many modern automotive fuel systems. Built with quality in mind, the 71319 assembly ensures reliable performance for both professional technicians and dedicated DIY enthusiasts. Its straightforward design integrates seamlessly into your existing Lang fuel pressure testing equipment, making diagnostics quicker and more precise. Whether you are troubleshooting engine performance issues or performing routine maintenance, this hose assembly is a valuable addition to your toolkit, helping you maintain optimal vehicle operation.
KEY FEATURES AND BENEFITS:
- Fuel Injection Adapter: Specifically designed to connect a fuel line to a small Schrader valve, making it indispensable for fuel pressure testing.
- Quick Coupler Plug: Features a quick coupler plug that allows for fast and secure attachment and detachment, significantly speeding up diagnostic procedures.
- Broad Compatibility: Engineered to work seamlessly with various Lang fuel pressure testing models, including TU-443, TU-448, TU-480A, TU-485A, TU-540, and TU-550, ensuring versatile application.
- Foster-Style Coupling System: Utilizes a reliable Foster-style coupling system to provide a tight, leak-free connection, enhancing safety and accuracy during testing.
- Automotive Application: Ideal for a wide range of automotive fuel injection systems, particularly those with small Schrader valves often found in Ford vehicles and other makes.
SPECIFICATIONS:
- Part Number: 71319
- Coupling System: Foster-style
- Origin: Made in the U.S.A.
- Included in Product: Small Schrader Hose Assembly with Quick Coupler Plug
HOW TO USE:
- Safety First: Before beginning, ensure the vehicle’s engine is off and cool. Relieve any residual fuel pressure in the system according to the vehicle manufacturer’s specifications. Wear appropriate personal protective equipment, including safety glasses and gloves.
- Locate Schrader Valve: Identify the small Schrader valve on your vehicle’s fuel rail. It typically resembles a tire valve stem.
- Connect Hose Assembly: Attach the small Schrader end of the Lang Tools 71319 hose assembly directly onto the vehicle’s fuel rail Schrader valve. Hand-tighten until snug, ensuring a proper seal.
- Connect to Pressure Gauge: Connect the quick coupler plug end of the 71319 hose assembly to your compatible Lang fuel pressure testing gauge (e.g., TU-443, TU-480A). Ensure the connection clicks into place securely.
- Perform Test: Follow the instructions for your specific fuel pressure testing gauge to perform the diagnostic test.
- Disconnect Safely: Once testing is complete and the system pressure has been safely bled (if necessary), disconnect the quick coupler plug from the pressure gauge, then carefully unthread the hose assembly from the vehicle’s Schrader valve.
BENEFITS OF USING LANG TOOLS SMALL SCHRADER HOSE ASSEMBLY W/QUICK COUPLER PLUG (71319):
- Accurate Diagnostics: Provides a precise and reliable connection for accurate fuel pressure readings, crucial for identifying fuel system issues.
- Time-Saving: The quick coupler plug design allows for rapid setup and teardown, optimizing diagnostic time in professional settings and for DIYers.
- Enhanced Safety: A secure, leak-free connection minimizes the risk of fuel spills and hazards during testing.
- Streamlined Process: Simplifies the connection process to small Schrader valves, reducing complexity during fuel system troubleshooting.
- Compatibility Assurance: Designed to integrate perfectly with a range of Lang fuel pressure testers, ensuring seamless operation within a cohesive diagnostic system.
FEATURES:
- Integrates a compact hose for flexibility.
- Equipped with a secure Foster-style quick connect.
- Features a dedicated small Schrader valve fitting.
- Designed for automotive fuel line adaptation.
- Constructed for repeated use in diagnostic environments.
- Enables efficient pressure monitoring.
- Specifically engineered to complement Lang testing apparatus.
- Offers a robust connection point.






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