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Description
The Lang Tools Hose Assembly Replacement Part (74447) is an essential component for professionals utilizing Lang Tools automotive diagnostic equipment, particularly the TU-443 Deluxe Global Fuel Injection Pressure Test Set. This specific hose assembly is engineered to provide a reliable and accurate connection between your diagnostic tool and a vehicle's fuel injection system. Measuring 4 feet in length, it offers sufficient reach for various testing scenarios.
KEY FEATURES AND BENEFITS:
- Direct Replacement Component: Specifically designed to replace the original hose assembly in Lang Tools fuel injection pressure test sets, ensuring perfect fit and function without compatibility issues.
- Precision Connectivity: Features both a 1/8" MNPT threaded connection for secure attachment to gauges and a quick-connect fitting for efficient connection to vehicle fuel systems, streamlining diagnostic procedures.
- Optimal Length for Access: The 4-foot length provides adequate reach, allowing technicians to comfortably perform tests in various vehicle configurations without strain or awkward positioning.
- Enhanced Diagnostic Accuracy: A reliable hose connection is crucial for accurate fuel pressure readings, which directly contributes to precise troubleshooting and repair of fuel-related issues.
- Broad Compatibility: While primarily for the TU-443, its standard fittings make it suitable for other Lang Tools fuel injection testers and cleaners that use a GM Schrader adapter, offering versatility.
SPECIFICATIONS:
- Part Number: 74447 (STA74447, Star/Lang 74447)
- Hose Length: 4 feet
- Hose Color: Black
- Fitting 1: 1/8" MNPT (Male National Pipe Taper)
- Fitting 2: Quick Connect
- Included in Product: 1 x Lang Tools Hose Assembly Replacement Part (74447)
HOW TO USE:
- Safety First: Ensure the vehicle's engine is off and cool. Relieve any residual fuel system pressure according to the vehicle manufacturer's service manual before proceeding. Wear appropriate safety gear, including eye protection.
- Connect to Gauge/Tester: Thread the 1/8" MNPT end of the 74447 hose securely onto the appropriate port of your Lang Tools fuel pressure gauge or diagnostic tester. Hand-tighten first, then use a wrench if necessary, ensuring a leak-free seal.
- Locate Fuel Test Port: Identify the fuel injection test port on the vehicle's fuel rail. This is typically a Schrader valve type fitting.
- Attach to Vehicle: Press the quick-connect end of the 74447 hose firmly onto the vehicle's fuel test port until it clicks into place, indicating a secure connection.
- Perform Test: Follow the instructions for your specific Lang Tools fuel injection pressure test set to perform the necessary diagnostic test (e.g., check static pressure, running pressure, or leak-down).
- Disconnect Safely: After testing, depressurize the fuel system as per the vehicle's service manual. Then, safely disconnect the quick-connect fitting from the vehicle by pulling back the collar and gently removing the hose. Finally, disconnect the hose from your gauge.
BENEFITS OF USING LANG TOOLS HOSE ASSEMBLY REPLACEMENT PART (74447):
- Restores the full diagnostic capability of your Lang Tools fuel injection test kit.
- Provides a precise and secure connection for accurate fuel pressure readings.
- Minimizes the risk of fuel leaks during testing due to its quality fittings.
- Extends the lifespan of your overall fuel injection test set by allowing component replacement.
- Simplifies the process of connecting and disconnecting from vehicle fuel systems.
- Helps in efficient troubleshooting of fuel delivery and engine performance issues.
FEATURES:
- Robust 4-foot flexible hose construction.
- Standard 1/8 inch male National Pipe Taper fitting.
- Integrated quick-release connector for rapid attachment.
- Designed to withstand typical fuel system pressures.
- Black finish for easy identification and professional appearance.
- Engineered for compatibility with Lang Tools diagnostic series.
- Facilitates connection to common GM Schrader valve test ports.
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