Description
The Lang Tools M20-1.50 Diesel Compression Test Adapter (TU-15-34) is a specialized and essential tool for automotive and marine technicians. Engineered for precision, this adapter allows for accurate assessment of diesel engine compression, a critical indicator of engine health and performance. By replacing the fuel injector, the TU-15-34 provides a direct and secure connection for a diesel compression tester, facilitating reliable readings. Its design ensures compatibility with specific engine models, making it an indispensable component for diagnostic procedures. This adapter streamlines the compression testing process, enabling professionals to identify potential issues such as worn piston rings, damaged valves, or cylinder head problems efficiently.
KEY FEATURES AND BENEFITS:
- Precise Engine Diagnostics: Enables accurate measurement of cylinder compression, vital for identifying engine wear and potential performance issues.
- Specific Engine Compatibility: Designed to fit Kawasaki Mule (953cc, 3-cylinder, OHV diesel), various Kubota models (like D902, D950), and Universal Marine engines (M15, M20, M25, M25XP, M30).
- Quick Disconnect Design: Features a quick-disconnect mechanism for fast and secure attachment and removal from the compression tester, improving testing efficiency.
- Replaces Fuel Injector: Threads into the injector port, providing a direct and reliable point for compression testing.
- System Integration: Specifically engineered to integrate seamlessly with the Lang Tools Diesel Compression Tester TU-15, ensuring consistent and accurate results.
SPECIFICATIONS:
- Part Number: TU-15-34
- Thread Size: M20 x 1.50
- What’s Included: Lang Tools M20-1.50 Diesel Compression Test Adapter (TU-15-34)
HOW TO USE:
- Ensure Safety: Ensure the engine is cool and disconnected from its power source for safety.
- Remove Injector: Locate and carefully remove the fuel injector from the cylinder you wish to test, following engine manufacturer guidelines.
- Install Adapter: Thread the Lang Tools M20-1.50 Diesel Compression Test Adapter (TU-15-34) securely into the empty injector port.
- Secure Adapter: Position the engine’s original injector hold-down bracket over the adapter and secure it according to the manufacturer’s specifications.
- Connect Tester: Connect the quick-disconnect fitting of the Lang Tools Diesel Compression Tester TU-15 to the adapter.
- Run Compression Test: Perform the compression test by cranking the engine for a specified number of revolutions, observing the pressure reading on the gauge.
- Disconnect: Once the test is complete, disconnect the compression tester from the adapter using the quick-disconnect feature.
- Remove Adapter: Carefully remove the adapter and re-install the fuel injector, ensuring all connections are secure.
- Repeat as Needed: Repeat the process for each cylinder as required.
BENEFITS OF USING LANG TOOLS M20-1.50 DIESEL COMPRESSION TEST ADAPTER (TU-15-34):
- Ensures high accuracy during diesel engine diagnostics, leading to more reliable identification of engine issues.
- Eliminates guesswork by providing a precise fit for specific engine types, reducing the risk of damage.
- Speeds up the testing process with a convenient quick-disconnect feature.
- Provides direct access to the compression chamber for accurate and immediate readings.
- Helps identify issues like worn piston rings or valve seating problems before they lead to costly repairs.
FEATURES:
- Metric M20 x 1.50 thread pattern for precise fit.
- Designed for direct replacement of fuel injectors.
- Incorporates a reliable quick-disconnect fitting.
- Compatible with a range of Kawasaki Mule diesel engines.
- Supports various Kubota diesel engine models.
- Applicable for specific Universal Marine diesel engines.
- Facilitates connection with the Lang Tools TU-15 compression tester.
- Constructed for consistent performance in diagnostic environments.






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