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PT301 Cummins PT Fuel Injector Leakage Tester and Seal Test Bench
The PT301 Leakage Tester is a specialized diagnostic instrument engineered to provide rigorous seal and pressure leakage tests for Cummins PT fuel injectors. It is fully compatible with 5/16" and 3/8" PTB, PTC, PTD, and 3/8" overhead PTD injectors. Known for its extraordinary sampling speed and stable properties, the PT301 allows technicians to accurately detect microscopic leaks in the cylinder block, cylinder seals, and ball check valves. This compact and portable stand is an essential tool for ensuring the integrity of the fuel system, preventing fuel dilution, and maintaining optimal engine combustion efficiency.













Precision Leak Detection: Specifically designed to identify even the smallest air leaks in PT fuel injector components.
Broad Compatibility: Supports a wide range of Cummins injectors, including 5/16" and 3/8" PTB, PTC, and PTD models.
Rapid Sampling Speed: Features advanced pneumatic sensing for quick data acquisition and high testing throughput.
Comprehensive Seal Analysis: Provides dedicated testing for the injector cylinder block, cylinder seals, and ball check valve integrity.
Stable & User-Friendly: Engineered for convenient operation with a robust clamping mechanism that ensures reliable results every time.
Portable Benchtop Design: Lightweight and compact dimensions make it easy to integrate into any diesel service workshop.
High Clamping Force: Features a powerful 1960 N clamping force to ensure a perfect airtight seal during the diagnostic process.
| Technical Specification | Parameter Details (Model PT301) |
|---|---|
| Compatible Injectors | 5/16" and 3/8" PTB, PTC, PTD, and 3/8" Overhead PTD |
| Number of Injectors Tested | 1 Set (Single Station) |
| Air Test Flow Range | 5 ~ 150 ml/min |
| Injector Clamping Force | 1960 N |
| Primary Functions | Cylinder Block, Cylinder, and Ball Check Valve Seal Test |
| Machine Dimensions (L*W*H) | 740 * 360 * 620 mm |
| Net Weight | 20 Kg |
| Operation Mode | Manual Clamping / Pneumatic Testing |



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