Fuel Water Separator Assembly 11LB-20300
Primary Protection for Yanmar-Powered Hyundai Excavators
The Hyundai 11LB-20300 Fuel Water Separator Assembly is a critical component for the fuel system of Hyundai compact excavators. Specifically engineered for reliability, this unit effectively strips moisture and large contaminants from diesel fuel before it reaches the sensitive high-pressure fuel pump and injectors.
1. Technical Specifications
| Parameter | Detail |
|---|---|
| Part Number | 11LB-20300 |
| Component Type | Complete Assembly (Filter Element + Housing) |
| Compatibility | Yanmar 4TNV94L / 4TNV98 Engine Series |
| Function | Water separation and coarse particulate removal |
2. Machine Compatibility
Factory-specified for various Hyundai compact excavator models:
Hyundai 7-Series: R55-7, R60-7, R80-7, R110-7.
Architecture: Compatible with early R-series models utilizing the specified Yanmar 4TNV engine architecture.
3. Maintenance & Installation
Routine Draining: Regularly drain the water accumulated in the lower bowl to prevent moisture ingress into the injection system.
Installation Protocol: Ensure fuel lines are clean before connection. Thoroughly prime the fuel system after installation to prevent air-locking and engine surging. Check for leaks at the connection point after initial startup.
Assembly Replacement: Replacing the full 11LB-20300 assembly ensures fresh seals and housing integrity, mitigating risks of air leaks or thread fatigue common in older units.
4. Technical Support & Logistics
Supplier: Xuzhou Sinoswift Import & Export Co., Ltd.
WhatsApp: +86 13701956981
Email: [email protected]
Technical Note: Consistent use of high-quality fuel filtration prevents "injector sticking," a common issue in high-pressure common-rail systems caused by water contamination. Are you currently sourcing this for a single-unit maintenance or for a larger fleet of Hyundai compact excavators?