- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com
- Wanda Plaza, Jinan, Shandong, China
- +8617615809553
- info@deruna.com


When it comes to maintaining optimal cooling system performance and engine temperature regulation in heavy-duty vehicles, genuine Faw truck parts are essential for ensuring reliable operation under demanding conditions. The 1311020-76A/G Expansion Tank Assembly is a precision-engineered component designed to provide exceptional coolant management and thermal expansion accommodation in various FAW truck cooling systems. This critical cooling component plays a vital role in maintaining proper coolant levels, accommodating thermal expansion, and preventing air pockets in the cooling circuit. The 1311020-76A/G represents FAW’s commitment to engineering excellence and durability, making it an indispensable component for truck owners seeking reliable cooling system performance and extended engine service life.
 
             
             
            The 1311020-76A/G Expansion Tank Assembly incorporates sophisticated engineering features that ensure reliable performance in demanding cooling system applications. This comprehensive assembly includes a high-strength plastic reservoir, integrated pressure cap, level sensors, and multiple connection ports designed to work together as a complete coolant management system. The tank’s design provides optimal coolant expansion capacity while maintaining system pressure and preventing coolant loss during thermal cycling.
The following table provides comprehensive technical specifications for the 1311020-76A/G Expansion Tank Assembly. These detailed parameters ensure proper compatibility and optimal performance when installed in FAW commercial vehicle cooling systems. The expansion tank assembly is manufactured to meet original equipment standards, guaranteeing reliable operation in various coolant management applications.
| Parameter | Specification | 
|---|---|
| OEM Number | 1311020-76A/G | 
| Product Name | Expansion Tank Assembly | 
| Brand | FAW | 
| Material | High-Density Polyethylene | 
| Capacity | 3.5 Liters | 
| Pressure Rating | 1.5 Bar | 
| Temperature Range | -40°C to 120°C | 
| Weight | 0.85 kg | 
| Connection Ports | 3 x 16mm | 
| Cap Type | Pressure Relief | 
The 1311020-76A/G Expansion Tank Assembly delivers exceptional performance benefits for FAW truck operators and maintenance professionals. Its advanced design provides reliable coolant expansion capacity while maintaining proper system pressure for optimal engine cooling efficiency. The high-density polyethylene construction ensures excellent chemical resistance to various coolant types while withstanding the thermal cycling and vibration encountered in commercial vehicle operations.
This expansion tank assembly’s integrated pressure management system prevents coolant loss while maintaining the optimal operating pressure for the cooling system. The transparent level indicators allow for quick visual inspection of coolant levels without removing the pressure cap. These performance characteristics make the 1311020-76A/G an essential component for maintaining proper engine temperature regulation and preventing overheating in commercial vehicle applications.
The 1311020-76A/G Expansion Tank Assembly is designed for use in various FAW truck models with pressurized cooling systems. It serves as the central reservoir for coolant expansion and contraction during engine temperature fluctuations, ensuring consistent coolant availability and preventing air ingress into the cooling circuit. The assembly is specifically engineered for heavy-duty applications where reliable cooling system performance is essential for engine protection and vehicle productivity.
This expansion tank assembly is compatible with multiple FAW commercial vehicle series, including J5, J6, and J7 models with specific cooling system configurations. The 1311020-76A/G is engineered to meet the exact specifications of original equipment components, ensuring perfect fitment and optimal performance. Before installation, always verify compatibility with your specific vehicle model, year, and cooling system requirements to guarantee proper operation and thermal management efficiency.
Proper installation of the 1311020-76A/G Expansion Tank Assembly is crucial for achieving optimal performance and service life. Begin by thoroughly cleaning all connection points and inspecting hose conditions for wear, cracking, or deterioration. Ensure mounting surfaces are clean and free from debris that could affect proper seating of the assembly.
Use appropriate hose clamps and follow manufacturer-recommended torque specifications when connecting coolant hoses to prevent leaks. Position the assembly according to the vehicle’s specified mounting location, ensuring proper clearance from heat sources and moving components. Verify that all connections are secure and the pressure cap is properly seated before filling the system with coolant.
The 1311020-76A/G Expansion Tank Assembly is engineered for exceptional durability and extended service life under demanding operating conditions. The high-density polyethylene construction provides excellent resistance to coolant chemicals, UV radiation, and temperature extremes, while the reinforced design ensures structural integrity throughout the component’s service life. These features combine to create an expansion tank assembly capable of withstanding the rigorous demands of commercial truck operations.
When properly installed and maintained, the 1311020-76A/G can achieve service life ratings that meet or exceed original equipment expectations. The robust design ensures consistent performance even under high-temperature conditions and continuous thermal cycling. Regular inspection and proper coolant maintenance can significantly extend the assembly’s operational life, making it a reliable choice for fleet operators.
Regular maintenance is essential for maximizing the performance and longevity of the 1311020-76A/G Expansion Tank Assembly. Establish a consistent inspection schedule to monitor coolant levels, check for leaks, and inspect the tank for signs of cracking or deterioration. Pay attention to coolant condition and color changes that might indicate system contamination or component failure.
During routine maintenance, inspect all connection points for signs of leakage or hose deterioration. Check the pressure cap for proper sealing and pressure relief function. Monitor the tank’s transparent sections for clarity and ensure level indicators remain visible and accurate. Proper maintenance practices will help identify potential issues early and prevent costly cooling system failures or engine damage.
The 1311020-76A/G Expansion Tank Assembly plays a critical role in the proper operation of vehicle cooling systems. It provides essential expansion volume for coolant as it heats up during engine operation, preventing pressure buildup and potential damage to cooling system components. The assembly also serves as a reservoir to replenish coolant to the system as it cools and contracts, preventing air ingress and maintaining proper circulation.
Proper expansion tank operation is vital for maintaining optimal engine operating temperatures, preventing overheating, and ensuring efficient heat transfer throughout the cooling system. The 1311020-76A/G’s precision engineering contributes to overall cooling system efficiency, reduced maintenance requirements, and extended service life of engine components. Its reliable performance is crucial for maintaining vehicle operational efficiency and preventing costly engine repairs in demanding commercial applications.
Every 1311020-76A/G Expansion Tank Assembly undergoes rigorous quality assurance procedures throughout the manufacturing process. FAW employs advanced plastic molding technologies and strict quality control measures to ensure each assembly meets precise dimensional tolerances and performance specifications. The manufacturing process includes multiple inspection stages to verify material quality, wall thickness consistency, and assembly integrity.
The expansion tank assembly is subjected to comprehensive testing that includes pressure cycling, thermal shock testing, chemical resistance evaluation, and vibration simulation. This commitment to quality assurance guarantees that the 1311020-76A/G delivers reliable performance that meets FAW’s exacting standards for original equipment cooling system components.
Selecting genuine FAW cooling system components like the 1311020-76A/G ensures perfect compatibility, reliable performance, and extended service life that aftermarket alternatives cannot guarantee. Original equipment expansion tank assemblies are engineered to exact specifications, ensuring optimal fitment and performance in FAW vehicle applications. Genuine components undergo rigorous testing and quality control procedures that aftermarket parts may not match.
FAW’s commitment to quality means that genuine cooling system components are backed by manufacturer support and warranty coverage. The use of authentic parts helps maintain vehicle value and ensures consistent performance standards. Choosing genuine FAW cooling system components is an investment in vehicle reliability, engine protection, and operational efficiency for commercial transportation operations.
Understanding common expansion tank issues can help operators identify problems early and take appropriate corrective actions. Symptoms of expansion tank problems include coolant leaks, persistent low coolant levels, visible cracks or damage to the tank, and pressure cap malfunctions. Overheating issues or air pockets in the cooling system may indicate expansion tank or related component issues requiring attention.
If expansion tank failure occurs, conduct a thorough inspection of the entire cooling system, including hoses, connections, the radiator, and water pump. Address any underlying issues such as contamination, improper coolant mixture, or pressure irregularities that could have contributed to premature failure. The 1311020-76A/G’s robust design minimizes these issues when properly installed and maintained according to manufacturer specifications.
The 1311020-76A/G Expansion Tank Assembly provides significant pressure management benefits through its integrated design and optimized functionality. The pressure relief cap maintains optimal system pressure for efficient heat transfer while preventing excessive pressure that could damage cooling system components. The tank’s expansion capacity accommodates coolant volume changes during temperature fluctuations, ensuring stable system operation.
By effectively managing system pressure and coolant volume, the expansion tank helps prevent hose failures, gasket leaks, and radiator damage that can occur from pressure extremes. The optimized pressure management contributes to extended cooling system component life and reliable engine temperature regulation. These benefits make the 1311020-76A/G a valuable component for fleet operators prioritizing engine protection and maintenance efficiency.
The 1311020-76A/G Expansion Tank Assembly incorporates advanced material technology and manufacturing processes that represent the latest innovations in cooling system component production. The specialized high-density polyethylene is formulated to provide optimal chemical resistance, thermal stability, and impact strength. The precision injection molding process ensures consistent wall thickness and dimensional accuracy throughout the component.
FAW’s continuous improvement in plastic formulation and molding technology ensures consistent material properties and performance characteristics across all production batches. Advanced quality control measures verify every assembly meets strict performance standards before shipment. These manufacturing innovations result in improved reliability, extended service life, and enhanced performance compared to conventional expansion tank designs.
The 1311020-76A/G Expansion Tank Assembly represents FAW’s dedication to quality, reliability, and performance in cooling system component engineering. Its precision construction, durable materials, and advanced design features make it an excellent choice for coolant management applications in FAW trucks. By choosing this genuine FAW component, operators ensure their vehicles maintain optimal engine temperature regulation and cooling system efficiency.
Investing in the 1311020-76A/G means investing in the long-term reliability and efficiency of your truck’s cooling system. The expansion tank assembly’s quality construction and exact specifications guarantee consistent performance and extended service life. For FAW vehicle owners seeking to maintain their equipment to the highest standards, the 1311020-76A/G Expansion Tank Assembly is the ideal solution for reliable coolant management and engine protection in demanding commercial applications.