244900 Volvo NL10 D10A Overflow Valve

What does an overflow valve do?

The injector pump overflow valve is a critical control component that maintains internal pump pressure by redirecting excess fuel back to the return line. This component ensures that the fuel injection pump operates within precise pressure limits, preventing irregular fuel flow and maintaining stable engine idling.

Compatibility with Volvo NL10

This specific overflow valve is designed for Volvo NL10 trucks equipped with D10A engines. It provides a reliable solution for maintaining the fuel system's pressure balance in these heavy commercial vehicles.

Installation and maintenance

For optimal performance, technicians should verify the engine model and pump type before installation. Maintaining the correct opening pressure is essential to prevent fluctuations in engine power or increased fuel consumption. Ensure all mounting surfaces are clean during the replacement process to maintain a proper seal.

Troubleshooting engine stability

When troubleshooting engine stability issues, checking the overflow valve for proper pressure regulation is a recommended step to restore consistent fuel delivery.

OE cross-reference

0101 045 (Injector Pump Overflow Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 244900.