303.06.0106 Compatible ALB Load Sensing Valve

What does an ALB load sensing valve do?

This ALB load sensing valve plays a critical role in the pneumatic braking system by adjusting brake pressure based on the current vehicle load. By utilizing a load-sensing mechanism, it ensures that braking force remains proportional to the weight carried, preventing wheel lock-up and maintaining stability during heavy-duty operations.

Vehicle and engine compatibility

This component is compatible with various Volvo models including the F10, F12, FL10, FL12, N10, N12, NL10, NL12, B10B, B10M, and B12. It is specifically engineered to function within the braking systems of these heavy commercial vehicles, providing reliable performance across different engine types like the TD120 or D12A.

Installation and technical specifications

Installation requires careful attention to port specifications to ensure a secure seal. The unit features an M22x1.5 Port 1 and multiple M16x1.5 ports (Port 2 and Port 4) to facilitate correct pneumatic routing. Technicians should verify that the empty pressure port values of 2.75 BAR and 5.1 BAR align with the specific vehicle requirements during assembly.

Maintenance and troubleshooting

To maintain optimal braking performance, regular inspection of the valve's responsiveness is recommended. Ensuring the linkage between the axle and the valve remains unobstructed helps prevent improper pressure distribution in the pneumatic circuit.

OE cross-reference

303.06.0106 (ALB Load Sensing Valve) is the equivalent of the Volvo and WABCO OE numbers. This part directly replaces Volvo OE number 1197970. It also replaces WABCO OE number 4757110180.