70330056 Twin Cylinder Compressor for Volvo FM9

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic air brake system, providing the necessary compressed air for braking and auxiliary functions. Built with high-strength components, it ensures consistent pressure delivery even under demanding thermal conditions typical of heavy commercial vehicle operations.

Vehicle and engine compatibility

This specific model is engineered for Volvo FM9 trucks equipped with D9B engines. It is compatible with Volvo systems and provides reliable integration into the vehicle's pneumatic circuit, ensuring optimal air supply for the entire braking network.

Installation and maintenance guidance

The unit features a water-cooled design with an M16x1,5 water inlet and outlet port to manage operating temperatures effectively. Technicians should verify the M26x1,5 air outlet port and M12x1,5 unloader port connections during installation to ensure leak-free operation and system integrity.

System reliability and checks

Regular inspection of the through drive mechanism and cooling ports is recommended to maintain peak performance and prevent air system pressure drops.

OE cross-reference

1300 185 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 70330056.