20773343 Compressor for Volvo FM9 D9A Engines

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a vital component within the air brake system, providing the necessary pneumatic pressure for heavy commercial vehicle braking and auxiliary systems. Built with high-strength components, it ensures consistent air supply even under demanding operating conditions. The unit features a water-cooled design to manage thermal loads effectively during continuous operation.

Compatible vehicles and engines

This specific model is designed for Volvo FM9 trucks equipped with D9A engines, including variants such as the FM 9/260, FM 9/340, FM 9/380, and FM 9/300. It is engineered to meet the rigorous demands of fleet management and workshop maintenance requirements.

Installation and maintenance

For proper installation, technicians should verify the water inlet and outlet ports (M16x1,5) and the air outlet port (M26x1,5). This unit includes an ESS feature and is compatible with through-drive configurations. Maintaining clean coolant flow and checking air unloader port connections are essential for optimal service life.

Troubleshooting and selection

Regular inspection of the water-cooled valve plate and air inlet ports (Ø35) helps prevent system pressure drops. Consult your authorized distributor to ensure correct fitment for your specific vehicle configuration.

OE cross-reference

1300 180 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20773343.