20842990 Compatible Volvo FH12 Twin Cylinder Compressor

What does a twin cylinder compressor do?

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

Vehicle and engine compatibility

This specific unit is designed for compatibility with Volvo FH12 trucks equipped with D12C engines. It features a water-cooled configuration with a water-cooled valve plate to manage thermal loads effectively during continuous operation.

Technical specifications and installation

Technicians should note the technical specifications, including the Ø85.00mm cylinder bore and 62mm stroke. The unit includes an M26x1.5 air outlet port, an M16x1.5 air unloader port, and M16x1.5 water inlet/outlet ports to ensure precise integration into the existing engine cooling and air systems.

Maintenance and troubleshooting

Regular inspection of the air inlet port (Ø35) and unloader ports is recommended to prevent contamination. Ensuring proper coolant flow through the water ports helps maintain optimal performance and extends the service life of the internal components.

OE cross-reference

1300 180 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20842990.