20845313 FMX D13C Air Compressor for Volvo

What does a twin cylinder compressor do?

This twin cylinder compressor is a critical component within the pneumatic air brake system of heavy commercial vehicles. It is designed to provide consistent air pressure required for reliable braking performance and auxiliary pneumatic functions. Built with high-strength components, it ensures durability under demanding operating conditions.

Vehicle and engine compatibility

This compressor is specifically fitted to Volvo FMX trucks equipped with D13C engines. It is also compatible with a wide range of Volvo FM models, including the FM 300 through FM 500 series. This component serves as a high-performance replacement to maintain optimal pneumatic system pressure in various heavy-duty transport applications.

Installation and maintenance

Technicians should note the specific technical requirements for installation, including the M26x1,5 air outlet port and the M16x1,5 water inlet and outlet ports. This water-cooled unit features a water-cooled valve plate and an integrated ESS feature to manage air flow efficiency. Regular inspection of the Ø35 air inlet port and cooling lines is recommended during routine maintenance.

Troubleshooting guidance

When troubleshooting air pressure drops, verify the integrity of the through drive mechanism and the unloader port connections. Ensuring correct alignment during installation will prevent premature wear of the internal cylinders.

OE cross-reference

1300 190 005 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20845313.