21702066 Twin Cylinder Compressor for Volvo B11R

What does a twin cylinder compressor do?

This twin cylinder compressor is engineered to provide consistent air pressure for the pneumatic braking system of heavy commercial vehicles. Built with high-strength components, it ensures durability under demanding operational conditions within the engine's cooling circuit.

Compatible vehicles and engines

Specifically designed for Volvo B11R trucks equipped with D11K engines, this unit maintains precise performance requirements. It features a water-cooled design with a water inlet port of M18x1,5 and an air outlet port of M22x1,5 to ensure efficient thermal management during operation.

Installation and maintenance

For installation, technicians should verify that the through drive and ESS features match the existing setup. This unit includes a water-cooled valve plate and specific port sizes including an M26x1,5 air inlet and an M10x1 unloader port. Ensure all connections are tightened to prevent pressure loss.

System performance and checks

Regular inspection of the water inlet and outlet ports is recommended to prevent scaling or blockages that could affect the cooling efficiency of the compressor.

OE cross-reference

1300 270 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21702066.