81128514 SP1 Twin Cylinder Compressor for Volvo F10

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system of heavy commercial vehicles. By utilizing two piston-cylinder assemblies, the unit provides efficient air production to ensure rapid reservoir filling and consistent pressure for braking operations. It is constructed with high-strength components designed to withstand the rigorous thermal and mechanical stresses encountered in heavy-duty engine environments.

Compatible vehicles and engines

This specific unit is compatible with Volvo F10 trucks equipped with TD102 engines. The design incorporates a water-cooled valve plate and an ESS feature to maintain optimal operating temperatures during continuous use. It features an air inlet port of Ø29 and a water inlet/outlet configuration of M16x1.5 to ensure seamless integration into the existing cooling circuit.

Installation and maintenance

For proper installation, technicians should verify that the through-drive configuration and port locations match the existing setup exactly. When replacing the unit, ensure all connections for the M26x1.5 air outlet and M22x1.5 unloader port are tightened to specification to prevent pressure drops. Regular inspection of the water cooling lines and air ports is recommended to maintain peak system performance.

Troubleshooting guidance

If air output decreases or pressure builds slowly, inspect the valve plate and cooling flow to ensure the unit is functioning within parameters. Consult your authorized distributor.

OE cross-reference

1300 050 006 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 81128514SP1.