1628593 Compatible Volvo B12 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 air pressure for reliable operation. Engineered with high-strength components, it ensures consistent performance under demanding heavy commercial vehicle conditions. The unit features a water-cooled design to manage operating temperatures effectively during continuous service.

Compatibility and technical specifications

This specific model is engineered for Volvo B12 trucks, providing a precise fit for the engine's requirements. It features a Ø88.00 mm cylinder bore, a 50 mm stroke, and an air outlet port of M26x1,5. The design includes an ESS feature and a water-cooled valve plate to maintain system integrity under high-pressure loads.

Installation and maintenance guidance

For professional installation, technicians should verify the M26x1,5 outlet port and M22x1,5 unloader port specifications. Ensure the water inlet and outlet ports (M16x1,5) are correctly aligned with the cooling circuit to prevent overheating. Proper torque application on all mounting points is essential for maintaining the integrity of the through-drive mechanism.

Troubleshooting and selection

Maintaining consistent air pressure starts with a healthy compressor unit. If air pressure build-up slows or leaks are detected at the ports, consult your authorized distributor to verify the correct replacement part for the vehicle's specific engine configuration.

OE cross-reference

1300 050 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 1628593.