20429339 Compatible Compressor for Volvo D12A Engines

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a vital component within the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle safety. Built with high-strength components, it is engineered to withstand demanding operating conditions while maintaining consistent pressure delivery. The unit features a water-cooled design to manage thermal loads effectively during continuous operation.

Vehicle and engine compatibility

This specific model is engineered for compatibility with Volvo NL12 trucks equipped with D12A engines. It operates efficiently within the vehicle's air brake system to ensure reliable performance for fleet managers and workshop technicians. The component is designed to meet the rigorous standards required for heavy-duty service.

Installation and maintenance guidance

When performing maintenance or installation, technicians should note the specific port configurations, including the M26x1,5 air outlet port and M22x1,5 unloader port. The unit features a through drive design and is equipped with a water-cooled valve plate to enhance longevity. Proper connection of the M16x1,5 water inlet and outlet ports is essential for optimal cooling performance.

Troubleshooting and system checks

Regular inspection of the air inlet and outlet ports can help prevent system leaks. If air pressure builds slowly or fluctuates, check the unloader port and cooling lines to ensure the component is functioning correctly within the pneumatic circuit.

OE cross-reference

1300 050 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20429339.