Heavy-haul freight trains require fully charged brakes. When operating a train on a downgrade, brake usage levels on individual cars climb, equipment heats up, and braking power levels can drop ...

As much as I enjoy driving tractor-trailers, one thing that has irked me for many years is the parking brake valves on the dashboard. The two push-pull valves -- the yellow one for tractor brakes and ...

The emergency and supply lines that stretch between a tractor and trailer offer a colorful reminder that compressed air is the lifeblood of your brake system. The hoses are a respective red and blue, ...

An air brake or, a compressed air brake system, is a type of friction brake for vehicles in which compressed air pressing on a piston is used to apply the pressure to the brake pad needed to stop the ...

Plumbing up a trailer with air-brakes might be almost as simple as tying your laces, but it’s a different story with tractor pneumatics. While the system itself is beautifully straightforward in ...

The emergency and supply lines that stretch between a tractor and trailer offer a colorful reminder that compressed air is the lifeblood of your brake system. The hoses are a respective red and blue, ...

The Mining Safety and Health Administration offers some pretty sobering statistics and investigations. Take one recent incident, for example. A 50-year-old haul truck operator was fatally injured ...

US & Canada, Jan. 15, 2025 (GLOBE NEWSWIRE) -- According to a new comprehensive report from The Insight Partners, “the global Heavy Commercial Vehicle Air Brake Systems Market Size and Forecast (2021 ...

Air-brake systems are subject to excessive oil contamination. As reliable as they are, vehicle compressors can and do fail. One form of announcing this problem to the diagnostic technician is the ...

Contaminants attack equipment air systems in two ways: condensation of moisture from the air, and small amounts of oil and soot that escape from the air compressor. These contaminants enter the air ...

We’ve shown how you can get your hydraulic trailer brakes up to stratch, but if you want ultimate stopping power you should consider updrading to air. Why air? Installation: part 1 Installation: part ...

Hydraulic-over-air relay valves are designed to convert hydraulic-modulated input pressure to a proportional output air pressure. The valves are suited for on and off-highway applications ...