Semi air brakes rely on compressors, reservoirs, dryers, valves, brake chambers, pushrods, and S-cams to move shoes or pads ...

Failing air chambers provide little warning of the trouble looming within. Their demise is usually sudden, accompanied by the agonizing sound of escaping air as the parts exhale for the last time.

When the brake pedal is pressed, the exhaust passage will be closed and the air intake passage opens and compressed air goes back to the chamber. During the return stroke, the exhaust passage opens ...

The key to increasing the service life of a truck’s spring brake chamber system is to know what to look for, and how to spot safety problems easily during a daily pre-trip inspection. Often overlooked ...

Problems with brake chambers can leave mechanics baffled. The components can seem like chambers of secrets. But there are clear solutions to some common challenges. Many issues have been addressed ...