To be performed enroute when cars are added or removed from the trainline. Only new cars need be tested.
Fully Charge the trainline. ( seconds per car.)
Set brakes and hold pressure for .
Cannot hold air. Walk the train and inspect for defective car.
Set car out and begin test again.
Confirm pressure at the end of the trainline.
Air line pressure drop too great. Walk the train and inspect for defective car.
Set car out and begin test again.
Visually inspect all brakes for application.
Release brakes.
Visually inspect all brakes for release.