During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.
When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
This questions appears in the following tests:
