Maryland CDL Inside Cab PreTrip

‪@marylandcdlacademy‬ Maryland CDL Academy 1217 Greenwood road Pikesville MD 21208 410-240-6201 5:20 60 Second Leak down test 7:42 60 Psi low air warning 8:17 Parking brakes pop out 20-40 psi 10:20 Truck parking break check 10:50 Trailer parking brake check 11:11 Services brake check