The 5th wheel has a release arm built into the side of it, it automatically locks the jaws around the kingpin when you connect the vehicles, but it can be pulled out to release the locking jaws for uncoupling. What is the correct position of the release arm when the vehicle is coupled?
·This test will prepare you for the
internal and external portions of the vehicle inspection exam, where you will
be expected to be able to walk around your vehicle, touch items and explain to
the examiner why items must be inspected before a trip.