Question 10 of 20
Score: 0/0If the fifth wheel locking lever does not stay locked after the jaws close around the kingpin, what does this mean?
ExplanationIf the locking lever won’t stay locked, the connection between the tractor and trailer isn’t secure. You must correct the issue before it’s safe to drive.
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Did you know? Always do a tug test after coupling — the exam expects you to confirm the connection.
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