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Question:
After having locked the kingpin into the fifth wheel, by pulling ____ you can check the connection.
A
the tractor ahead gently with the trailer brakes locked.
explanation
Slightly increase the landing gear after backing beneath the trailer and locking the kingpin into the fifth wheel. To guarantee that the trailer is secured to the tractor, pull the tractor forward gradually while maintaining the trailer brakes locked.
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4 years ago
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4 years ago
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4 years ago
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