Coupling & UncouplingPregunta 11 de 60
During uncoupling, when should you lower the landing gear?
a.After pulling the tractor completely out
b.Only if the trailer is empty
c.Before releasing the fifth wheel locking jaws, until it makes firm contact with the ground
d.At the same time you pull the fifth wheel release handle
Explicación
You should lower the landing gear until it makes firm contact with the ground before unlocking the fifth wheel. If the trailer is loaded, turn the crank a few extra times to lift some weight off the tractor. This prevents the trailer from dropping suddenly when the tractor pulls out.
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