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Coupling and Uncoupling Tractor Trailers – SS17030AE (5 mins)

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1

A visual inspection is not necessary if you are sure the coupling is good.

True
False

2

Chocks should be removed before coupling or uncoupling.

True
False

3

After you uncouple your tractor and trailer, you should chock the wheels.

True
False

4

You need to ensure the trailer is at the correct height before attempting to couple.

True
False

5

After coupling, you should test the connection before driving on the road.

True
False

6

Trailer brakes should be off during coupling.

True
False

7

Air lines and electrical lines must be disconnected before you uncouple your trailer.

True
False