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Inspecting The Trailer

Trailer Front

Air/Electrical Connections

  • Check that trailer air connectors are sealed and in good condition.
  • Make sure glad hands are locked in place, free of damage and oil/grease that can cause air leaks.
  • Make sure the trailer electrical plug is firmly seated and locked in place.

Header Board

  • If equipped, check the header board to see that it is secure, free of damage and strong enough to contain cargo.
  • If equipped, the canvas or tarp carrier must be mounted and fastened securely.
  • On enclosed trailers, check the front area for signs of damage, such as cracks, bulges or holes.

Side Of Trailer

Landing Gear

  • Check that the landing gear is fully raised, has no missing parts, crank handle is secure and the support frame is not damaged.
  • If power operated, check for air or hydraulic leaks.

Doors/Ties/Lifts

  • If equipped, check that doors are not damaged. Check that doors open, close and latch properly from the outside.
  • Check that ties, straps, chains and binders are secure.
  • If equipped with a cargo lift, look for leaking, damaged or missing parts, and explain how it should be checked for correct operation.
  • Lift should be fully retracted and latched securely.

Frame

  • Look for cracks, broken welds, holes or other damage to the frame, cross members, box and floor.

Tandem Release Arm/Locking Pins

  • If equipped, make sure the locking pins are locked in place and release arm is secured.

Please refer to previous parts of this section for detailed inspection procedures regarding the following components:

  • Wheels.
  • Suspension system.
  • Brakes.
  • Doors/ties/lift.
  • Splash guards.

Multiple-Choice Questions:

Question #529 (1 of 2)

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When inspecting the air and electrical connections to the trailer, which of the following items does NOT need to be checked?

  • Make sure the trailer electrical plug is firmly seated and locked in place.
  • Make sure glad hands are locked in place, free of damage and oil/grease that can cause air leaks.
  • Check that trailer air connectors are sealed and in good condition.
  • Make sure the brake fluid lines are properly attached and not leaking

Air/Electrical Connections

  • Check that trailer air connectors are sealed and in good condition.
  • Make sure glad hands are locked in place, free of damage and oil/grease that can cause air leaks.
  • Make sure the trailer electrical plug is firmly seated and locked in place.
Next
Question #530 (2 of 2)

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What should you check for when checking the landing gear on the trailer?

  • Check that the landing gear is fully raised
  • Make sure the crank handle is secured and the support frame is not damaged
  • Make sure there are no missing parts
  • All of these are correct
Check that the landing gear is fully raised, has no missing parts, crank handle is secure and the support frame is not damaged.
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