The front trailer supports are up and the trailer is resting on the tractor. Make sure:
A. There is enough clearance between the upper and lower fifth wheel plates.
B. The safety latch is in the unlocked position.
C. There is enough clearance between the tractor frame and the landing gear.
Answer: C. There is enough clearance between the tractor frame and the landing gear.
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.