Inspection should
- adhere to required pre-trip and post-trip commercial motor vehicle (CMV) inspection regulations
- include checking the fifth-wheel mounting hardware, lubrication, and slides
- inspect all airlines for leaks, rubbing, or chafing
- inspect frame hangers, cross members, and fasteners.
ASE 1: IV. Suspension and Steering: H. Frame and Coupling Devices (P-1)
Process/Skill Questions:
- Where would the proper adjustment procedure for the fifth wheel locking mechanism be found?
- What are the dangers of connecting a dry fifth-wheel plate to a trailer?
- When a new fifth-wheel is installed on a truck and no stop blocks are found, should the vehicle be allowed to operate?
- When connecting a tractor to a trailer should the airbags be inflated?