Title: Inspect the power take-off (PTO) assemblies, controls, and shafts.
Course: Diesel Equipment Technology III (20107-III) > Section: Drive Train: Servicing the Transmission

Inspection should include

- verifying the operation, according to manufacturer guidelines
- checking the components for leaks
- verifying that shaft and U joints are within tolerance, if applicable
- determining any needed action.

ASE 1: VII. Cab: B. Instruments and Controls (P-1)

Process/Skill Questions:

- What is the process for determining the proper shim specification for mounting the PTO?
- What happens when the PTO is not shimmed properly?
- What happens to the PTO if it is left on and the vehicle is driven at highway speeds?