Title: Measure the overhead camshaft end play and backlash.
Course: Diesel Equipment Technology II (20107-II) > Section: Diesel Engines: Servicing the Cylinder Head and Valve Train

Measurement should include

- inspecting the parts
- using precision tools to measure the camshaft for excess wear according to manufacturer guidelines
- using a dial indicator to measure the camshaft end play and backlash
- making adjustments, as necessary
- replacing or reinstalling parts.

ASE 3: III. Brakes: C. Air Brakes: Mechanical/Foundation Brake System (P-1)

Process/Skill Questions:

- What is the primary advantage of an overhead camshaft vs. a pushrod valve train?
- What are common causes for camshaft failure?