Title: Inspect the cylinder head.
Course: Diesel Equipment Technology I (20107-I) > Section: Diesel Engines: Servicing the Cylinder Head and Valve Train

Inspection should include checking the

- cylinder head for cracks or other damage
- mating surfaces for warpage
- condition of passages
- core/expansion and gallery plugs

and determining the necessary action.

The inspection procedure may include

- cleaning with a hot or cold tank
- cleaning with sand blasting or sonic cleaning
- conducting a visual inspection with a magnetic particle testing system (e.g., Magnaflux)
- using dye penetrant
- using a straightedge with a feeler gauge.

ASE 1: Diesel Engines: B. Cylinder Head and Valve Train (P-2)

Process/Skill Questions:

- What is “Magnafluxing”? Why is it done?
- What precautions should be taken when sandblasting a cylinder head?
- What precautions should be taken when storing a straightedge?