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?