TM 5-4320-302-145-20.CYLINDER HEAD ASSEMBLY, ROCKER ARMS, PUSHRODS,AND TAPPETS (CONT)Location/ItemActionRemarksCLEANING/INSPECTIONWARNINGSevere burns, illness, or death may result if personnelfail to handle diesel fuel oil properly. Observe thefollowing precautions:Do not inhale vapor.Work in a well-ventilated area.Do not use near open flame, sparks, or excessiveheat.Death or severe injury might result when compressed airis used to blow dirt from skin or clothing. Air enteringbody openings is extremely dangerous. Compressed airused for cleaning shall not exceed 100 psi (690 kPa).Use goggles or face shield for eye protection. Do notdirect airstream against skin.14. Cylinder head,Clean with a clean cloth dampened with VV-F-800intermediatediesel fuel oil.Use wire brush where necessary.Dryring, cover,with compressed air.Inspect for cracks, rust,rocker arms,corrosion, and excessive heat damage. Inspect pushrods, covercylinder head for carbon build up near injector area.tubes, tappets,and associatedInspect bolt holes for chipped or cracked edges.partsCheck that cylinder head seat is smooth and flat.Replace cylinder head assembly if it is excessivelyworn or damaged and refer unit to general supportfor repair.Inspect all other components for excessive wear,alinement, dents, rust, corrosion, stripped threads,or other damage.Replace any damaged orexcessivelyworn components.Refer replaced rockerarms and tappets to general support for repair.Inspect waisted bolts.If strained past their normallength of 7.42 inches (188.50 mm), replaceany strained bolts.REPAIR15. Cylinder head,Refer to general support for repair as necessary.rocker arms,and tappets5-84
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