TM 5-4320-302-14
6-8. CYLINDER HEAD ASSEMBLY, ROCKER ARMS, AND TAPPETS (CONT)
Location/Item
Action
Remarks
2.
Rocker arms,
Clean rocker arms, brackets, and associated com-
rocker brackets,
ponents with VV-F-800 diesel fuel oil. Use a
and associated
small wire to clean drilled oil passages in rocker
components
arms, oil nozzle, and bearing bush. Dry parts with
low pressure compressed air. Inspect rocker
bracket and stud for excessive wear or other
damage. Inspect rocker arm, shaft and bearing
bush bores for wear. Inspect shaft-to-bush clear-
ance for excessive wear. Inspect bearing bush ex-
terior surface and oil nozzle for excessive wear.
Inspect rocker arms, adjusting screw (pushrod con-
tact surface), and thrust pads (valve contact sur-
faces) for excessive wear.
3.
Tappets,
Clean thoroughly with VV-F-800 diesel fuel oil
tappet head,
and dry with low pressure compressed air. In-
tappet seat,
spect for damage, wear, or clogged oil hole.
and oil hole
6-41