TM 5-3895-379-23
ROCKER SHAFT ASSEMBLY REPLACEMENT - CONTINUED
0171 00
INSTALLATION
NOTE
Make sure all oil holes in rocker shaft and in rocker levers are not clogged or plugged prior to assembly
procedure.
When installing, make sure bolt and oil supply connection are correctly positioned on rocker shaft.
Lubricate all components with clean engine oil before and after installation.
1.
If removed, install new oil seal (4) in oil supply passage in cylinder head (5).
NOTE
If removed, ensure pushrods are installed in original location and seated correctly on valve lifters.
Ensure pushrods are seated properly under individual rocker arms and rocker arm assembly sits evenly
on cylinder head.
Ensure adjustment screws are properly seated in ends of pushrods. It may be necessary to loosen adjust-
ment screws to help prevent bent valves or pushrods during installation.
2.
Position rocker arm assembly (3) on cylinder head (5).
3
2
4 (HIDDEN)
1
401-2084
5
NOTE
Start from the center and tighten nuts and bolts outward.
Alternately tighten the nuts and bolts.
On aluminum bracket, tighten nuts and bolts to 30 lb-ft (41 Nm.).
On cast iron or steel brackets, tighten nuts and bolts to 55 lb-ft (75 Nm.).
3.
Install three bolts (2) and nuts (1) on rocker arm assembly (3).
4.
Adjust valve lash (WP 0173 00).
5.
Install valve mechanism cover (WP 0016 00).
END OF WORK PACKAGE
0171 00-2
