ARMY TM 9-2815-255-24
AIR FORCE TO 38G1-95-2
MARINE CORPS TM 2815-24/4
I.
Repeat step g.
3-33. ROCKER ARM ASSEMBLY.
3-33.1. Removal.
a. Remove valve cover, refer to paragraph 3-31.1.
CAUTION
Capscrews (1, FIGURE 3-98) must be loosened sequentially, a little at a time, to prevent warping
of shaft (7).
b.
Remove four capscrews (1) and washers (2) securing four supports (3) to cylinder head; remove rocker arm
assembly from head.
c.
Remove eight pushrods (4) and tag them as to their location. This will aid in installation.
3-33.2. Disassembly.
a.
Remove plug (5, FIGURE 3-98) from one end of shaft (7). Remove two spring washers (6).
NOTE
As each item is removed, tag it as to its location for use during assembly.
b.
Remove eight rocker arms (8), four supports (3), and three springs (9) from shaft (7).
3-33.3. Inspect and Measure.
a.
Inspect rocker arm shaft springs and measure spring tension. Spring tension at 1.81 inches (46 mm)
compressed height is 4 to 6 pounds (18 to 27 N).
NOTE
If rocker arm has been damaged by a valve failure, replace it along with the corresponding
pushrod, valve rotator, and keepers.
3-133
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