TM 5-3805-298-23-2
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ADJUSTMENT CONTINUED
6. Loosen valve adjustment screw locknut (Figure 6, Item 3).
7. Insert feeler gauge (Figure 6, Item 5) between rocker arm (Figure 6, Item 1) and valve bridge
(Figure 6, Item 4). Adjust screw (Figure 6, Item 2) until correct valve lash is achieved. Set valve lash for inlet
and exhaust valves to 0.0138 0.0020 in. (0.35 0.05 mm).
8. Hold valve adjustment screw (Figure 6, Item 2) while tightening adjustment screw locknut (Figure 6, Item 3).
Figure 6. Valve Lash Adjustment.
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9. Recheck valve lash.
10. Repeat steps 1 through 5 until all cylinders have been checked.