TM 5-3805-255-14
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ADJUSTMENT CONTINUED
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9. The pattern on the coast side of teeth will appear the same width as drive side; however, overall length will be
centered between toe and heel of gear tooth.
10. Set used gears with tooth contacts to match established wear pattern. Hand-rolled patterns of used gears will
be smaller in area and should be at toe end of wear pattern.
11. A high contact pattern, as shown in Figure 34, indicates pinion is too far out. Set pinion to correct depth by
removing shims under pinion cage. A slight outward movement of ring gear may be necessary to maintain
correct backlash.
Figure 34. High Contact Pattern.
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