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 TM 55-1905-217-34
Figure 3-89. Reverse gear assembly, cross-section view.
(b) Remove the reverse sun gear (31), reverse planetary gear assembly and the sun gear thrust
washer (26) together from the reverse gear drive shaft. The reverse sun gear and the thrust washer may
be removed separately.
(c) Remove the reverse gear thrust washer
(7) from the reverse gear drive shaft.
(d) If inspection of the planetary gears reveals nicks, burrs, pitting, overheating, galling or
excessive backlash (more than .015 inch) between any two mating gears, the planetary assembly should
be replaced with a new planetary assembly.
(e) Tap the three snap ring retaining spring pins (20) into the reverse clutch drive plate (22) with
a small punch and hammer, until they clear the edge of the retaining ring (21).
(f) Clamp a board across the face of the reverse gear housing with a 1 inch wood block at each
end between the board and the clutch drive plate as shown in figure 3-90. Remove the retaining ring
(21, fig. 3-89) from the groove in the housing with a screwdriver.
3-123
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