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 TM 55-1905-223-24-10
NOTE
Third stage carrier planet subassembly is replaced as a single unit. Further disassembly is not required.
(2) Remove third stage ring gear (29) and preformed packing (7) from gear reducer assembly. Discard packing.
d. From opposite end of gear reducer assembly, remove socket head capscrews (20), headless straight pin (26),
and cover plate (23) with thrust washer. Remove and discard preformed packing (21).
CAUTION
Use care when removing cover plate from gear reducer assembly so thrust washer will not be scored or damaged.
e. Remove first stage ring gear (19), carrier and gear assembly (22), ring spacer (17), and preformed packing (16).
f. Remove carrier and gea r assembly (18), second stage ring gear (15), second stage pinion gear (24), and third
stage to second stage housing (12).
g. From housing (12) remove headless straight pin (27), third stage pinion gear (14), thrust bearing (13), bearing
(28), spacer (10), and input shaft (25).
REPAIR
WARNING
The fumes from cleaning solvents are dangerous. Use solvents in open air or well
ventilated space. Wear proper eye protection and rubber gloves.
a. Wash all parts with cleaning solvent, inspect all metal mating surfaces, packing grooves and gears for nicks,
burrs, scratches, scoring or other damage.
b. Inspect bearing and shafts for excessive wear. Wear is excess if over 5.0% of total area is missing.
4-45
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