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 TM 9-2815-226-34-1
NOTE
All replacement studs have a special coating and must have a small amount of
mica-base antiseize compound (MIL-A-13881) applied on the threads before the
stud is installed in the casting.
e. Gears.
(1) Replace all cracked gears.
(2) Replace all gears which do not conform to tolerances specified in the repair standards in table 3-1.
WARNING
P-D-680 SOLVENT IS POTENTIALLY DANGEROUS. AVOID PROLONGED OR
REPEATED CONTACT WITH SKIN. KEEP AWAY FROM FLAME OR EXCESSIVE
HEAT.
(3) Replace gears having worn, pitted, or galled teeth. Remove sharp fins and burrs from gear teeth with
crocus cloth dipped in dry cleaning solvent.
f. Bushings and Bushing-Type Bearings. When bushings and bushing-type bearings are damaged or worn beyond
specified limits, the associated parts with which they are used must also be replaced.
g. Oil Seals. Oil seals must be replaced when the thin feather edge is damaged or when the seal material has
become hard or brittle.
(1) Removal. Press a damaged oil seal from the casting or adapter, being careful not to damage the bore in
the casting or adapter.
WARNING
P-D-680 SOLVENT IS POTENTIALLY DANGEROUS. AVOID PROLONGED OR
REPEATED CONTACT WITH SKIN KEEP AWAY FROM FLAME OR EXCESSIVE
HEAT.
(2) Repair. When a casting oil seal bore or adapter is burred to a point where an oil-tight seal is impossible,
replace the casting or adapter. Remove slight nicks, burrs, and scratches from the casting bore or adapter
with crocus cloth dipped in dry cleaning solvent.
(3) Installation. Install a new oil seal in the bore of the casting or adapter, us ing a proper oil seal replacer tool.
3-19
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