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 TM 55-1905-221-14-3
6-28.3.
CRANKSHAFT SEALS - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION/ITEM
ACTION
REMARKS
INSPECTION
5. Engine
a. Inspect rear oil seal (5) for
wear due to the rubbing action
of the oil seal. Inspect for
dirt build-up or fretting
by the action of the flywheel.
Check for oil leaks.
b. Inspect front oil seal (1) and
spacer (2) for wear or dirt
build-up. Check for oil leaks.
INSTALLATION
NOTE
Oil seals are made of an oil-resistant, synthetic rubber which is pre-lubricated with a
special lubricant. Do not remove this lubricant. Keep the sealing lip clean and free from
scratches. In addition, a plastic coating which acts as a sealant has been applied to the
outer surface of the casing. Do not remove this coating.
6. Front Oil
a. Install oil slinger (4) with
Seal
the dished outer diameter of
the slinger facing away from
the gear. Then install spacer
(2) and woodruff key (3).
6-506
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