TM 5-3810-300-24-&P-3
1.4.1
CLUTCH PILOT BEARING
The clutch pilot bearing is pressed into the bore of the
the, shaft and pull the bearing out of the flywheel.
flywheel assembly and serves as a support for the inner
end of the clutch drive shaft.
With the flywheel removed from the engine, the clutch
pilot bearing may be removed as follows:
The clutch pilot bearing is held in place by a scuff plate
or bearing retainer, secured in place by the flywheel
1.
Place the flywheel on wood supports to provide
attaching bolts.
clearance for the bearing.
2.
Use bearing remover J 5901-2 as outlined
Lubrication
above, or tool J 3154-04 with suitable adaptor plates, to
tap the bearing from the flywheel.
A single-shielded ball type clutch pilot bearing should be
packed with an all purpose grease if not previously
Inspection
packed by the manufacturer. A double-sealed ball type
clutch pilot bearing is prepacked with grease and
requires no further lubrication.
Wipe the prepacked double-sealed bearing clean on the
outside and inspect it. Shielded bearings must not be
washed; dirt may be washed in and the cleaning fluid
Remove Clutch
Pilot
Bearing
(Transmission
could not be entirely removed from the bearing. Clean
Removed)
the other types of bearing thoroughly with clean fuel oil
and dry them with compressed air.
With the flywheel attached to the engine, remove the ball
type clutch pilot bearing as follows:
Check the bearing for free rolling by holding the inner
race and revolving the outer race slowly by hand. Rough
1. Remove the six bolts (and lock wires, if used)
spots in the bearing are sufficient cause for rejecting it.
attaching the flywheel to the crankshaft. Remove the
bearing retainer and reinstall two of the bolts to hold the
Install Clutch Pilot Bearing
flywheel in place.
1.
Lubricate the outside diameter of the bearing
CAUTION: Install two 9/16 "-18 studs in
with clean engine oil.
place of two of the flywheel bolts, on engines
without dowels in the end of the crankshaft,
2.
Start the bearing in the bore of the flywheel, with
to prevent the flywheel from dropping off the
the numbered side of the bearing facing away from the
end of the crankshaft.
engine, and drive the bearing in place with bearing
installer J 3154-04 and suitable adaptor plates.
2. With the clutch pilot bearing remover adaptor J
5901-2 attached to slide hammer J 5901-1, insert the
3.
Install the flywheel on the crankshaft (refer to
fingers of the adaptor through the pilot bearing and
Section 1.4).
tighten the thumb screw to expand the fingers against
the inner race of the bearing.
3.
Tap the slide hammer against the shoulder on
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