TM 5-3820-245-14&P
3. Place some heavy grease in the two middle
13. Place the thrust plate (22) with the slots toward the
slots of the thrust plate (28). Cut two pocket
face of the shaft end cover (9) over the bearings
seals (29) 1/16" long. They may run 1/64"
(19, 33). Check to see that the pocket seals in the
longer but if cut any shorter they must be
center slots are still in place. Now tap the thrust
discarded.
plate into position until a clearance of approximately
NOTE: All pocket seals are cut from a strip
1/32" is left between the thrust plate (22) and the
obtainable as a service item. They
shaft end cover (9).
must be cut with a razor blade as a
pocket knife is not sharp enough.
Insert the seals in the slots.
4. Place the thrust plate (28) with the slots toward
the face of the port end cover (38) over the
bearings (37, 40). Check to see that the pocket
seals in the center slots are still in place before
tapping the thrust plates into position. Leave a
clearance of approximately 1/32" between the
thrust plate (28) and the port end cover (38).
5. Into each of the four slots in the thrust plate (28)
insert a pocket seal (30) cut in Step 2. Push
each seal all the way into the slot so that the
hidden end is in contact with the bearing race.
Tap the assembled thrust plate into position
Inserting pocket seal FIGURE 6-12
against the face of the port end cover.
6. Using a razor blade, trim away the excess from
14. Into each of the four slots in the thrust plate
the exposed ends of the pocket seals (30)
(22) insert one of the pocket seals (21) cut in Step
square and flush with the sides of the thrust
11. Be sure to push each seal all the way into the
plate.
slot so that the hidden end is in contact with the
roller bearing race. Then tap the assembled thrust
FINAL ASSEMBLY
plate until it rests against the shaft end cover.
1. Place the assembled shaft end cover in a vise,
gear side up.
2. Pour a small amount of oil on face of thrust
plate to provide lubrication of gears. Install the
drive gear (23) on the shaft (6). Stone the gear
ends before installation to remove any minute
burrs.
Trimming pocket seal FIGURE 6-13
15. Using a razor blade, trim away the excess
from the exposed ends of the pocket seals (21)
square and flush with the sides of the thrust plate.
PORT END COVER SUBASSEMBLY
1. Install the new roller bearings (37, 40) into the
bores of the port end cover (38)-IF-the used
ones were removed.
2. Lay the thrust plate (28) on the bench and cut
four pocket seals (30) slightly (1/32" to 1/16")
longer than the four outer slots in the thrust
plate. Set them aside for a minute.
Installing drive gear FIGURE 6-14
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