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 TM 9-2320-285-24-2
4-4. TRANSMISSION (CONT)
b. Main Shaft and Gear Unit Assembly (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REASSEMBLY (cont)
14
h. Bushing (29)
Bore
Use lathe to bore bushing (29)
(cont)
to diameter shown, step 14g.
Bushing bore must be square
with surface of flange and
carrier assembly (30) within
0.001 inch
15
Center
a. 72 rollers
Lubricate
Use oil-soluble grease
planetary
(41), eight
carrier
thrust washers
assembly
(38), and
(18)
eight pinion
washers (39)
b. Four groups,
Assemble. Insert 3/4 inch loading pins into
each consist-
pinions (40). Install rollers (41) around
ing of two
3/4 inch loading pins. Install pinion
thrust washers
washers (39) and thrust washers (38) as
(38), two
shown in exploded view
pinion washers
(39), pinion
(40), and 18
rollers (41)
c. Four groups,
Install
Carrier (36) front end up
each consist-
ing of two
thrust washers
(38), two
pinion washers
(39), pinion
(40) and 18
rollers (41)
d. Four 3/4 inch
Install
Larger diameters first. Push
guide pins
out 3/4 inch loading pins
CAUTION
In following step, don't put any pressure on carrier (36), or you will distort it.
e. Four pins (37)
Install carrier (36) onto removing, install-
ing and swaging fixture. Install pin
installer J-25587-11 into fixture, so that
cutaway parts will clear bosses of carrier
4-33
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