TM 9-2330-389-14&P
4-32.
BRAKEDRUM MAINTENANCE (Con’t).
Remove two tapered roller cups (13 and 14) from brakedrum (2). Discard tapered roller cups.
c.
REPAIR
1.
Place brakedrum (2) on a flat surface.
2.
Drive damaged stud (12) out of brakedrum (2).
Discard stud.
3.
Position brakedrum (2) in vise.
4.
Aline flats on new stud (12) with flats in brakedrum (2).
Drive new stud (12) into brakedrum (2).
d.
ASSEMBLY
Tap two new tapered roller cups (13 and 14) into
position inside brakedrum (2).
e.
INSTALLATION
NOTE
Instructions on packing cones and rollers can be found in TM 9-214.
1.
Pack inner and outer cone and rollers (10 and 8) with grease.
2.
Position inner cone and rollers (10) in brakedrum (2) and install new lip seal (11) with lip seal facing outward.
3.
Install brakedrum (2) on front frame assembly spindle (7).
4.
Position outer cone and rollers (8) in brakedrum (2).
5.
Install fiat washer (6) and nut (5) on front frame assembly spindle (7). Tighten nut (5) until resistance is felt.
6.
Install nut retainer (4) on front frame assembly spindle (7). Install new cotter pin (3) and grease cap (1).
f.
ADJUSTMENT
CAUTION
To prevent damage, avoid prolonged hammering on one side of the grease cap
shoulder. Tapping around the circumference will prevent binding.
1.
Remove grease cap (1) from brakedrum (2).
4-49
