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 TM 9-2520-270-34
16. CHECK GEAR CLUSTER (1).
17. TURN GEAR CLUSTER (1) OVER.
a. Using telescoping gage set and
micrometer caliper set, measure
18. INSPECT BALL BEARING (3).
diameter of hole (2).
a. Inspect bearing (3) for damage. See
b. Replace gear cluster (1) if measure-
TM 9-214.
ment is greater than 3.3778 inches
b. If bearing (3) is damaged, go to
(85.796 mm), Go to step 21. If not,
go to step 17.
step 19. If not, go to step 21.
NOTE
Some gear clusters may have access holes. If
access holes are present, bearing may be
removed using drive punch from opposite side
20. CHECK GEAR CLUSTER (1)
of gear cluster.
a. Using telescoping gage set and
19. REMOVE AND DISCARD BEARING (3).
micrometer caliper set, measure
Using retaining-ring pliers (Item 61),
a.
inside diameter of hole (5).
remove retaining ring (4).
b. Replace gear cluster (1) if measure-
Using drive punch, tap out and
b.
ment is greater than 5.1177 inches
discard bearing (3).
(130.000 mm).
Change 1
4-240
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