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TM 9-2520-270-34
6 . INSPECT BEARING BALL SEAT (3).
Using 3/8-inch drive ratchet handle
a.
and 1/8-inch socket wrench attach-
ment, remove machine thread plug (4).
Remove and discard preformed
b.
packing (5).
Remove bearing ball (6).
c.
Inspect ball seat (3). Replace
d.
5. REMOVE AND DISCARD PREFORMED
housing (2) if ball seat is damaged.
PACKING (1) FROM HOUSING (2).
9 . CHECK FOUR CLUTCH FRICTION
P L A T E S (7).
Using micrometer caliper set, measure
a.
thickness at three places. Replace
all eight plates if measurement of
any plate (7) is less than
0.128 inch (3.25 mm).
Using flat surface and feeler gage,
b.
7 . CLEAN FRICTION CLUTCH.
check plate (7) for warpage. Check
a. Clean housing (2) and hardware. See
inside and outside edges in three
places.
8 . INSPECT FRICTION CLUTCH.
Replace all eight plates if warpage
c.
of any plate (7) is greater than
a. Inspect housing (2) and hardware.
0.010 inch (0.25 mm).
See page 2-5.
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