TM 5-4320-275-13 & P
GEAR REDUCER (CONT)
LOCATION/ITEM
ACTION
REMARKS
ASSEMBLY
NOTE
Prior to assembly, pack all bearings in grease, MIL-G-18709.
20. Bearings
Using an arbor press, install bearings (7 and 8) on
jackshaft (9).
21. Jackshaft
Insert jackshaft (9) with bearings (7 and 8)
through gear housing web from the input side.
Press jackshaft (9) until bearing (7),is seated
past the snap ring groove. Use retaining ring
pliers to install snap ring (5).
22. Jackshaft
Slide jackshaft spacer (4) over jackshaft and
spacer and
against bearing (7). Install key (6) into jackshaft
key
keyway.
23. Gear on
Align keyway in gear (3) with key (6), and
jackshaft
press gear on jackshaft (9). Slide keyed lock-
washer (2) on jackshaft. Apply Loctite No. 242
on threads of locknut (1) and install locknut.
When locknut is snug against lockwasher, align
a flat of the locknut with a tang of the lock-
washer. Bend tang over locknut flat.
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