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TM 9-2320-364-20-5
18-4
18-2. BOOM SHEAVE REPLACEMENT (CONT).
c.
Installation.
NOTE
Perform Step (1) if bushings
were removed.
(1)
Install retaining ring (17) and two
bushings (16) in sheave (10).
Use care when installing
retaining rings. Retaining rings
are under spring tension and can
act as projectiles when released
and could cause severe eye injury.
(2)
Install spacer (15), bearings (14) and
retaining ring (13) in sheave (10).
(3)
Install lube fitting (12) in shaft (3).
(4)
Install sheave (10) and spacer (11) in fly
section (8) with shaft (3).
(5)
Install bushing (9) in lock pin (7).
(6)
Install sheave (10) with lock pin (7), washer
(6), lockwasher (5) and screw (4) in fly
section (8). Tighten screw to 225 lb-ft
(305 N.m).
(7)
Install key washer (1) and nut (2) in pin (3)
and bend tines of key washer into slots in
nut.
d.
Follow-On Maintenance:
Install cable, (Para 18-4).
Lubricate fittings, (Para 2-9).
Remove wheel chocks, (TM 9-2320-364-10).
END OF TASK
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