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 TM 9-2350-238-20-1
2-150. MAINTENANCE OF DRIVE HUB SPROCKETS AND RELATED PARTS (CONT).
REMOVAL (CONT)
5 Remove 19 hexagon head capscrews (6) and 19 Iockwashers (7).
6 Remove two sprocket wheels (4) from sprocket wheel hub (5).
1
Inspect for broken, damaged, or missing
parts.
2
Clean sprocket wheel (1) teeth and attach-
ing hexagon head capscrew heads with
wire brush and dry cleaning solvent.
Place sprocket wear gage against hexa-
3
gon head capscrew heads (2).
Inspect sprocket wheel (1) tooth wear
4
against sprocket wear gage profile.
Remove and rotate sprocket wheels (1) if
5
tooth wear is down to, or beyond, sprocket
wear gage profile.
If sprocket wheel (1) teeth are worn on
6
both sides or cracked, replace sprocket
wheels (1).
7
Remove nicks, burrs, and corrosion with
emery cloth.
2-870
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