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
2
3
4
5
6
7
Inspect for broken, damaged, or missing
parts.
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-
gon head capscrew heads (2).
Inspect sprocket wheel (1) tooth wear
against sprocket wear gage profile.
Remove and rotate sprocket wheels (1) if
tooth wear is down to, or beyond, sprocket
wear gage profile.
If sprocket wheel (1) teeth are worn on
both sides or cracked, replace sprocket
wheels (1).
Remove nicks,
emery cloth.
burrs, and corrosion with
2-870