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 TM 5-2410-233-23
TRACK ASSEMBLY INSPECTION AND ADJUSTMENT - CONTINUED
0120 00
INSPECTION - CONTINUED
Track Idler. Measure track idler tread wear (dimen-
5.
sion H) and refer to Table 5. Replace track idler (WP
H
0115 00) as necessary.
H
386-207
Track Idler Dimensions.
MEASUREMENT
NEW
80%
100%
120%
Track Idler Tread Wear H
0.86 in.
1.04 in.
1.24 in.
1.44 in.
(21.9 cm)
(26 mm)
(3.1 cm)
(3.7 cm)
6.
Track Drive Sprocket.
a.
Measure drive sprocket wear using sprocket wear gage.
b.
If sprocket touches outer two points and not center point of gage, sprocket can be used with a new track (WP 0119
c.
If sprocket does not touch on one of two outer points of gage, sprocket segment must be replaced (WP 0107 00).
SPROCKET
SPROCKET
GAGE
GAGE
386-208
TOUCH
TOUCH
TOUCH
NO TOUCH
TOUCH
NO TOUCH
7.
Track Roller Guards.
NOTE
Track roller guards provide some guiding effect. They serve mainly to keep foreign debris from entering
roller areas. In some instances, track roller guards can increase wear on chain and pin ends.
Replace roller guards if cracked, bent or worn (WP
ROLLER
GUARDS
386-210
0120 00-4
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