TM 5-3805-280-10
Operational Checkout
SPROCKET WEAR
Inspect drive sprocket.
YES: Go to your
CHECK
authorized dealer.
Is tooth wear excessive?
NO: Go to next check.
NOTE: Do not evaluate sprocket by condition of tooth
tip. Tooth tip wear does not affect sprocket operation if it
does not extend into the bushing contact area.
NOTE: Reverse drive side wear is generally more than
T6981AC
UN13MAR89
forward drive side wear.
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GROUSER WEAR, BENT
Inspect for worn grousers, bent track shoes, and loose
YES: If shoe hardware is
TRACK SHOE, AND
shoe hardware.
loose, remove shoe and
LOOSE HARDWARE
clean joint before
CHECKS
tightening. Go to Check
Are grouser bars worn excessively?
Track Shoe Torque in
Maintenance chapter.
Are track shoes bent?
NO: Go to next check.
Is track shoe width appropriate for ground condition?
T7322AF UN21JUN90
Is track shoe hardware tight?
NOTE: Excessive grouser wear weakens track shoes
and may result in track shoes bending.
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TRACK LINK ROLLER
Inspect track links for pin boss wear.
YES: Go to your
AND FRONT IDLER
authorized dealer for
WEAR CHECKS
additional track
Do link pin boss areas indicate contact with roller flanges
component information.
or track guides?
NOTE: Some contact or wear is normal. Excessive
NO: Go to next check.
contact or wear indicates excessive rail wear.
Inspect front idler flanges.
T6484AZ UN19OCT88
Do idler flanges contact bushings?
NOTE: Idler contact with bushings indicates excessive
chain rail wear and idler tread surface wear.
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