TM-9-2320-279-10-1
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
OPERATOR’S MANUAL VOLUME 1 OF 2
DECEMBER 1998
CHANGE 5
TM-9-2320-279-10-1 - Page 115 of 773
TM 9-2320-279-10-1
Table 2-1. Preventive Maintenance Checks and Services for Models M977 thru M985E1
Location
Item Interval
No.
Item to
Crewmember
Not Fully Mission
Check/
Procedure
Capable If:
Service
DRIVER
38 After
Left
wheels
a. Check
wheels
for
cracked, broken or bent sur-
faces. Check that lockrings
and side rings are not dam-
aged and they fit securely in
grooves. Refer to paragraph
3-9 for proper inspection pro-
cedures.
a. A wheel is
cracked, broken,
bent, or lockrings or
side rings are dam-
aged or not secure.
39 After
Right
wheels
b. Check wheel studs and
wheel nuts for obvious loose-
ness. Check for bent or bro-
ken studs and missing wheel
nuts.
a. Check
wheels
for
cracked, broken or bent sur-
faces. Check that lockrings
and side rings are not dam-
aged and they fit securely in
grooves. Refer to paragraph
3-9 for proper inspection pro-
cedures.
b. Two or more
wheel studs on the
same wheel are
missing, broken, or
bent.
a. A wheel is
cracked, broken,
bent, or lockrings or
side rings are dam-
aged or not secure.
40 Afte r
Spare
Tire/Wheel
b. Check wheel studs and
wheel nuts for obvious loose-
ness. Check for bent or bro-
ken studs and missing wheel
nuts.
a. Check tire for cuts,
gouges, cracks, or scratches.
Remove any sharp objects.
b. Two or more
wheel studs on the
same wheel are
missing, broken, or
bent.
a. Tire has cuts,
gouges or cracks
which would result in
tire failure during op-
eration. Tire missing
or unserviceable.
b. Check
wheels for
cracked, broken or bent sur-
faces. Check that lockrings
and side rings are not dam-
aged and they fit securely in
grooves.
b. A wheel is
cracked, broken,
bent, or lockrings or
side rings are dam-
aged or not secure.
Change 5
2-57
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