TM 55-1730-229-12
AG 320A0-OMM-000
TO 35C2-3-473-1
TM 1730-12/1
rear center beads of the tires. If the
(2) Loosen lug nuts (15) on wheels
Nuts should be
front measurement is longer, the long
(16) to be removed.
tie-rod connecting the two front wheels
loosened no more than one (1) full turn.
must be lengthened by unscrewing the tie
rod ends.
If the front measurement is
NOTE
shorter, the tie-rod must be shortened
If all
four wheels are to be re-
by screwing the tie-rod ends a few turns
support the AGPU with jack
and measure the toe-in distances again.
moved,
stands
at each corner prior to re-
Several adjustments may be necessary in
moving
wheels.
order to equalize the front and rear
distances. The proper toe-in adjustment
(3) Raise AGPU with floor jack
of the AGPU is zero degrees, or an equal
until the wheels (16) to be removed are
distance between front and rear of the
Support the AGPU with
off the ground.
tires.
jack stands.
b. Steering Rod Adjustment. After
(4) Remove the five lug nuts (15).
toe-in adjustment, it may be necessary
to adjust the steering rod to center the
Remove the wheel (16).
steering.
DELETE.
b.
REPAIR.
(1) Release and lower tow bar (13,
(See figure 4-83 .)
Install.
and hold in place.
C.
(2) Measure from left and right
(1) Position the wheel (16)
outside corners of AGPU chassis wheel
against the hub so that the five lug
wells to front end of tow bar lunette
bolts protrude through the wheel. In-
stall the five lug nuts (15) and tighten
eye.
to 45 foot-pounds.
(3) Move tow bar until both mea-
(2) Raise the AGPU with floor
surements of step (2) are the same. Tow
Remove jack stands and lower
bar is now centered with AGPU chassis.
jack.
AGPU.
(4) Measure distance from AGPU
chassis to inside edge of each tire
(3) Remove wheel chocks.
bead.
TOW BAR ASSEMBLY.
(5) If measurements made in step
(4) are unequal, adjust steering rod
(See figure 4-85.)
(20, figure 4-83) until equal measure-
a. Remove.
ments are obtained.
(1) Position AGPU on level sur-
face. Place chocks against rear wheels
WHEELS AND TIRES.
and apply parking brake.
(2) Disconnect battery.
a.
Remove.
(See figure 4-83. ).
(3) Depress tow bar release latch
(1) Position AGPU on level sur-
assembly (1) while supporting tow bar
face. Chock wheels opposite those to be
assembly (3). Lower tow bar.
removed. Apply parking brake.
Change 1
