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Page Title:
Figure 6-1. Table of Troubleshooting Procedures (Sheet 2 of 5) |
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 TM 55-4920-424-13&P
Trouble
Probable Cause
Remedy
1.
Front wheels
c.
Excessive wear in
Lift the trailer to remove weight
do not track
kingpin, knuckle
from wheels. Grasp top and bottom
with rear
assembly, tie
of tire and apply push-pull motion
wheels.
rods, or wheel
(in on top, out on bottom, and vice
(Cont)
bearings.
versa). If the wheel assembly
movement, measured at the tire
outer edge, is 1/8-inch, or more,
replace kingpin, knuckle assembly,
and/or bearings as necessary.
Secure steering mechanism. Grasp
front and rear of tire and apply
push-pull motion (in on front, out on
rear, and vice versa). If the wheel
assembly movement, measured at
the tire outer edge, is 1/8 inch, or
more, replace tie rods, tie rod
ends, and/or bearings as necessary.
WARNING
Deflate tire before separating
wheel rims. Inflated ti re pressure
will separate the rim halves with
extreme force.
d.
Wheel rim bent
Replace wheel.
or cracked.
2.
Tire wear
a.
Wheels out of
Align wheels, using standard align-
uneven.
alignment.
ment procedures.
b.
Improper inflation.
Inflate the tires to 40 to 45 psig.
Cross-switch tires. Replace badly
worn tires.
3.
Brakes do
a.
Improper brake
Adjust brakes. Refer to paragraph 7-15
not hold
adjustment.
for brake adjustment procedures.
against load.
Figure 6-1. Table of Troubleshooting Procedures (Sheet 2 of 5)
6-2
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