TM 9-2320-211-20
Table
2-3.
Troubleshooting--Vehicle--Continued
Item
Action
Probable Cause
Malfunction
Corrective
No.
STEERING SYSTEM--Continued
5 3 Continued
b. Bind in steering knuckle.
Jack up the front axle to clear wheels
of ground. Disconnect the drag link
at the front axle (para 2-218, 2-
219). Turn the wheels from side to
side. If there is binding, disconnect
one end of the tie rod from the
knuckle. If binding persists and
lubrication does not free knuckles,
notify supporting maintenance
personnel.
Inspect and adjust the drag link end
Steering gear drag link ends loose,
maintain
straight
54 Inability to
or improperly adjusted.
course; wandering or weaving.
Replace defective lines and fittings.
Broken or loose oil lines.
55 Power steering system oil leaks.
Turn the steering wheel from full left
Air in hydraulic lines
56 Steering operation s p o n g y or
turn to full right turn to purge lines.
sloppy.
Lubricate the spring shackle (LO 9-
a. Insufficient spring shackle pin
57 Insufficient flexibility
2320-211-12).
lubrication.
Free-up and lubricate shackles (para
b. Frozen spring shackles
2-230).
Disconnect shock abosrber links and
58 Excessive flexibility
Shock absorbers inoperative.
test action. If little or no resistance
is felt, replace shock absorbers
noise
59 Excessive
Use a pry bar to test the wear of pins
a. Worn spring pins or shackle bolts.
and bolts. Replace if necessary
Inspect links for wear, damage, or
b. Worn or broken shock absorber
looseness. Replace shock absorber
links.
bushings if necessary (para 2-234).
Replace spring (para 2-230).
c. Spring leaf failure at spring eye.
Replace spring. Tighten U bolts to
d. Spring leaf failure at center section
of spring.
torque recommended.
FRAME
Remove cotter pin and tighten nut
60 Pintle loose in housing.
a. Loose slotted nut
Readjust pintle hook assembly as in
b. Worn washer
a above or replace washer (para 2-
Replace hook assembly (para 2-224).
a. Bent pintle shank
61 Pintle stuck in housing.
Free pintle and lubricate in ac-
b. Dry, needs lubrication
cordance with LO 9-2320-211-12.
WINCH
Engage power takeoff. If power
a. Power takeoff not engaged.
62 Winch does not operate.
takeoff does not engage, notify
supporting maintenance personnel.
Replace shearpin (para 2-315 and 2-
b. Sbearpin failure
320).
Engage drum clutch. If clutch does
c. Drum clutch not enegaged
n o t engage, notify supporting
maintenance personnel.
Adjust brake (para 2-315).
6 3 Winch does not hold
Brake slipping
Adjust brake (para 2-315).
64 Excessive heat at winch brake
Brake incorrectly adjusted
case.
65 Noisy operation
Lubricate winch (LO 9-2320-211-
a. Lack of lubrication
12).
b. Worn or damaged internal parts.
Replace winch (para 2-315 and 2-
320).
2-17
* Refer to footnote at end of table.
