TM 9-2320-289-20
Table 2-3. Mechanical Troubleshooting (Con’t)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2.
Check front wheel toe alinement. (See paragraph 8-6)
Step 3.
Inspect shock absorber for leakage. A slight trace of fluid is normal.
Replace if required. (See paragraphs 6-10 and 6-11)
Step 4.
Inspect connecting rod and pitman arm for looseness.
Tighten or replace as required. (See paragraphs 8-10 and 8-11)
53. TRUCK WANDERS TO ONE SIDE
Step 1.
Check for incorrect tire pressure. (See TM 9-2320-289-10)
Step 2.
Check front wheel toe alinement. (See paragraph 8-6)
Step 3.
Check for binding in steering linkage at tie-rod ends, connecting rod, and kingpins.
Lubricate (see LO 9-2320-289-12) or replace tie-rod ends (see
paragraph 8-13) or connecting rod (see paragraph 8-10) as required.
54. WHEEL VIBRATION
Step 1.
Check for loose Iugnuts.
Tighten lugnuts on M1009 wheels to 90 Ib. -ft. (122 N•m); tighten Iugnuts on
all other truck wheels to 140 Ib. -ft. (190 N•m).
Step 2.
Check for incorrect tire pressure. (See TM 9-2320-289-10)
Step 3.
Inspect tires for cuts, gouges, cracks, and sidewall damage. Inspect wheels for
bends and other damage.
Replace damaged tires and wheels if required. (See paragraph 8-2)
Step 4.
Inspect connecting rod and pitman arm for looseness.
Tighten or replace as required. (See paragraphs 8-10 and 8-11)
Step 5.
Check for front axle spindle end play. Raise and support truck on jack stands.
Grasp tire at outer edges and attempt to move up and down.
Clean, inspect,
and adjust wheel bearings if excessive movement is
apparent. (See paragraph 8-4) Replace if required.
Step 6.
Check tires for improper balancing. (See TM 9-2610-200-24)
Step 7.
Inspect tie-rod shock absorber for leakage. A slight trace of fluid is normal.
Replace if required. (See paragraph 8-12)
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