TM 10-4610-241-24
TO 40W4-13-42
Table 2-2. Unit Troubleshooting - continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
SUSPENSION ASSEMBLY (Models WPES-10 and H-9518-1)
1.
WHEELS WOBBLE OR SHIMMY.
Step 1.
Jack up trailer on all four leveling jacks and spin each wheel and tire assembly to check for bent wheels
and out of round or damaged tires.
a.
If wheels and tires are good, go to step 2.
b.
If wheel is bent or tire is out of round or damaged, replace defective wheel or tire assembly. Refer to
Paragraph 2-86.
Step 2. Check wheel bearing adjustment on each wheel. Refer to Paragraph 2-87.
a.
If wheel bearing adjustments are good, go to step 3.
b.
If wheel bearing are out of adjustment, adjust wheel bearings, Refer to Paragraph 2-87.
Step 3.
Check for bent axles and damaged springs and trunnions.
Notify Direct Support Maintenance if this condition exists.
2.
WHEELS ARE NOISY.
Step 1.
Jack up trailer on all four leveling jacks and spin each tire and wheel assembly to check for bent wheels
and out of round or damaged tires.
a.
If wheels and tires are good, go to step 2.
b.
If any wheel is bent or any tire is out of round or damaged, replace defective wheel or tire assembly.
Refer to Paragraph 2-86.
Step 2.
Check wheel bearing adjustment on each wheel. Refer to Paragraph 2-87.
a.
If wheel bearing adjustments are good, go to step 3.
b.
If wheel bearings are out of adjustment, adjust wheel bearings. Refer to Paragraph 2-87.
2-72 Change 1
