Organizational Troubleshooting Table
TEST OR INSPECTION
SPRINGS AND SUSPENSION
Check for dragging brakes (side pull or hot drum).
If brakes are not dragging, go to step 2.
Check wheel bearing adjustment.
If wheel bearings are out of adjustment, adjust wheel bearings
If wheel bearings are not out of adjustment, go to step 3.
Check for loose trunnion tube bracket bolts.
If trunnion tube bracket bolts are loose, torque to 300 lb ft
If trunnion tube bracket bolts are secure, go to step 4.
Check for loose springs.
If springs are loose, notify Direct Support/General Support
IMPROPER SPRING ACTION.
Check for loose spring cap u-bolts.
If u-bolts are loose, torque u-bolt nuts to 300 lb ft (408 Nm).
If u-bolts are secure, go to step 2.
Check springs for broken or weak spring leaves.
If leaves are broken or weak, notify Direct Support/General Support
EXCESSIVELY WORN, SCUFFED, OR CUPPED TIRES.
Check tire pressure.
If tire pressure is not 75 psi, inflate tires to 75 psi.
If tire pressure is 75 psi, go to step 2.