O r g a n i z a t i o n a l Troubleshooting Table - continued
T a b l e 4-2.
TEST OR INSPECTION
SPRINGS AND SUSPENSION
Check for dragging brakes (side pull or hot drum).
If brakes are not dragging, go to step 2.
I f wheel bearings are out of adjustment, adjust wheel bearings
I f 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 u - b o l t s .
I f u - b o l t s are loose, torque u-bolt nuts to 730 lb ft (990 Nm).
I f u - b o l t s are secure, go to step 2.
Check spring for broken or weak spring leaves.
If leaves are broken or weak, notify Direct
S u p p o r t Maintenance.
EXCESSIVELY WORN, SCUFFED, OR CUPPED TIRES.
Check tire pressure.
If tire pressure is not 60 psi, inflate tires to 60 psi.
If tire pressure is 60 psi, go to step 2.
Check for loose wheels.
I f wheels are loose, tighten wheel lug nuts and torque to 400 to
450 lb ft (542-612 Nm).
If wheels are not loose, go to step 3.
Check for loose wheel bearings.
If wheel bearings are not loose, go to step 4.