Table 4-1. Unit Troubleshooting Chart (cont).
13. TIRES SHOW WEAR OR WHEELS SHIMMY.
Tools and Test Equipment
l Dolly set parked on level surface with
General mechanics tool kit
handbrakes applied (para 2-2).
Common no. 1 shop set
Prior to performing step A,
check condition of tire tread
wear. lnspect tires (Table
A. inspect wheel alinement (para 4-32).
ARE WHEELS ALINED PROPERLY?
B. Lift and support dolly set on axle stands. Rotate
tires and check for excessive lateral motion
DO WHEELS HAVE EXCESSIVE LATERAL
MOTION WHILE ROTATING?
C. Lift and support dolly set on axle stands. Re-
move tires (pars 4-46) and hubs (pars 4-47)
until wheel bearings are exposed. inspect
bearings for damage or wear (pars 4-47).
ARE BEARING IN GOOD CONDITION?