Axles No. 3 and No. 4 Maintenance Instructions (Cont)
(1) Check ring gear (1) backlash with dial indicator. Move
ring gear back and forth to measure backlash. Record
(2) Check tooth contact pattern.
Paint one-third of teeth ring
gear (1) with prussian blue
dye. Roll ring gear one-third .
turn, then rock ring gear
forward and backward to set
pattern in dye. Record ring
gear tooth pattern.
Remove lockwire from two screws (2).
Remove cotter pin (3) and adjuster lock (4) from bearing
cap (5). Matchmark center of bearing cap.
Remove two screws (2), washers (6), and bearing