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 TM 10-3930-660-24-2
FRONT DIFFERENTIAL CARRIER ASSEMBLY MAINTENANCE - CONTINUED
0296 00
ADJUSTMENT - CONTINUED
NOTE
In the following steps, movement of contact pattern in length of tooth is indicated as toward "toe" (C) or
"heel" (D) of ring gear.
Always check tooth contact patterns on drive
side of gear teeth.
18.
Apply marking compound (prussian blue, red lead) to
C
12 gear teeth of ring gear. Rotate ring gear so that 12
gear teeth are next to bevel pinion.
D
19.
Rotate ring gear (13) forward and backward so that 12
marked teeth go past bevel pinion 6 times to get con-
tact patterns. Repeat, if necessary, to get a more clear
pattern.
409-1256
13
20.
Inspect contact patterns on ring gear (13). Good hand rolled pattern (E) will show contact toward toe of gear tooth and in
the center between top and bottom of tooth. A high pattern (F) will show contact closer to top of gear tooth. A low pat-
tern (G) will show contact toward bottom of gear tooth. When in operation, pattern will extend to approximately full
length of gear tooth.
F
E
409-1258
409-1257
G
409-1259
0296 00-14
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