Toyota 30 Series Manual page 20

Flank
contact
Face
contact
Good examples
Point contact
(5) Flank contact (low shallow contact)
Move the pinion awayfrom the ring gear by increasing
the drive pinion adjusting shim thickness. Then move
the ring gear closer to the pinion to adjust the back-
lash.
(6) Face contact (high shallow contact)
Move the pinion closer to the ring gear by decreasing
the drive pinion adjusting shim thickness. Then move
the ring gear away from the pinion to adjust the back-
lash.
[Point 41
Adjust the drive pinion protrusion by means of the drive pin-
ion bearing retainer shims. Select the shim by teeth con-
tact inspection. (See Point 3.)
Shim thickness:
0.10.0.15.0.35 and 0.45 mm
[Point 51
Reassembly:
After the drive pinion bearing starting torque adjustment,
caulk the output gear lock nut.
[Point 61
Reassembly:
SST
09370-20270-7
and 0.01 77 in)
1