Toro Groundsmaster 3280-D Service Manual page 414

Gear Pattern Movement Summary (continued)
Drive Axles: Service and Repairs
g226503
1. Heel contact
1. If contact is toward the heel or base of the gear
A. Install the thicker or additional bearing case shim(s) to move the pinion
shaft toward the ring gear.
B. Install the thinner or remove differential bearing shim(s) to move the ring
gear backward.
C. Repeat until proper tooth contact and pinion gear to ring gear backlash
are correct.
g226504
1. Toe contact
2. If contact is toward the toe or tip of the gear
A. Install the thinner or remove bearing case shim(s) to move the pinion
shaft away from the ring gear.
B. Install the thicker or additional differential bearing shim(s) to move the
ring gear forward.
C. Repeat until proper tooth contact and pinion gear to ring gear backlash
are correct.
Figure 285
2. Base contact
Figure 286
2. Tip contact
Page 8–72
(Figure 285), do as follows:
(Figure 286), do as follows:
Groundsmaster ®
05138SL Rev B
3280-D/3320