Arctic Cat 500 Service Manual page 226

2. Place the pinion assembly in a bearing puller; then
install the bearing using a press.
3. Using a propane torch, heat the gear case housing to
approximately 200° F; then install the pinion assem-
bly.
4. Install the internal snap ring with the sharp side
directed away from the bearing.
224
CC882
Shimming Procedure/Shim Selection
Case-side Shims (Backlash)
p/n
0402-405
0402-406
0402-407
0402-408
0402-409
CC883
Cover-side Shims (Ring Gear End-Play)
p/n
1402-074
1402-075
1402-076
1402-077
1402-078
It is very important to adjust bevel gears for the proper
running tolerances. Gear life and gear noise are greatly
affected by these tolerances; therefore, it is very impor-
tant to properly adjust any gear set prior to final assem-
bly.
The following procedure can be used on both front differ-
ential or rear drive gear case.
 NOTE: All bearings must be installed in the gear
CC884
case and the pinion properly installed before pro-
ceeding.
Backlash
 NOTE: Always set backlash prior to any other shim-
ming.
1. Install the existing shim or a 0.051-0.055-in. shim on
the gear case side of the ring gear assembly.
WC429
mm in.
1.3 0.051
1.4 0.055
1.5 0.059
1.6 0.063
1.7 0.067
mm in.
1.3 0.051
1.4 0.055
1.5 0.059
1.6 0.063
1.7 0.067