Arctic Cat Altera 300 Service Manual page 87

KM924
KM935
 NOTE: When the gear set, ring gear, ring gear bear-
ing, and/or gear case is being replaced, use a 2 mm
(0.08 in.) thick shim for initial set-up.
5. Drive the pinion assembly into the gear case seating
the bearing firmly; then secure with a new lock nut
and using the pinion lock nut wrench, tighten to 72
ft-lb.
KM920A
KM921
86
6. Apply grease to the pinion seal lips and install into
the gear case until fully seated; then apply a light
coating of machinist's layout dye or paste to several
ring gear teeth.
7. Install the proper shims on the ring gear and install
into the gear case; then install the case cover and
secure with the case cap screws. Tighten in a criss-
cross pattern while rotating the pinion gear.
Checking Tooth Contact
1. Rotate the ring gear several turns in either direction;
then check gear contact through the oil filler hole.
2. Examine the tooth contact pattern in the dye and
compare the pattern to the illustrations.
ATV-0103
ATV-0105
ATV-0104
Correcting Tooth Contact
NOTE: If tooth contact pattern is comparable to the

correct pattern illustration, no correction is necessary.