Gaskets, Oil Seals, And O-Rings; Lock Washers/Plates And Cotter Pins; Bearings And Oil Seals; Circlips - Yamaha RS90GTZ Service Manual

IMPORTANT INFORMATION

GASKETS, OIL SEALS, AND O-RINGS

1. All gaskets, seals, and O-rings should be replaced when an
engine is overhauled. All gasket surfaces, oil seal lips, and O-
rings must be cleaned.
2. Properly oil all mating parts and bearings during reassembly.
Apply grease to the oil seal lips.

LOCK WASHERS/PLATES AND COTTER PINS

All lock washers/plates
are removed. Lock tab(s) should be bent along the bolt or nut flat(s)
after the bolt or nut has been properly tightened.

BEARINGS AND OIL SEALS

Install the bearings
marks or numbers facing outwards. (In other words, the stamped
letters must be on the side exposed to view.) When installing oil
seals, apply a light coating of lightweight lithium base grease to the
seal lips. Oil the bearings liberally when installing.
NOTICE
Do not use compressed air to spin the bearings dry. This
causes damage to the surface of the bearings.

CIRCLIPS

All circlips should be inspected carefully before reassembly. Always
replace piston pin clips after one use. Replace misshapen circlips.
When installing a circlip
is positioned opposite to the thrust
tional view.
Shaft
®

LOCTITE

After installing fasteners that have LOCTITE
hours before using the snowmobile. This will give the LOCTITE
time to dry properly.
1-3
and cotter pins must be replaced if they
and oil seals with their manufacturer's
, make sure that the sharp edged corner
it receives. See the sec-
GEN
INFO
®
applied, wait 24
®