Polaris ATV 2002 Owner's Manual page 114

MAINTENANCE AND LUBRICATION
Lubrication
Oil Filter and Change
Magnum 325 2x4, Magnum 325 4x4, Trail Boss
Oil and Filter Change
1. Place vehicle on a
level surface.
2. Run engine two to
three minutes until
warm. Stop engine.
3. Clean area around
drain plug.
4. Place a drain pan
beneath engine
crankcase and
remove drain plug.
CAUTION: Oil
may be hot. Do not
allow hot oil to come into contact with skin as serious burns may
result.
5. Allow oil to drain completely.
6. Replace sealing washer on drain plug. NOTE: The sealing
surfaces on drain plug and crankcase should be clean and free of
burrs, nicks or scratches.
7. Reinstall drain plug and torque to 14 ft. lbs. (19 Nm).
8. Place shop towels beneath oil filter. Using an oil filter wrench,
turn filter counterclockwise to remove.
9. Using a clean dry cloth, clean filter sealing surface on crankcase.
10. Lubricate O-ring on new filter with a film of engine oil. Check to
make sure the O-ring is in good condition.
11. Install new filter and turn by hand until filter gasket contacts the
sealing surface, then turn and additional 1/2 turn.
Crankcase Drain
111