2
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
2.33
DRIVE SYSTEM MAINTENANCE
DRIVE CHAIN TENSION ADJUSTMENT
CAUTION
Hot exhaust system parts can cause burns. Allow
adequate time for the exhaust system to cool. Never
perform this procedure with the engine running.
1. Remove the side panels.
2. Rotate the driven clutch counter-clockwise to move
all chain slack to the tensioner side.
3. Lock the parking brake.
4. Loosen the adjuster bolt jam nut
q
.
5. Finger-tighten the adjuster bolt
w
until it can no
longer be adjusted by hand, then back off 1/4 turn.
6. Tighten the jam nut to specification while holding the
adjuster bolt.
TORQUE
Drive Chain Tensioner Jam Nut:
21 ft-lbs (28 N·m)
7. Reinstall the side panels. Release the parking brake.
CHAINCASE OIL LEVEL CHECK
1. Position snowmobile on a flat, level surface.
2. Remove the fill plug
q
. Maintain the oil level at the
base of the fill plug threads.
3. Using a funnel, slowly add the recommended oil until
the fluid begins to overflow.
4. Clean the area with a clean, dry shop towel. Clean
the fill plug.
5. Reinstall fill plug. Torque to specification.
TORQUE
Chaincase Fill Plug:
4 ft-lbs (6 N·m)
MAINTENANCE
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