Drive System Maintenance; Drive Chain Tension Adjustment; Chaincase Oil Level Check - Polaris 850 MATRYX INDY XC 129 2021 Manual

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
5. Finger-tighten the adjuster bolt
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.
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.

CHAINCASE OIL LEVEL CHECK

1. Position snowmobile on a flat, level surface.
2. Remove the fill plug
q
.
w
until it can no
3. Using a funnel, slowly add the recommended oil until
4. Clean the area with a clean, dry shop towel. Clean
5. Reinstall fill plug. Torque to specification.
q
. Maintain the oil level at the
base of the fill plug threads.
the fluid begins to overflow.
the fill plug.
TORQUE
Chaincase Fill Plug:
4 ft-lbs (6 N·m)
MAINTENANCE
2
2.33