Polaris 900 RMK - Manual (Page 90)

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MAINTENANCE
General Maintenance
Drive Chain Tension
Check drive chain tension weekly
and before each long trip. To obtain
correct chain tension:
1. Rotate the driven clutch
counterclockwise to move all
chain slack to the tensioner side.
Lock the brake lever lock, or
have an assistant hold the brake
lever firmly.
2. Loosen the adjuster bolt jam nut (A).
3. Finger tighten the adjuster bolt
(B) until it can no longer be
adjusted by hand, then back off
1/4 turn.
4. Tighten the jam nut while holding the
adjuster bolt. Torque to 21 ft. lbs. (28 Nm).
5. Release the brake lever lock.