2010 Polaris Hammer Owners Manual - Page 91

Rear Suspension Maintenance Rear Shock Preload (Ride Height) Adjustment 7. The upper spanner nut on the shock is the lock nut. The lower spanner nut is the adjuster nut. Loosen the lock nut by turning it counterclockwise (as viewed from the top of shock) with the spanner wrench. 8. Spray a light lubricant on the adjuster nut where it contacts the spring. DO NOT allow spray to contact the drive belt. 9. Adjust shock preload by rotating the adjuster nut clockwise (as viewed from the top of shock) to INCREASE preload (firm) or counterclockwise to DECREASE preload (softer). 10. Recheck the preload measurement after adjusting. 11. Tighten the lock nut securely against the adjuster nut. 12. Reinstall the fuse box bracket and tighten the bolts securely. 13. Reinstall the fuse box and right side cover. Lock Nut (upper) Adjuster Nut (lower) Decrease Preload (softer) Increase Preload (more firm) 89