2002 Polaris Universal Snowmobile Owners Manual - Page 160

TROUBLESHOOTING Suspension Troubleshooting X-12 Problem Rear suspension bottoms too easily Solution (perform only one change at a time) -Check to be sure FRSS block is in highest position -Adjust torsion spring blocks to highest position -Adjust coil over spring on front track shock to increase preload -Change torsion springs to .421 diameter (on 121″ models only) -Change to next heavier coil spring -Increase front track shock compression damping by turning screw clockwise -Check for binding suspension shafts and grease all pivot points -Decrease torsion spring preload adjustments -Remove rear track shock spring -Decrease front track shock compression damping by turning screw counter-clockwise -Adjust front track shock spring to less preload. -Make sure skis are aligned properly -Make sure spindles and all steering components are free turning -Make sure skags are straight on skis -Ensure use of E-Z Steert skags -Shift FRSS to highest position -Check for worn skags -Check for binding suspension shafts and grease all pivot points -Increase front IFS preload -Change FRSS to low setting or move to forwardmost hole -Check ski alignment -Check skags and skis for damage -Change FRSS to high setting -Decrease IFS spring preload -Make sure spindles and all suspension components are free turning -Rotate FRSS to lowest setting, depending upon rider preference -Decrease preload on front track spring -Tighten limiter strap one hole -Move FRSS to forwardmost hole -Tighten limiter strap one hole Rides too stiff in rear Machine darts from side to side Front end pushes Steering is heavy Setting up for deep snow operation 158