Polaris FST IQ Touring - Manual (Page 163)

160
TROUBLESHOOTING
M-10 Suspension Troubleshooting
Problem Solution (Perform only one change at a time)
Rear suspension
bottoms too easily
• Increase FRA position (see page 67).
• Install appropriate optional center retainer on rear track shock
(see page 68).
• Increase front track shock coil spring preload by adding
washers.
• Revalve rear track shock compression damping (see your
dealer).
• Check track tension (see page 142).
Rear suspension
rides too stiff
• Decrease FRA position (see page 67).
• Install appropriate optional center retainer on rear track shock
(see page 68).
• Decrease front track shock coil spring preload by adding
washers.
• Revalve rear track shock compression damping (see your
dealer).
• Check track tension (see page 142).
Front end pushes • Check for worn skags
• Check for binding suspension shafts and grease all pivot
points.
• Shorten front limiter strap.
• Install single skags (see your dealer).
Steering is heavy • Check skags and skis for damage.
• Check ski alignment (see page 146).
• Make sure spindles and all steering components turn freely.
• Verify sag dimension (see page 65). Adjust torsion spring
blocks or install optional torsion springs to achieve correct
sag dimensions.
• Adjust IFS preload (see page 55).
• Adjust RIDER SELECT (see page 34).
Machine darts from
side to side
• Check ski alignment (see page 146).
• Make sure spindles and all steering components turn freely.
• Check for excessive play in steering assembly (see your
dealer).
• Make sure skags are straight on skis.
• Set static sag (see page 65).
• Install dual skags.