Polaris FST IQ Touring Owner's Manual page 149

TROUBLESHOOTING
IQ Comfort Suspension Troubleshooting
Problem
Rear suspension bot-
toms too easily
Rides too stiff in rear
Snowmobile darts
from side to side
Front end pushes
Steering is heavy
146
Solution
• Adjust torsion spring preload to achieve proper static sag
(see page 58).
• Change torsion spring to stiffer optional spring (see your
dealer).
• Rotate RRSS to higher position (see page 61).
• Check for binding suspension shafts and grease all pivot
points.
• Adjust torsion spring preload to achieve proper static sag
(see page 58).
• Change torsion spring to softer optional spring (see your
dealer).
• Check track tension (see page 130).
• Rotate RRSS to lower position (see page 61).
• Check ski alignment (see page 134).
• Make sure spindles and all steering components turn freely.
• Check for excessive play in steering assembly (see your
dealer).
• Ensure skags are straight on skis.
• Set static sag (see page 58).
• Check rail slide/replace if worn (see page 132).
• Install Accu-Trak dual skags (see your dealer).
• Check for worn skags.
• Check for binding front suspension shafts and steering
components, grease all pivot points (elevate front of
machine).
• Set static sag (see page 58).
• Install single skag (see your dealer).
• Increase IFS preload (if equipped) (see page 55).
• Rotate RRSS to higher position (see page 61).
• Make sure spindles and all steering components turn freely.
• Check ski alignment (see page 134).
• Check skags and skis for damage.
• Set static sag (see page 58).