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TROUBLESHOOTING
IQ/Switchback Suspension Troubleshooting
Problem Solution
Rear suspension bot-
toms too easily
• Adjust torsion spring preload to achieve proper static sag
(see page 46).
• Change torsion spring to stiffer optional spring (see your
dealer).
• Revalve rear track shock (see your dealer).
Rides too stiff in rear • Check for binding suspension shafts and grease all pivot
points.
• Adjust torsion spring preload to achieve proper static sag
(see page 46).
• Change torsion spring to softer optional spring (see your
dealer).
• Check track tension (see page 108).
Too much weight
transfer when climb-
ing
• Set static sag (see page 46). Adjust torsion spring blocks or
install optional torsion springs to achieve correct sag.
• Adjust limiter straps (see page 49).
Too little weight
transfer when climb-
ing
• Set static sag (see page 46). Adjust torsion spring blocks or
install optional torsion springs to achieve correct sag.
• Adjust limiter straps (see page 49).
Machine darts from
side to side
• Check ski alignment (see page 112).
• 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 46).
• Check rail slide/replace if worn (see page 114).
• Install Accu-Trak dual skags (see your dealer).
Front end pushes • Check for worn skags.
• Set static sag (see page 46).
• Check for binding front suspension shafts and steering
components, grease all pivot points (elevate front of
machine).
• Increase IFS preload (if equipped) (see page 42).
• Install single skag (see your dealer).
• Rotate RRSS to high position (see page 53).
Steering is heavy • Make sure spindles and all steering components turn freely.
• Check ski alignment (see page 112).
• Check skags and skis for damage.
• Set static sag (see page 46).