Polaris 550 IQ Shift - Manual (Page 102)

99
TROUBLESHOOTING
Engine Troubleshooting
Unless you have experience and training in two-cycle engine repair,
see your dealer if technical problems arise.
Problem Probable Cause Solution
Erratic engine oper-
ating RPM during
acceleration or load
variations
Drive clutch binding • Disassemble drive clutch to inspect
shift weights for wear and free oper-
ation. SEE YOUR DEALER.
• Clean and polish stationary shaft
hub.
Driven clutch mal-
function
• Replace ramp buttons and rollers.
SEE YOUR DEALER.
• Inspect movable sheaves for exces-
sive bushing clearance and replace if
necessary. SEE YOUR DEALER.
Harsh drive clutch
engagement
Drive belt worn or
too narrow
• Replace the drive belt.
Excessive belt/
sheave clearance
• SEE YOUR DEALER.
Drive belt turns over Wrong belt for appli-
cation
• Replace the drive belt.
Clutch alignment out
of spec
• Adjust alignment offset. SEE YOUR
DEALER.
Engine mount bro-
ken or loose
• Inspect and adjust or replace. SEE
YOUR DEALER.
Machine fails to
move
Clutch jammed • Check for twisted belt, broken
spring, sticking weights, lubrica-
tion. SEE YOUR DEALER.
Track jammed • Foreign object may be caught or the
rail slide melted to the track clips
due to lack of lubrication.
• Track may be iced up or frozen to
the ground.
Chaincase sprocket
or chain jammed or
broken
• Chain is loose or broken or chain
tightener is loose. SEE YOUR
DEALER.
Engine stutters in
reverse
Misfire mode has
activated to prevent
engine overheat
• Shift to forward or restart the engine
to clear the misfire mode.