2007 Polaris 550 LX Owners Manual - Page 130

2007 Polaris 550 LX Manual

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Page 130 highlights

Engine Troubleshooting Problem Noise in drive system Broken drive clutch components Bearing failure/ chaincase, jackshaft, or front drive shaft Drive belt surface flat spots Drive chain loose Drive chain worn, sprocket teeth broken Poor low RPM performance Worn drive belt Excessive belt/ sheave clearance Loose torque stop Sticky clutch Engine doesn't turn Seized engine TROUBLESHOOTING Probable Cause Solution • SEE YOUR DEALER. • SEE YOUR DEALER. • Inspect and replace as needed. • Inspect and adjust (or replace). • SEE YOUR DEALER. • Inspect and replace as needed. • SEE YOUR DEALER. • Inspect and adjust. • SEE YOUR DEALER. • SEE YOUR DEALER. Seizure is a result of poor lubrication, inadequate fuel supply, broken parts or improper cooling. • Fuel may have entered the crankcase while the vehicle was standing or being transported. SEE YOUR DEALER to correct the cause. Drain plug(s) are located on the lower crankcase for emergency draining. • SEE YOUR DEALER. Hydrostatic lock Engine doesn't start (electric start models) Engine requires more than normal pulls to start Wire connections Poor fuel Not enough fuel getting to engine • Replace with fresh winter fuel. • SEE YOUR DEALER. 127

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127
TROUBLESHOOTING
Engine Troubleshooting
Problem
Probable Cause
Solution
Noise in drive sys-
tem
Broken drive clutch
components
•
SEE YOUR DEALER.
Bearing failure/
chaincase, jackshaft,
or front drive shaft
•
SEE YOUR DEALER.
Drive belt surface
flat spots
•
Inspect and replace as needed.
Drive chain loose
•
Inspect and adjust (or replace).
Drive chain worn,
sprocket teeth bro-
ken
•
SEE YOUR DEALER.
Poor low RPM per-
formance
Worn drive belt
•
Inspect and replace as needed.
Excessive belt/
sheave clearance
•
SEE YOUR DEALER.
Loose torque stop
•
Inspect and adjust.
Sticky clutch
•
SEE YOUR DEALER.
Engine doesn't turn
Seized engine
•
SEE YOUR DEALER. Seizure is a
result of poor lubrication, inade-
quate fuel supply, broken parts or
improper cooling.
Hydrostatic lock
•
Fuel may have entered the crank-
case while the vehicle was standing
or being transported. SEE YOUR
DEALER to correct the cause.
Drain plug(s) are located on the
lower crankcase for emergency
draining.
Engine doesn't start
(electric start mod-
els)
Wire connections
•
SEE YOUR DEALER.
Engine requires
more than normal
pulls to start
Poor fuel
•
Replace with fresh winter fuel.
Not enough fuel get-
ting to engine
•
SEE YOUR DEALER.