Polaris 2003 Universal Snowmobiles - Manual (Page 176)

174
TROUBLESHOOTING
Engine Troubleshooting
Problem Probable Cause Solution
Noise in drive
system Broken drive clutch
components
Bearing failure/
chaincase, jack-
shaft, or front drive
shaft
Drive belt surface
flat spots
Drive chain loose
or worn, sprocket
teeth broken -SEE YOUR DEALER.
-SEE YOUR DEALER.
-Inspect and replace if necessary.
-Inspect and adjust or replace.
Poor low RPM
performance Worn drive belt
Excessive belt/
sheave clearance
Loose torque stop
Sticky clutch -Inspect and replace if necessary.
-SEE YOUR DEALER.
-Inspect and adjust.
-SEE YOUR DEALER.
Engine doesn’t
start (electric
start models) Wire connections -SEE YOUR DEALER.
Engine doesn’t
turn Seized engine
Hydrostatic lock
-SEE YOUR DEALER. Seizure is a result of
poor lubrication, inadequate fuel supply, bro-
ken parts, or improper cooling.
-Fuel may have entered crankcase while ve-
hicle was standing or being transported. SEE
YOUR DEALER to correct cause. Drain
plug(s) are located on lower crankcase for
emergency draining.