2004 Ski-Doo REV Series Factory Service Manual, Page 90Get this manual
Section 03 TROUBLESHOOTING Subsection 04 (ELECTRICAL SYSTEM)
SYMPTOM
STARTER TURNS, BUT OVERRUNNING CLUTCH PINION DOES NOT MESH WITH RING GEAR
CONDITION
TESTINSPECTION
NORMAL USE 7Check ring gearaWorn ring gearReplace ring gear8Check for proper starter rotation directionaStarter turns in wrong direction, incorrectly installed brushes, wrong polarity or wrong starterReplace starter or reconnect properly
SYMPTOM
ELECTRIC STARTER KEEPS TURNING WHEN ENGINE IS STARTED
CONDITION