2005 Ski-Doo REV Series Shop Manual, Page 51Get this manual
Section 02 TROUBLESHOOTING Subsection 03 (DRIVE AND BRAKE SYSTEMS)
SYMPTOM
BELT TOO NARROW ON ONE SECTION
CONDITION
TESTINSPECTION
NORMAL USE 1Check for frozen trackaFrozen trackFree track from ice2Check parking brakeaParking brake is engagedRelease parking brake3Check track tensionalignmentaTrack too tightAdjust track tension and alignment4Check drive pulleyaDrive pulley does not operate properlyRepair or replace drive pulley5Check idle speedaEngine idle speed is too highAdjust according to specifications6Check drive belt lengthaIncorrect belt lengthReplace with an appropriate drive belt (refer to TECHNICAL DATA)7Check belt heightaBelt height is incorrectAdjust according to specifications