1997 Ski-Doo Factory Shop Manual Volume Two, Page 41Get this manual
Sub-Section 04
Section 02 TROUBLESHOOTING (TRANSMISSION AND BRAKE SYSTEMS)
SYMPTOM CONDITION TestInspection
BELT DISINTEGRATION NORMAL USE 1Check drive belt identification numbera.Excessive belt speedUsing unspecified type of beltReplace belt with proper type of belt (refer to TECHNICAL DATA 09)2Check if pulley halves are cleana.Oil on pulley surfacesClean pulley surfaces with fine emery cloth and wipe clean using Loctite Saftety Solvent (PN 413 7082 00) and clothBELT EDGE CORD BREAKAGE NORMAL USE 1Check pulley alignmenta.Pulley misalignmentAlign pulley according to specifications (refer to TECHNICAL DATA 09)