2003 Ski-Doo ZX Series Factory Shop Manual, Page 86Get this manual
Subsection 04
Section 03 TROUBLESHOOTING (TRANSMISSION AND BRAKE SYSTEMS)
SYMPTOM CONDITION TESTINSPECTION
BELT DISINTEGRATIONNORMAL USE1Check drive belt identification numberaExcessive belt speedWrong type of beltReplace with proper type of belt (refer to TECHNICAL DATA)2Check if pulley halves are cleanaOil on pulley surfacesClean pulley surfaces with fine emery cloth and wipe clean using Pulley flange cleaner (PN 413 711 809) and cloth
A00DOEY
SYMPTOM CONDITION TESTINSPECTION
BELT FABRIC CORD BREAKAGENORMAL USE1Check pulley alignmentaPulley misalignmentAlign pulley according to specifications (refer to TECHNICAL DATA)
A00DOFY