2002 Bombardier Quest 650XT Service Manual, Page 53Get this manual
Section 03 ENGINE Subsection 02 (TROUBLESHOOTING)
SYMPTOM CONDITION TestInspection
FLEX CRACKS BETWEEN COGSNORMAL USE1Check drive belt conditionaConsiderable use, belt wearing outReplacebVehicle not in use for longer time (material gets brittle)Replace
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SYMPTOM CONDITION TestInspection