2003 Ski-Doo ZX Series Factory Shop Manual, Page 276Get this manual
Section 06 ELECTRICAL Subsection 05 (ELECTRIC STARTER)
CLEANING AND INSPECTION
All Models
CLEANING
CAUTION: Yoke ass'y and drive unit assembly must not be immersed in cleaning solventClean brushes and holders with clean cloth soaked in solventBrushes must be dried thoroughly with clean clothBlow brush holders clean using compressed air
Check the commutator out-of-round condition with Blocks and an indicatorIf the commutator out-of-round is more than 0.40 mm (.016 in), the commutator should be turned on latheCheck commutator outer diameterIf less than specified value, replace
WARNING
Always wear safety glasses when using compressed airRemove dirt, oil or grease from commutator using clean cloth soaked in suitable solventDry well using clean and dry clothClean engine ring gear teeth and drive unit (clutch)NOTE: Bushings or bearings must not be cleaned with grease dissolving agentsImmerse all metal components in cleaning solutionDry using clean and dry clothA03E06A