2004 Ski-Doo Elite Factory Service Manual, Page 261Get this manual
Section 07 ELECTRICAL SYSTEM Subsection 03 (ELECTRIC STARTER)
PARTS INSPECTION
Armature
NOTE: An ohmmeter may be used for the following testing procedures, except for the one concerning shorted windings in armatureCheck commutator for roughness, burnt or scored surfaceIf necessary, turn commutator on lathe, enough to resurface onlyCheck commutator for mica depthIf depth is less than 0.20 mm (.008 in), undercut micaBe sure that no burrs are left and no copper dust remains between segments after undercutting operation is completedF18H0RA
1Commutator undercut 0.20 mm (.008 in)
Brush Holder
F01H0RA
Check brush holder for insulation using an ohmmeterPlace one test probe on insulated brush holder and the other test probe on brush holder plateIf continuity is found, brush holder has to be repaired or replaced