Bombardier SeaDoo 2001 factory shop manual, Page 385Get this manual
Section 10 ELECTRICAL SYSTEM Subsection 04 (STARTING SYSTEM)
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 completed
Measure brush lengthIf less than 8.5 mm (.335 in), replace themNOTE: New brush length is 12 mm (.472 in)
A03E05A
1New 2Wear limit, 8.5 mm (.335 in)
Overrunning Clutch