Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 92Get this manual
STARTER REASSEMBLY 1If brushes were removed, replace as follows: aInstall POSITIVE brushes (along with POSITIVE terminal) into commutator end cap
bInstall NEGATIVE brushes (along with brush holder)d
POSITIVE (+)Brushes NEGATIVE (-) Brushes Brush Holder Bolts (Fasten NEGATIVE Brushes and Holder)
End Cap POSITIVE Brushes POSITIVE Terminal Insulating Block Insulating Washer Hex Nut
2If removed, reinstall parts on armature shaftUse new locknut and tighten securely on end of shaft