1996 Johnson/Evinrude Outboards 50 thru 70 3-Cylinder Service Manual, Page 251Get this manual
rn 4Remove pinion and base[]] INotel
Before disassembly, scribe marks on frame and end caps for reference during reassembly
[]] 5Remove the two thru bolts and separate componentsCleaning and Inspection
1Inspect the brushes; replace if one-half worn, damaged, or crackedReplace brush springs, if weak
2Clean commutator with 300 grade emery clothIf commutator surface is unevenly worn or pitted, turn on latheRemove any trace of oil or metal dust from commutator