1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Manual, Page 318Get this manual
3Slide new end cap gasket over the brush leads and place the gasket in positionBend two paper clips for spring holders as shown 5Insert new brush springs in position and use the paper clips as tools to hold the brushes retracted in place
6I nstall the steel washer
on the armature shaft as shown
7Place the steel ball in the end of the armature shaftInstall the armature in the housing and into the end cap and brush assemblyRemove the brush retainer toolsInstallation of Pump Motor