1993 Johnson Evinrude "ET" 90 degrees CV Service Manual, P/N 508285, Page 65Get this manual
Disassembly
All screws addressed in this procedure are No15 Torx
"" The air motor cover is under spring pressureUse caution when removing screws and releasing that pressure
[";l With No15 Torx screwdriver, remove the Torx screws
LJ holding
the air motor coverTo control the spring pressure, place pump on your bench with the air motor cover facing upwardHold down on cover while removing screws
Set cover, screws, D-ring, and two springs asider:;l Remove the Torx screws attaching the inlet housing to the
intermediate housing and separate these partsAs you lift the inlet housing, the oil piston will be drawn out of the oil pump