1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 228Get this manual
Disassembly 1Remove the propeller and mounting hardwareInspect the propeller for spun hub
Drain the gearcase by first removing the oil level plugthen the oil filiidrain plug Inspect the lubricant for water which will give it milky appearance, or overheating, which will give the lubricant black color and burned odor
f81 3Remove the four propeller shaft bearing housing screws with O-rings using 5 16 inthin wall socket19l 4Using two OMC516-18 inscrews, PI 316982 or OMC Propeller Shaft Bearing Housing Puller, PI 330278, and puller body from OMC Universal Puller Kit, PI 378103, pull the propeller shaft bearing housing from gearcase
5Remove the two retaining rings using OMCRetaining Ring Pliers PIN 331045Retaining rings are under extreme pressure during removal and installationTo prevent personal injury, wear safety glasses and proceed with care to avoid unsnapping the ring from the pliersAfter the retaining rings are removed far enough from the gearcase to clear the housing, release the tension on the pliers while retaining ring is still around the propeller shaft