1997 Johnsoon Evinrude "EU" 50 thru 70 3-Cylinder Service Manual, P/N 507266, Page 208Get this manual
Disassembly
1Remove the propeller and mounting hardwareInspect the propeller for spun hub
2Drain the gearcase by first removing the oil level plugthen the filldrain plug Inspect the lubricant for presence of water, metal chips, or burned odorWater in the lubricant will give it milky appearanceOverheating will give the lubricant black color and burned odor9438
[] 3Remove the four propeller shaft bearing housing screws with O-rings using 516 inthin-wall socket
4Using two special ONIC Screws, PIN 316982 (516-18 in, or two ONIC Propeller Shaft Bearing Housing Pullers, PIN 330278, and the puller body from OMC Universal Puller, PI 378103, pull the propeller shaft bearing housing from the gearcase5Remove the two retaining rings using ONIC Retaining Ring Pliers, PIN 331045Retaining rings are under extreme pressure during removal and installationWear 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 shaft6Remove the retainer plate from the gearcase