1998 Johnson Evinrude "EC" 90, 100C, 105C, 115, 150, 150C, 175 60 deg. LV Service Manual, P/N 520210, Page 242Get this manual
Gearcase ServicingCounter-Rotation Removal
Remove the gearcase as described on Page 6-11 Disassembly
1Remove the propeller and mounting hardwareInspect the propeller for spun hub
2Remove the oil level plugthen the drainlfill plugand drain the lube from the gearcase into containerInspect the lube and the magnets on the plugs for metal chipsThe presence of small metal chips can indicate normal wear of the gears, bearings, or shafts within the gearcaseLarge metal chips can indicate extensive internal damageMake note for future reference while inspecting internal components
Inspect the drained lubricant for water or burned odorWater in the lubricant will give it milky appearanceOverheating will give the lubricant black color and burned odor3Remove the two screws, washers, and retainers holding the propeller shaft bearing housing4Thread OMC Adapter, PI 432398onto OMC Slide Hammer, PI 432128until it seatsThread adapter completely onto propeller shaft, and pull propeller shaft and bearing housing assembly out of gearcase