1989 Johnson Evinrude "CE" 9.9 thru 30 Service Manual, P/N 507754, Page 240Get this manual
Gearcase Servicing20, 25, 30 Removal
ill twist and remove all spark plug leads
'" 1To avoid accidental starting of engine while servicing,
2Remove the propeller from the gearcaseInspect the condition of the propeller hub
3Drain the gearcase by first removing the oil level plugthen the oil filldrain plug 4Remove both water intake screens5Disengage the shift rod using two open-end wrenches 6Remove and discard the upper plastic keeper Remove the upper connector