1993 Johnson Evinrude "ET" 9.9 thru 30 Service Manual, P/N 508282, Page 175Get this manual
132119Remove the upper crankshaft seal and bearing Discard the seal and clean and inspect the bearing133120Remove a-ring from crankshaft sleeve and inspectReplace if necessary134121Inspect crankshaft sleeve and replace if necessaryTo remove, use OMC Slide Hammer, PIN 432128, and OMC Large Pu lIer Jaws, PIN 43212922Remove the lower main bearing only if it needs to be replacedUsing external retaining ring pliers, remove the lower bearing retaining ringUsing an appropriate bearing separator, support the bearing, place separator flats against the bearing and press off the crankshaftr::;;;-] 23Remove the rings from the pistons using piston ring expandersDO NOT try to save the ringsInstall complete set of new rings on every powerhead service job 00