1993 Johnson Evinrude "ET" 40 thru 55 Service Manual, P/N 508283, Page 209Get this manual
Cleaning and Inspection ill
Replace damaged componentsShift system failure could cause loss of control over direction of engine thrust
1Discard all seals, O-rings, gaskets, and clutch dog spring
ill compressed airTo avoid personal injury, wear eye protec-
2Clean all gearcase components in solvent and dry with