1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 171Get this manual
General Safety Warnings
Before working on any part of the manual starter, read the section called Safety at the end of this manualWear safety glasses while servicing the manual starterTo avoid accidental starting of engine while servicing, twist and remove all spark plug leadsWhen using shop air for cleaning or drying parts: Be sure air supply is regu lated to not more than 25 PSI (172 kPa) Be sure you use appropriate eye protection to avoid personal injuryReplace any locking fastener (locknut or patch screw) if its locking feature becomes weakDefinite resistance to tightening must be felt when reusing locking fastenerIf replacement is indicated, use only authorized replacement or equivalentTo prevent sudden movement when starting engine and possibleman overboard" situations, test the "start-in-gear prevention" system before returning engine to customer