1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 365Get this manual
Running Motor with Motor Cover Removed is Guardyou remove CoverGuard to work on motor remember oose Clothing (open shirt sleeves neckties) Long hair Jewelry (rings, watches, bracelets)' Hands and arms ' can be Caught by the spinning Flywheel
Handling High Voltage Parts like spark plugs and coils can shock you may cause you to recoil into the flywheel
Two People working together on Live Motor must Look Out for each otherNever, Ever, hit the Key to Start Motor Before signaling your PartnerHe may be leaning over the motor with hands on flywheel or "hot" electrical part or near the propeller