1993 Johnson Evinrude "ET" 9.9 thru 30 Service Manual, P/N 508282, Page 345Get this manual
Outboard Emergency Stop System and Persons Safety
the Emergency Stop system begins here at the Buckle
here in the ignition system on the power head_ Il=!=::=
What's Most Important?
The Emergency System must STOP the engine when the emergency stop switch 's cap is pulled from switch