1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Manual, P/N 507263, Page 343Get 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
What's Most Important?
The Emergency System must STOP the engine when the emergency stop switch's cap is pulled from switch