2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 21Get this manual
Predelivery check
Checking the engine start switch and engine stop lanyard switch
1Check that the engine starts when the engine start button is pushed(Tiller handle model) Check that the engine starts when the engine start switch is turned to "START (Remote control model)
Tiller handle model Remote control model
S60V1070
3Check that the engine turns off when the clip is pulled from the engine stop lanyard switch
S6AG1170
S66T1090