1999 "EE" Outboards Accessories Service Manual, P/N 787026, Page 179Get this manual
Motor TestNo Load
Securely fasten motor in suitable fixture before proceeding with this test
1Use battery rated at 360 cold cranking amps or higher that is in good condition and fully charged to perform this test2Connect 0-25 amp ammeter in series with the battery's terminal, ammeter red lead toward terminal
3Attach or hold vibration or mechanical tachometer to the motor while performing this test4Monitor motor RPM and current drawRefer to the chart below for the correct specifications for your motor5Viewed from the pump end, the motor shaft must rotate in clockwise direction when battery "+" is applied to the blue lead