2004 SR Johnson 2-stroke 40, 50HP Service Manual, Page 268Get this manual
TRIM AND TILT ELECTRICAL CIRCUIT TESTS
Trim and Tilt Motor No Load Test
IMPORTANT: Securely fasten motor in suitable fixture before proceeding with this testUse battery rated at 360 CCA (50 Ah) or higher that is in good condition and fully charged to perform this testConnect to 25 ammeter in series with the battery's (+) terminalammeter red lead toward terminalAttach or hold vibration or mechanical tachometer to the motor while performing this testMonitor motor RPM and current draw
1Trim range 2Tilt range
Compare your test results to the values listed in the Performance Chart
Performance Chart
Mode Stall UP Stall DOWN Full Range UP Full Range DOWN Normal Current Draw 11 to 16 Amps 16 to 22 Amps Time in Seconds