1999 "EE" Evinrude 70HP 4-Stroke Service Manual, P/N 787023, Page 184Get this manual
Troubleshooting with an Ammeter Careful analysis of the electric motor's current draw and trimtilt unit operating speed aids evaluation of the electric motor and certain mechanical componentsUse battery rated at 360 CCA (50 amp-hr) or higher that is in good condition and fully charged to perform this testThe specifications contained in the Performance Chart are for static hydraulic testsDo not attempt to perform the following tests while the boat is moving 1Connect 0-100 amp DC ammeter in series between the battery cable and the starter solenoid