1997 Johnson/Evinrude EU 25, 35 HP 3-Cylinder outboards Service Manual, Page 229Get this manual
No Load Current Draw, Electric Starter INotel Securely fasten starter in vise or other suitable fixture before proceeding with this check
1Locate battery rated at 500 CCA (60 amp-hr) or higher that is in good condition and fully charged
2Connect 0-100 amp ammeter in series with heavy jumper between the battery terminal and the starter terminalH+H H+H
3Attach or hold vibration tachometer, such as Frahm Reed tachometer, to the starter