1997 Johnson/Evinrude EU 25, 35 HP 3-Cylinder outboards Service Manual, Page 208Get this manual
rn the boat pulled to theOFF, loosen the trim tabthe trim tab With the motor shut screwIf right, move the rear of slightly to the rightIf the boat pulled to the left, move the rear of the trim tab slightly to the left Tighten the trim tab screw to 60-84 inIbs(7-9 Nm) Test the boat and, if needed, repeat the procedure until steering effort is as equal as possibleHigh motor installationsThe trim tab might be above the water when the motor is trimmed outSteering effort might increaseSteering effort will be reduced if you trim the motor in and submerge the trim tabDual motorsMove both trim tabs equally and in the same direction