I HAVE A 1999 JAVELIN RENEGADE 20 WITH JOHNSON 225 H.O. HAS HYDRO STEARING. TURNS FINE WHEN NOT AT HIGH SPEEDS, WHEN TRIMMED OUT, WILL TURN EASY TO THE RIGHT BUT IS STIFF TO THE LEFT. DOES THE TRIM TAB NEED ADJUSTING? WHICH WAY DO I START MOVING IT? IT TRACKS AS STRAIGHT AS AN ARROW BUT STIFF TURNING LEFT. THANKS