1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Repair Manual P/N 500612, Page 431Get this manual
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Pressure Leakdown Test
4 Jog the trim motor UP, then DOWN, then UP again to any pressure at the manual release valve before removing itTo avoid personal injury, always wear eye protection