1989 Johnson/Evinrude Outboards 88 thru 110 150 thru 175 models Service RepaIr Manual P/N 507757, Page 117Get this manual
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D_R2_7_50
System System
560 25 Ohms 480 25 Ohms
3? test for grounded condition, connect ohmmeter alternately between each jumper and cleangl ground needle moveme