1997 Johnsoon Evinrude "EU" 50 thru 70 3-Cylinder Service Repair Manual, P/N 507266, Page 267Get this manual
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Circuit Verification, OMC Tester, PIN 437274 Verify the condition of the boat modular wiring system using OMC Tester, PIN 437274 Power to the tester is supplied by:
rn Turn the tester ON for all