1972 Johnson 2R72 2HP Outboard Motor Service Repair Manual P/N JM-7201, Page 28Get this manual

1972 Johnson 2R72 2HP Outboard Motor Service Repair Manual P/N JM-7201, Page 28

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4-5 ESlNG
determine accurately the condition of components of the ignition system, an ignition analyzer should usedWithout the use of test equipment, coils, condensers, point assemblies replaced