1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 81Get this manual

1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 81

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CHARGING AND STARTING SYSTEM
SAFETY WARNING: Disconnect BLACK (with YELLOW sleeve) cable from starter solenoid test point BEFORE making tests to prevent unexpected engine cranking

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