1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 212Get this manual

1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 212

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POWER TRIM
Relay good: Pump motor wiring is defectivePump motor is defective
No Voltage Indicated: Connect Voltmeter RED lead to Point 5 If battery voltage is indicated, trim switch is fau