Mercury 75 User Manual page 36

Never start or operate your outboard (even momentarily) without water circulating through all the cooling water
intake holes in the gearcase to prevent damage to the water pump (running dry) or overheating of the engine.
1. Check the engine oil level.
2. Make sure the cooling water intake is submerged.
3. Open fuel tank vent screw (in filler cap) on manual venting type fuel tanks.
4. Squeeze the fuel line primer bulb several times until it feels firm.
5. Set the lanyard stop switch to RUN position. Refer to General Information - Lanyard Stop Switch.
6. Shift outboard to neutral (N) position.
OPERATION
CAUTION
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