Operation Chart - Mercury 540 Bravo Manual

FLOODED ENGINE
Before trying a restart, check for full battery voltage (13.8–14.2 volts). Move
control/throttle lever to full throttle. Be prepared to decrease the engine speed
to idle as soon as the engine starts.
STARTING PROCEDURE
1. Turn the key switch to "START." Release the key and allow the switch to
return to the "RUN" position.
2. Check the oil pressure gauge immediately after the engine starts. If oil
pressure is below the minimum requirement, see Specifications, stop the
engine immediately, and determine the cause.
3. If the engine is cold, make sure the engine is idling smoothly before
operating the boat.
4. Check the coolant temperature gauge to ensure that the engine
temperature is not abnormally high. If it is, stop the engine immediately
and determine the cause.
5. Ensure that the charging system is functioning correctly.
6. Observe the power package for fuel, oil, water, and exhaust leaks.

Operation Chart

1. Before Starting
Open the engine hatch.
Turn battery switch "ON," if equipped.
Operate bilge blowers, if equipped.
Open fuel shut off valve.
Open seacock, if equipped.
Perform all other checks specified by your dealer and/or boatbuilder.
2. After Starting
Observe all gauges to check condition of engine. If not normal, stop
engine.
Check for fuel, oil, water, fluid and exhaust leaks, etc.
Check shift and throttle control operation.
Check steering operation.
3. While Underway
Observe all gauges to monitor engine condition.
4. After Stopping
Shift to neutral. Turn ignition key "OFF."
Turn battery switch "OFF," if equipped.
OPERATION
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