Poor Ventilation; Basic Boat Operation (Dts Models); Launching And Boat Operation; Operation Chart - Mercury 350 Scorpion ECT MerCruiser Operation & Maintenance Manual

Section 3 - On the Water

Poor Ventilation

Under certain running or wind conditions, permanently enclosed or canvas enclosed cabins or cockpits with insufficient
ventilation may draw in carbon monoxide. Install one or more carbon monoxide detectors in your boat.
Although the occurrence is rare, on a very calm day, swimmers and passengers in an open area of a stationary boat that
contains or is near a running engine may be exposed to a hazardous level of carbon monoxide.
1. Examples of poor ventilation while the boat is stationary:
a
2. Examples of poor ventilation while the boat is moving:
a

Basic Boat Operation (DTS Models)

Launching and Boat Operation

IMPORTANT: Install bilge drain plug prior to launching boat.

Operation Chart

BEFORE STARTING
Install bilge drain plug.
Open engine hatch.
Turn battery switch on.
Operate bilge blowers.
Open fuel shut off valve.
Open seacock, if equipped.
Close the drain system.
Check the engine oil.
Perform all other checks specified by
your dealer and/or boatbuilder.
Listen for audio warning alarm to sound
when the ignition switch is in the "ON"
position.

Starting and Stopping the Engine

NOTE: Perform only those functions applicable to your power package.
Page 34
b
b

Operation Chart

AFTER STARTING
Observe all gauges to
check condition of engine.
If not normal, stop engine.
Check for fuel, oil, water,
fluid and exhaust leaks.
Check shift and throttle
control operation.
Check steering operation.
a - Operating the engine when the boat
is moored in a confined space
b - Mooring close to another boat that
has its engine operating
21626
a - Operating the boat with the
trim angle of the bow too
high
b - Operating the boat with no
forward hatches open
43368 (station wagon effect)
WHILE UNDERWAY
Observe all gauges to
check condition of Turn ignition key to the
engine. If not normal, "OFF" position.
stop engine.
Listen for the audio Turn battery switch to the
alarm. "OFF" position.
Close fuel shut off valve.
Close seacock, if equipped.
Flush cooling system if in
saltwater.
Drain bilge.
90-8M0099729
AFTER STOPPING
NOVEMBER 2014
eng