Trimming Outboard Motor - Yamaha Z150 Owner's Manual

ON
OFF OFF
2. After stopping the engine, disconnect
the fuel line or close the fuel cock if there
is a fuel joint or a fuel cock on the boat.
3. Tighten the air vent screw on the fuel
tank cap (if equipped).
4. Remove the key if the boat will be left
unattended.
NOTE:
The engine can also be stopped by pulling
the lanyard and removing the clip from the
engine stop switch, then turning the main
switch to " " (off).
EMU27861

Trimming outboard motor

The trim angle of the outboard motor helps
determine the position of the bow of the boat
in the water. Correct trim angle will help im-
prove performance and fuel economy while
reducing strain on the engine. Correct trim
angle depends upon the combination of
ON
ZMU04600
boat, engine, and propeller. Correct trim is
also affected by variables such as the load in
the boat, sea conditions, and running speed.
EWM00740
WARNING
Excessive trim for the operating condi-
tions (either trim up or trim down) can
cause boat instability and can make
steering the boat more difficult. This in-
creases the possibility of an accident. If
the boat begins to feel unstable or is hard
to steer, slow down and/or readjust the
trim angle.
1. Trim operating angle
Operation
1
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