Basic Requirements; Fueling Instructions; Gasoline; Engine Oil - Yamaha E40X Owner's Manual

Basic requirements

EMU25540

Fueling instructions

EWM00010
WARNING
GASOLINE AND ITS VAPORS ARE HIGH-
LY FLAMMABLE AND EXPLOSIVE!
Do not smoke when refueling, and keep
G
away from sparks, flames, or other
sources of ignition.
Stop engine before refueling.
G
Refuel in a well-ventilated area. Refuel
G
portable fuel tanks off the boat.
Take care not to spill gasoline. If gaso-
G
line spills, wipe it up immediately with
dry rags.
Do not overfill the fuel tank.
G
Tighten the filler cap securely after re-
G
fueling.
If you should swallow some gasoline,
G
inhale a lot of gasoline vapor, or get
gasoline in your eyes, get immediate
medical attention.
If any gasoline spills onto your skin, im-
G
mediately wash with soap and water.
Change clothing if gasoline spills on it.
Touch the fuel nozzle to the filler open-
G
ing or funnel to help prevent electro-
static sparks.
ECM00010
CAUTION:
Use only new clean gasoline which has
been stored in clean containers and is not
contaminated with water or foreign mat-
ter.
EMU33980

Gasoline

Recommended gasoline:
Regular unleaded gasoline
If knocking or pinging occurs, use a different
8
brand of gasoline or premium unleaded fuel.
If unleaded gasoline is not available, then
premium gasoline can be used.
Gasohol
There are two types of gasohol: gasohol con-
taining ethanol and that containing metha-
nol. Gasohol containing ethanol can be used
if ethanol content does not exceed 10% and
the fuel meets minimum octane ratings.
Yamaha does not recommended gasohol
containing methanol because it can cause
fuel system damage or engine performance
problems.
EMU25650

Engine oil

Recommended engine oil:
YAMALUBE 2-stroke outboard motor
oil
If the recommended engine oil is not avail-
able, another 2-stroke engine oil with an
NMMA-certified TC-W3 rating may be used.
EMU33551

Installation requirements

EMU33560

Boat horsepower rating

Before installing the outboard motor(s), con-
firm that the total horsepower of your mo-
tor(s) does not exceed the boats maximum
horsepower rating. See the boats capacity
plate or contact the manufacturer.
EWM01560
WARNING
Overpowering a boat can cause severe
instability.
EMU33570

Mounting motor

Your dealer or other person experienced in
proper rigging should mount the motor using
correct equipment and complete rigging in-
structions. For further information, see page