Gasoline; Engine Oil; Battery Requirement - Yamaha 150 Owner's Manual

General information
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.
EMU25570

Gasoline

If knocking or pinging occurs, use a different
brand of gasoline or premium unleaded fuel.
Recommended gasoline:
Regular unleaded gasoline with a min-
imum octane rating of 86 (Pump Oc-
tane Number) = (R+M)/2
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.
9
EMU25660

Engine oil

Use Yamalube 2-M outboard oil. If Ya-
malube 2-M is not available, use only anoth-
er outboard motor manufacturer's factory-
brand oil with TC-W3 rating.
Recommended engine oil:
YAMALUBE 2 STROKE OUTBOARD
OIL
ECM01290
CAUTION:
Serious engine damage can result from
the use of lower quality oil, including
some commonly available oil brands with
"TC-W3" on their label. To avoid the risk,
use only Yamalube 2-M or, if necessary,
another outboard motor manufacturer's
factory-brand TC-W3 oil.
EMU25690

Battery requirement

ECM01060
CAUTION:
Do not use a battery that does not meet
the specified capacity. If a battery which
does not meet specifications is used, the
electric system could perform poorly or
be overloaded, causing electric system
damage.
For electric start models, choose a battery
which meets the following specifications.