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Fuel Mixture; Fuel Handling - Husqvarna 125B Operator's Manual

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Fuel mixture

CAUTION! The machine is equipped with
a two- -stroke engine and must always be
run using a mixture of gasoline and two- -
stroke engine oil. It is important to accu-
rately measure the amount of oil to be
mixed to ensure that the correct mixture is
obtained. When mixing small amounts of
fuel, even small inaccuracies can drastical-
ly affect the ratio of the mixture.
Always ensure
there is adequate ventilation when
handling fuel.
CAUTION! Always use high quality
unleaded gasoline.
S This engine is certified to operate on
unleaded gasoline.
S The lowest recommended octane rating
is 87. If you run the engine on lower oc-
tane rating than 87, "knocking" can oc-
cur. This leads to an increased engine
temperature, which can result in a seri-
ous engine breakdown.
S When working at continuous high revs a
higher octane rating is recommended.
Two- -stroke oil
S For great results and performance use
HUSQVARNA two- -stroke oil, which is
specially formulated for our two- -stroke
engines. Mixture 1:50 (2%).
S To maximize the life of your blower, you
may choose to use a high quality syn-
thetic oil formulated for two- -stroke
engines. Mixture 1:50 (2%).
S Never use two- -stroke oil intended for
water- -cooled outboard engines,
sometimes referred to as outboard oil.
S Never use oil intended for four- -stroke
Two- - stroke oil
U.S. gallon
U.S. fl. oz.
2 1/2
2 1/2
6 1/2
12 7/8
S Always mix the gasoline and oil in a
clean container intended for fuel.
115491326 Rev. 2 4/30/12


S Always start by filling half the amount of
the gasoline to be used. Then add the
entire amount of oil. Mix (shake) the fuel
mixture. Add the remaining amount of
S Mix (shake) the fuel mixture thoroughly
before filling the machine's fuel tank.
S Do not mix more than one month's sup-
ply of fuel at a time.
S If the machine is not used for some time,
the fuel tank should be emptied and
verter muffler gets very hot during
and after use. This also applies
during idling. Be aware of the fire
hazard, especially when working
near flammable substances and/or
precautions, will lessen the risk of
Do not smoke or place hot objects
near fuel.
Always shut off the engine before
Always stop the engine and let it
cool for a few minutes before
When refueling, open the fuel cap
slowly so that any excess pressure
is released gently.
Tighten the fuel cap carefully after
Always move the machine away
from the refueling area before
2% (1:50)
The catalytic con-
Taking the following
English--- 11



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