Engine Oil - Husqvarna 87521RSX Owner's Manual

OPERATOR
PRES ENCE
CONTROL
BAR
FOLD
FORWARD
FOR
STORAGE
FIG. 19
SQUEEZE
HANDLE
BRACKET
FIG. 20
STORAGE
ENGINE
MOWING
FUEL SYSTEM
POSITION
IMPORTANT:
DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM
PARTS SUCH AS CARBURETOR, FUEL FILTER, FUEL HOSE,
OR TANK DURING STORAGE. ALCOHOL BLENDED FUELS
(CALLED GASOHOL OR USING ETHANOL OR METHANOL)
CAN ATTRACT MOISTURE WHICH LEADS TO SEPARATION
AND FORMATION OF ACIDS DURING STORAGE. ACIDIC GAS
CAN DAMAGE THE FUEL SYSTEM OF AN ENGINE WHILE IN
STORAGE.
•
UPPER
HANDLE
•
•
HANDLE
NOTE: Fuel stabilizer is an acceptable alternative in mini-
KNOB
mizing the formation of fuel gum deposits during stor age.
Add stabilizer to gasoline in fuel tank or storage container.
Always follow the mix ratio found on stabilizer container.
Run engine at least 10 minutes after adding stabilizer to
LOWER
allow the stabilizer to reach the carburetor. Do not empty
HANDLE
the gas tank and carburetor if using fuel stabilizer.

ENGINE OIL

Drain oil (with engine warm) and replace with clean engine
oil. (See "ENGINE" in the Maintenance section of this
manual).
CYLINDER
1. Remove spark plug.
2. Pour one ounce (29 ml) of oil through spark plug hole
HANDLE PIN
3. Pull starter handle slowly a few times to distribute oil.
4. Replace with new spark plug.
OTHER
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•
•
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IMPORTANT: NEVER COVER MOWER WHILE ENGINE AND
EXHAUST AREAS ARE STILL WARM.
15
IT IS IMPORTANT TO PREVENT GUM
Empty the fuel tank by starting the engine and letting
it run until the fuel lines and carburetor are empty.
Never use engine or carburetor cleaner products in the
fuel tank or permanent damage may occur.
Use fresh fuel next season.
into cylinder.
Do not store gasoline from one season to another.
Replace your gasoline can if your can starts to rust.
Rust and/or dirt in your gasoline will cause problems.
If possible, store your unit indoors and cover it to give
protection from dust and dirt.
Cover your unit with a suitable protective cover that
does not retain moisture. Do not use plastic. Plastic
cannot breathe, which allows condensation to form
and will cause your unit to rust.
CAUTION: Never store the lawn mower
with gasoline in the tank inside a build-
ing where fumes may reach an open
fl ame or spark. Allow the engine to cool
before storing in any enclosure.