16
Long Term Storage
n Remove the spark plug and pour about
1/4 ounce of 2-cycle mixing oil into the
cylinder through the spark plug hole.
Slowly pull the recoil starter 2 or 3 times
so oil will evenly coat the interior of the
engine. Reinstall the spark plug.
n Befor e storing the unit, repair or replace
any worn or damaged parts.
n Remove the air cleaner element from the
carburetor and clean it thoroughly with
soap and water. Let dry and reassemble
the element.
n Stor e the unit in a clean, dust-free area.
Whenever the unit will not be used for
30 days or longer, use the following
procedures to prepare it for storage:
n Clean exter nal parts thoroughly.
n Drain all the fuel from the fuel tank.
IMPORTANT!
All stored fuels should be stabilized with a
fuel stabilizer such as STA-BIL™, if
oil with fuel stabilizer is not used. 1. Prime the primer bulb until no more fuel
is passing through.
2. Star t and run the engine until it
stops running.
3. Repeat steps 1 and 2 until the engine will
no longer start.
CAUTION!
Gasoline stored in the carburetor
for extended periods can cause hard
starting and could also lead to
increased service and maintenance
cost.
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Blade Sharpening
When the cutting edges of the blade
become dull, they can be resharpened with
a few strokes of a file.
In order to keep the blade in balance, all
cutting edges must be sharpened equally.

Shindaiwa Tornado Blade

To sharpen the cutters on a Shindaiwa
Tornado™ Blade, use a 7/32-inch round
file. File the leading edge of each tooth to
a razor edge. The top plate of each tooth
should angle back 30°.
WARNING!
Sharpen only the cutting teeth
of a blade. DO NOT alter the contour
of the blade in any way.

Multiple-tooth Circular Blade

Use a round file to maintain a radius of 0.04
to 0.06” (1 to 1.5 mm) at the base of each
tooth. Cutting edges must be offset equally
on each side.
Round
File
30°
Round
File
Figure 32
Figure 31
n Remove the r emaining fuel from the
fuel lines and carburetor.