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Maintenance
T: Idle speed adjustment screw

Long term storage

Every unit is test run at the factory and the carburettor is fine
tuned for maximum performance.
Before adjusting carburettor, clean or replace air filter, start en-
gine and run several minutes to bring it to operating temperature.
The engine must return to idle speed whenever the throttle lever
is released. Idle speed is adjustable, and must be set low enough
to permit the engine clutch to disengage the cutting attachment.
To adjust the carburettor proceed as follow:
1.
Place the unit on the ground, then start the engine, and then
allow it to idle 2-3 minutes until warm.
2.
If the attachment moves when the engine is at idle, reduce
the idle speed by turning the idle adjustment screw(T) coun-
ter-clockwise.
3.
Repeat the process of accelerating to full throttle and return
to idle a few times. Check that the cutting attachment stops
moving at idle.
4.
If a tachometer is available, the engine idle speed should be
final adjusted to the settings recommended in the Specifica-
tions section.
NOTE
When the carburettor cannot be adjusted properly with the idle
speed adjustment screw (T), you must contact an authorized
service dealer.
Whenever the unit will not be used for 30 days or longer, use the
following procedures to prepare it for storage.
Clean external parts thoroughly and apply a light coating of oil
to all metal surfaces.
Drain all the fuel from the carburettor and the fuel tank.
To remove the remaining fuel from the fuel lines and carburettor
and with the fuel drained from the fuel tank.
1.
Prime the primer bulb until no more fuel is passing through.
2.
Start and run the engine until stops running.
3.
Repeat steps 1 and 2 until the engine will no longer start.
NOTE
All stored fuels should be stabilized with a fuel stabilizer
such as STA-BIL®.
Gasoline stored in the carburettor for extended periods can
cause hard starting, and could also lead to increased serv-
ice and maintenance costs.
Remove the spark plug and pour about 7 grams of 2-stroke
engine oil into the cylinder through the spark plug hole. Place
a clean cloth over the spark plug hole. Slowly pull the recoil
starter 2 or 3 times so oil will evenly coat the interior of the en-
gine. Reinstall the spark plug. (Do not connect the spark plug
cap. )
Before storing the unit, repair or replace any worn or damaged
parts.
Remove the air cleaner element from the carburettor and
clean it thoroughly with soap and water. Let dry and reassem-
ble the element.
Store the unit in a clean, dust free area.
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