Carburetor Adjustments - Husqvarna GB 320 Operator's Manual

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Fuel Filter
Fuel Line
CHECK MUFFLER MOUNTING
SCREWS
Once each year, ensure muffler mounting
screws are secure and tightened properly to
prevent damage.
WARNING:
Prepare unit for storage at
end of season or if it will not be used for 30 days
or more.
S Allow engine to cool, and secure the unit be-
fore storing or transporting.
S Store unit and fuel in a well ventilated area
where fuel vapors cannot reach sparks or
open flames from water heaters, electric mo-
tors or switches, furnaces, etc.
S Store unit with all guards in place. Position unit
so that any sharp object cannot accidentally
cause injury.
S Store unit and fuel well out of the reach of chil-
dren.
EXTERNAL SURFACES
S If your unit is to be stored for a period of time,
clean it thoroughly before storage. Store in a
clean dry area.
S Lightly oil external metal surfaces.

CARBURETOR ADJUSTMENTS

The carburetor has been carefully set at the
factory. Adjustments may be necessary if you
notice any of the following conditions:
S Engine will not idle when the throttle is re-
Idle Speed Adjustment
Allow engine to idle. Adjust speed until engine
runs without stalling (idle speed too slow).
S Turn idle speed screw clockwise to in-
S Turn idle speed screw counterclockwise to
Muffler
If you require further assistance or are unsure
Mounting
about performing this procedure, contact an
Screw
authorized service dealer.
STORAGE
INTERNAL ENGINE
S Remove spark plug and pour 1 teaspoon of
S Replace spark plug with new one of recom-
S Clean air filter.
S Check entire unit for loose screws, nuts, and
S Start each season using only fresh fuel hav-
OTHER
S Do not store gasoline from one season to
S Replace your gasoline can if it starts to rust.
-- 8 --
leased.
crease engine speed if engine stalls or dies.
decrease engine speed.
Idle Speed Screw
Air
Filter
Cover
2-cycle engine oil (air cooled) through the
spark plug opening. Slowly pull the starter
rope 8 to 10 times to distribute oil.
mended type and heat range.
bolts. Replace any damaged, broken, or worn
parts.
ing the proper gasoline to oil ratio.
another.

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