S Engine will not idle when the throttle is released.
S The trimmer head or any optional attachment moves/spins at idle.
Make adjustments with the unit supported so the cutting attachment is off the ground and will not make contact with any object. Hold the unit by hand while running and making ad- justments. Keep all parts of your body away from the cutting attachment and muffler.
Idle Speed Adjustment
Allow engine to idle. Adjust speed until engine runs without trimmer head or any optional at- tachment moving or spinning (idle too fast) or engine stalling (idle speed too slow).
S Turn idle speed screw clockwise to increase engine speed if engine stalls or dies.
STurn idle speed screw counterclockwise to decrease engine speed if trimmer head or any optional attachment moves or spins at idle.
WARNING: Recheck the idle speed after each adjustment. The trimmer head or any optional attachment must not move or spin at idle speed to avoid serious injury to the operator or others.
Air Filter
Cover
Idle Speed 
Screw
If you require further assistance or are unsure about performing this procedure, contact an authorized service dealer or call
STORAGE
WARNING: Perform the following steps after each use:
SAllow engine to cool before storing or trans-
porting.
SStore unit and fuel in a well ventilated area where fuel vapors cannot reach sparks or open flames from water heaters, electric
motors or switches, furnaces, etc.
SStore unit with all guards in place. Position unit so that any sharp object cannot acci-
dentally cause injury.
SStore unit and fuel well out of the reach of children.
SEASONAL STORAGE
Prepare unit for storage at end of season or if it will not be used for 30 days or more.
If your unit is to be stored for a period of time: S Clean the entire unit before lengthy
storage.
SStore in a clean dry area.
SLightly oil external metal surfaces.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA- TION section of this manual, see message la- beled IMPORTANT regarding the use of ga- sohol in your engine.
Fuel stabilizer is an acceptable alternative in minimizing the formation of fuel gum deposits during storage. Add stabilizer to the gasoline in the fuel tank or fuel storage container. Fol- low the mix instructions found on stabilizer container. Run engine at least 5 minutes after adding stabilizer.
HELPFUL TIP
During storage of your gas/ oil mixture, the oil will sepa- rate from the gas.
We recommend that you shake the gas can weekly to insure proper blending of the gas and oil.
ENGINE
SRemove spark plug and pour 1 teaspoon of 40:1,
starter rope 8 to 10 times to distribute oil.
SReplace spark plug with new one of recom-
mended type and heat range.
SClean air filter.
S Check entire unit for loose screws, nuts, and bolts. Replace any damaged, broken, or worn parts.
SAt the beginning of the next season, use only fresh fuel having the proper gasoline to oil ratio.
OTHER
SDo not store gasoline from one season to another.
SReplace your gasoline can if it starts to rust.
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