Replace Spark Plug, Replace Fuel Filter

Idle Speed Adjustment

Allow engine to idle. Adjust speed until engine runs without blade moving (idle too fast) or en- gine stalling (idle speed too slow).

S Turn idle speed screw clockwise to in- crease engine speed if engine stalls or dies.

STurn idle speed screw counterclockwise to decrease engine speed if the blade moves at idle.

WARNING: Recheck the idle speed after each adjustment. The blade must not move at idle speed to avoid serious injury to the operator or others.

Idle Speed Screw

If you require further assistance or are unsure about performing this procedure, contact an authorized service dealer or call 1--800--554--6723.

REPLACE SPARK PLUG

Replace spark plug each year to ensure the engine starts easier and runs better. Set spark plug gap at 0.025 inch. Ignition timing is fixed, nonadjustable.

1.Twist, then pull off spark plug boot.

2.Remove spark plug from cylinder and dis- card.

3.Replace with Champion RCJ-6Y spark plug and tighten securely with a 3/4 inch socket wrench.

4.Reinstall the spark plug boot.

REPLACE FUEL FILTER

To replace fuel filter, drain unit by running it dry of fuel, then remove fuel cap/retainer assem- bly from tank. Pull filter from tank and remove it from the fuel line. Install new fuel filter on fuel line; reinstall parts.

Fuel Filter

Fuel Line

STORAGE

WARNING: Perform the following steps after each use:

SAllow engine to cool, and secure the unit before storing or transporting.

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:

SClean the entire unit.

SStore in a clean dry area.

S Clean all parts and check for damage. Have damaged parts repaired or replaced by an authorized service dealer.

SKeep all nuts, bolts, and screws tight.

SLightly oil external metal surfaces, includ- ing the blade.

To oil the blade, do the following:

SStop the engine and allow blade to come to a complete stop.

SEnsure ON/OFF switch is in the OFF posi-

tion.

SDisconnect the spark plug wire.

SApply a light machine oil along the edge of the top strap as shown.

OIL

Top Strap

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 ac- ceptable alternative in minimizing the formation of fuel gum deposits during storage. Add stabi- lizer to gasoline in fuel tank or fuel storage con- tainer. Follow the mix instructions found on sta- bilizer container. Run engine at least 5 minutes after adding stabilizer.

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530164003 specifications

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