To receive full value from the warranty, the operator must maintain unit as instructed in this manual. Various adjustments will need to be made periodically to properly maintain your unit. CHECK FOR LOOSE FASTENERS AND PARTS S Spark Plug Boot S Air Filter S Housing Screws S Muffler CHECK FOR DAMAGED OR WORN PARTS Contact an authorized service dealer for replacement of damaged or worn parts. S Fuel Tank - --Do not use unit if fuel tank shows signs of damage or leaks. --6 S Vacuum Bag - --Do not use vacuum bag if it is torn or damaged. INSPECT AND CLEAN UNIT AND DECALS S After each use, inspect complete unit for loose or damaged parts. Clean the unit and decals using a damp cloth with a mild detergent. S Wipe off unit with a clean dry cloth. CLEAN AIR FILTER AirFilterCoverAirFilterScrews Cleaning the air filter: A dirty air filter decreases engine performance and increases fuel consumption and harmful emissions. Always clean or replace air filter after every 5 hours of operation or yearly, whichever comes first. S Clean the cover and the area around it to keep debris from falling into the carburetor chamber when the cover is removed. S Remove parts as illustrated. NOTE: Do not clean filter in gasoline or other flammable solvent. Doing so can create a fire hazard or produce harmful evaporative emissions. S Wash the filter in soap and water. S Allow filter to dry. S Apply a few drops of oil to the filter; squeeze filter to distribute oil. S Replace parts. 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. S Twist, then pull off spark plug boot. S Remove spark plug from cylinder and dis card. S Replace with Champion RCJ-6Y spark plug and tighten securely with a 3/4 in. socket wrench. S 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 assembly from tank. Pull filter from tank and remove it from the fuel line. Install new fuel filter on fuel line; reinstall parts. - -- Fuel Filter CHECK MUFFLER MOUNTING SCREWS Once each year, ensure muffler mounting screws are secure and tightened properly to prevent damage. Muffler Cover MountingScrewHoles Fuel Line Screws S Loosen and remove the 2 screws from the muffler cover. S Remove the muffler cover. S Tighten the 2 muffler mounting screws securely. S Reinstall muffler cover and 2 screws. Tighten securely. SERVICE We recommend all service and adjustments not listed in this manual be performed by an authorized service dealer. CARBURETOR ADJUSTMENTS Your carburetor is equipped with limiter caps. Adjusting the carburetor is a complicated task. We recommend that you take your unit to an an authorized service dealer. Damage will occur if you turn the needles beyond the limiter stops. STORAGE WARNING: Perform the following steps after each use: S Allow engine to cool, and secure the unit before 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 motors 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 children. NEED ASSISTANCE? NEED ASSISTANCE? Call: 1-800-554-6723. NEED A SERVICE PART? Contact your authorized service dealer. --7 - - -- 8 -- S See “Fueling Your Unit.” S Replace with correct spark plug. S See “Carburetor Adjustments.” S Contact an authorized service dealer. TROUBLE CAUSE REMEDY Engine will not start. S Engine flooded. S Fuel tank empty. S Spark plug not firing. S Fuel not reaching carburetor. S Compression low. S See “Starting Instructions.” S Fill tank with correct fuel mixture. S Install new spark plug. S Check for dirty fuel filter; replace. Check for kinked or split fuel line; repair or replace. S Contact an authorized service dealer. Engine will not idle properly. S Fuel not reaching carburetor. S Carburetor requires adjustment. S Crankshaft seals worn. S Compression low. S Check for dirty fuel filter; replace. Check for kinked or split fuel line; repair or replace. S See “Carburetor Adjustments.” S Contact an authorized service dealer. S Contact an authorized service dealer. S Air filter dirty. S Fuel not reaching carburetor. S Spark plug fouled. S Carburetor requires adjustment. S Carbon build up. S Compression low. Engine will not accelerate, lacks power, or dies under a load. S Clean or replace air filter. S Check for dirty fuel filter; replace. Check for kinked or split fuel line; repair or replace. S Clean or replace spark plug; re-gap. S See “Carburetor Adjustments.” S Contact an authorized service dealer. S Contact an authorized service dealer. Engine smokes excessively. S Choke partially on. S Fuel mixture incorrect. S Air filter dirty. S Carburetor requires adjustment. S Adjust choke. S Empty fuel ta...