valutazioni - 2, GPA: 4.5
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Facilità d'uso
CHECK FOR DAMAGED OR WORN PARTS Contact an authorized service dealer for replacement of damaged or worn parts. NOTE: It is normal for a small amount of oil to appear under the saw after engine stops. Do not confuse this with a leaking oil tank. S ON/STOP Switch - --Ensure ON/STOP switch functions properly by moving the switch to the STOP position. Make sure engine stops; then restart engine and continue. S Fuel Tank - --Do not use saw if fuel tank shows signs of damage or leaks. S Oil Tank - --Do not use saw if oil tank shows signs of damage or leaks. CHECK FOR LOOSE FASTENERS AND PARTS S Bar Nuts S Chain S Muffler S Cylinder Shield S Air Filter S Handle Screws S Vibration Mounts S Starter Housing S Front Hand Guard CHECK CHAIN SHARPNESS A sharp chain makes wood chips. A dull chain makes a sawdust powder and cuts slowly. See CHAIN SHARPENING. 14 CHECK GUIDE BAR Conditions which require guide bar mainte nance: S Saw cuts to one side or at an angle. S Saw has to be forced through the cut. S Inadequate supply of oil to bar/chain. Check the condition of guide bar each time chain is sharpened. A worn guide bar will damage the chain and make cutting difficult. After each use, ensure ON/STOP switch is in the STOP position, then clean all sawdust from the guide bar and sprocket hole. To maintain guide bar: S Move ON/STOP switchtoSTOP. S Loosen and remove bar nuts and clutch cover. Remove bar and chain from saw. S Clean the oil holes and bar groove after each 5 hours of operation. RemoveSawdustFromGuideBarGrooveOilHoles SBurringofguidebarrailsisanormalprocessofrailwear.Removetheseburrswithaflatfile. SWhenrailtopisuneven,useaflatfiletore- storesquareedgesandsides. File Rail Edges and Sides Square Worn Groove Correct Groove Replace guide bar when the groove is worn, the guide bar is bent or cracked, or when excess heating or burring of the rails occurs. If replacement is necessary, use only the guide bar specified for your saw in the repair parts list or on the decal located on the chain saw. CHECK FUEL MIXTURE LEVEL S See FUELING ENGINE under the OPERATION section. LUBRICATION BarOilFillCap S See GUIDE BAR AND CHAIN OIL under the OPERATION section. 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. CHECK CHAIN BRAKE See CHAIN BRAKE in the OPERATION section. CLEAN AIR FILTER CAUTION: Do not clean filter in gasoline or other flammable solvent to avoid creating a fire hazard or producing harmful evaporative emissions. Cleaning the air filter: A dirty air filter decreases the life and performance of the engine and increases fuel consumption and harmful emissions. Always clean your air filter after 10 tanks of fuel or 5 hours of operation, whichever comes first. Clean more frequently in dusty conditions. A used air filter can never be completely cleaned. It is advisable to replace your air filter with a new one after every 50 hours of operation, or annually, whichever comes first. 1. Loosen 3 screws on cylinder cover. 2. Remove cylinder cover. 3. Remove air filter cover and air filter. 4. Clean the air filter using hot soapy water. Rinse with clean cool water. Air dry completely before reinstalling. 5. Reinstall air filter and air filter cover. 6. Reinstall cylinder cover and 3 screws. Tighten securely. AirFilterAirFilterCoverCylinderCover INSPECT MUFFLER AND SPARK ARRESTING SCREEN As the unit is used, carbon deposits build up on the muffler and spark arresting screen, and must be removed to avoid creating a fire hazard or affecting engine performance. Replace the spark arresting screen if breaks occur. 15NutExhaustOutletCoverMufflerSparkArrestingScreen CLEANING THE SPARK ARRESTING SCREEN Cleaning is required every 25 hours of operation or annually, whichever comes first. 1. Loosen and remove the nut from the exhaust outlet cover. 2. Remove the exhaust oulet cover. 3. Remove spark arresting screen. Handle screen carefully to prevent damage. 4. Clean the spark arresting screen gently with a wire brush. Replace screen if breaks are found. 5. Replace any broken or cracked muffler parts. 6. Reinstall spark arresting screen, exhaust outlet cover, and nut. Tighten nut securely. REPLACE SPARK PLUG The spark plug should be replaced each year to ensure the engine starts easier and runs better. Ignition timing is fixed and nonadjustable. 1. Loosen 3 screws on cylinder cover. 2. Remove the cylinder cover. 3. Pull off the spark plug boot. 4. Remove spark plug from cylinder and discard. 5. Replace with Champion RCJ- --7Y spark plug and tighten securely with a 3/4 inch (19 mm) socket wrench. Spark plug gap should be 0.025 inch (0,6 mm). 6. Reinstall the spark plug boot. 7. Reinstall the cylinder cover and 3 screws. Tighten securely. SparkPlugCylinderCoverSparkPlugBoot REPLACE FUEL FILTER To replace fuel filter, drain your unit by running it dry of fuel. Remove fuel cap and its co...