Craftsman 79194 Operation Manual - Page 13

5. Install a correctly-gapped spark plug in the cylinder head. Turn the 5/8 in. socket clockwise until snug. If using a torque wrench, torque to: 110-120 in.olb. (12.3-13.5 Nom) Do not over tighten. SPARK ARRESTOR MAINTENANCE 1. Remove the rear engine cover. See RockerArm Clearance. 2. With a flat blade screwdriver or Torx T-20 bit and a T-25 bit, remove the screws attaching the spark arrestor cover to the muffler (Fig. 35). Muffler Slot / Spa r k _reSt°spSCl:A_r esto r Cover / j T-25 Screw _ Fig. 35 T-20 Screw 3. Pull the the spark arrestor cover out of the muffler. Remove the spark arrestor cover. 4. Remove the spark arrestor screen from the spark arrestor cover. 5. Clean the spark arrestor screen with a wire brush or replace it. 6. Reinstall the spark arrestor screen, spark arrestor cover and screws. CLEANING turn your unit off and allow it to cool before you clean _1 or AseRrNviIcNeG:it. To avoid serious personal injury, always Use a small brush to clean off the outside of the unit. Do not use strong detergents. Household cleaners that contain aromatic oils such as pine and lemon, and solvents such as kerosene, can damage plastic housing or handle. Wipe off any moisture with a soft cloth. STORAGE • Never store the unit with fuel in the tank where fumes may reach an open flame or spark. • Allow the engine to cool before storing. • Lock up the unit to prevent unauthorized use or damage. • Store the unit in a dry, well-ventilated area. • Store the unit out of the reach of children. LONG TERM STORAGE If the unit must be stored for a long time: 1. Drain all gasoline from the gas tank into a container. Do not use gas that has been stored for more than 60 days. Dispose of the old gasoline in accordance to Federal, State, and Local regulations. 2. Start the engine and allow it to run until it stalls. This ensures that all gasoline has been drained from the carburetor. 3. Allow the engine to cool. Remove the spark plug and put 5 drops of high quality motor oil into the cylinder. Pull the starter rope slowly to distribute the oil. Reinstall the spark plug. NOTE: Remove the spark plug and drain all of the oil from the cylinder before attempting to start the trimmer after storage. 4. Change the oil, referring to Changing the Oil. Dispose of the old oil in accordance to Federal, State and Local regulations. 5. Thoroughly clean the unit and inspect for any loose or damaged parts. Repair or replace damaged parts and tighten loose screws, nuts or bolts. The unit is ready for storage. TRANSPORTING • Allow the engine to cool before transporting. • Secure the unit while transporting. • Drain the gas tank before transporting. • Tighten gas cap before transporting. 13