Craftsman 247.11683 Series Operator's Manual

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16SERVICE AND MAINTENANCEOff-Season StoragePreparing the engineEngines stored over 30 days need to be drained of fuel to prevent deterioration andgum from forming in the fuel system or on essential carburetor parts. If the gasolinein your engine deteriorates during storage, you may need to have the carburetor,and other fuel system components, serviced or replaced.1. Remove all fuel from the tank by running the engine until it stops.2. Change the engine oil.3. Remove the spark plug and pour approximately 1 oz. (30 ml) of clean engineoil into the cylinder. Pull the recoil starter several times to distribute the oil,and reinstall the spark plug.4. Clean the exterior of the engine by discarding dirt and debris from thefollowing areas:CAUTIONDo not spray the engine with water to clean it because the water couldcontaminate the fuel. Using a garden hose or pressure washing equipmentcan also force water into the muffler opening. Water that passes throughthe muffler can enter the cylinder and cause damage.• Cooling Fins• Air Intake Screen or Recoil Starter/Flywheel Guard Areas• Spark Plug Connection• Levers• Linkage Area• Guards• Carburetor• Engine Head5. Store in a clean, dry and well ventilated area away from any appliancethat operates with a flame or pilot light, such as a furnace, water heater orclothes dryer. Avoid any area with a spark producing electric motor, or wherepower tools are operated.WARNINGNever store snow blower with fuel in tank indoors or in poorly ventilatedareas, where fuel fumes may reach an open flame, spark or pilot light as ona furnace, water heater, clothes dryer or gas appliance.6. If possible, avoid storage areas with high humidity.7. Keep the engine level in storage. Tilting the engine can cause fuel or oilleakage.Preparing Snow BlowerIf the snow blower will not be used for 30 days or longer, follow the instructionsbelow.1. Store the equipment in a clean, dry area.2. Wipe down the snow blower with a rag and remove any dirt or debris.3. If storing the snow blower in an unventilated area, rustproof the metal partsof the machine with a light oil or silicone coating.