Poulan pro 550 manual

S Disconnect the spark plug before performing maintenance except carburetor adjustments. S Remove the blade before making carburetor adjustments. Hold the unit by hand. Do not make carburetor adjustments from the blade side of the unit. S Keep others away when making carburetor adjustments. S Never start the unit with the gearbox removed. The clutch can fly off and cause serious injury.

S Have all maintenance and service not explained in this manual performed by an authorized service dealer. Always wear safety glasses or similar eye protection when operating, or performing maintenance on your unit safety glasses are available. Eye protection should be marked Z S Always wear face or dust mask if operation is dusty. S Always wear heavy, long pants, long sleeves, boots, and gloves. Do not go barefoot or wear sandals. S Secure hair above shoulder length. Secure or remove loose clothing or clothing with loosely hanging ties, straps, tassels, etc.

They can be caught in moving parts. S Being fully covered also helps protect you from debris and pieces of toxic plants thrown by spinning blade. S Stay alert. Do not operate when you are tired, ill, upset, or under the influence of alcohol, drugs, or medication.

Watch what you are doing; use common sense. S Wear hearing protection. S Never start or run inside a closed room, building or other unventilated area.

Breathing exhaust fumes can kill. S Keep handles free of oil and fuel. S Always use the handle. S Keep hands and feet away from cutting area.

S Do not attempt to remove cut material nor hold material to be cut when engine is running or when cutting member is moving. S Make sure spark plug is disconnected when cleaning jammed material from cutting member. S Never direct discharge of material toward bystanders nor allow anyone near the area of operation.

Use care in directing discharge to avoid glass enclosures, automobiles, and the like. Remove objects rocks, broken glass, nails, wire, string, etc. S Keep others including children, animals, bystanders, and helpers at least 50 feet 15 meters away. Stop the unit immediately if you are approached. S Hold the unit firmly with both hands. S Keep firm footing and balance.

Do not overreach or stand on unstable support. S Do not attempt to remove cut material nor hold material to be cut when the engine is running or when cutting member is moving. S Always keep the wheels and skid in contact with the ground. S Keep all parts of your body away from the blade and muffler. S Always push the unit slowly over the ground. Stay alert for uneven sidewalks, holes in the terrain, large roots, etc. S Use only for jobs explained in this manual. D You can be blinded or injured.

D Wears safety glasses or similar eye protection. D Blade can throw objects violently. D Others can be blinded or injured. D Keep people and animals 50 feet 15 meters away. Allow blade to stop before removing it from the cut. D The blade can seriously cut you or others. D Allow blade to stop before removing it from the cut.

D Follow all warnings and instructions. D Failure to do so can result in serious injury. S Store unit so blade cannot accidentally cause injury. S Store unit out of reach of children. If situations occur which are not covered in this manual, use care and good judgment. If you need assistance, call S Mix and pour fuel outdoors and where there are not sparks or flames. S Always store gasoline in a container approved for flammable liquids. S Do not smoke or allow smoking near fuel or the unit; do not smoke while using the unit.

S Make sure the unit is properly assembled and in good operating condition. S Avoid spilling fuel or oil. Wipe up all fuel spills before starting unit. S Move at least 10 feet 3 meters away from fueling site before starting engine. S Stop engine and allow to cool before removing fuel cap. S Do not store the unit with fuel in the fuel tank; use up fuel left in the carburetor and fuel line by starting the unit and letting it run until it stops. S Store unit and fuel in an area where fuel vapors cannot reach sparks or open flames from water heaters, electric motors or switches, furnaces, etc.

All U. If you operate in a locale where such regulations exist, you are legally responsible for installing and maintaining the operating condition of these parts. Failure to do so is a violation of the law. If a spark arresting screen is required in your area, contact your authorized service dealer for the correct kit. S Stop unit before leaving work area. S Allow unit to cool, run fuel out of the fuel tank, and secure the unit before storing or transporting it in a vehicle.

S Before storing, use up fuel left in the carburetor by starting the unit and letting it run until it stops. Always allow the unit to cool before storage. Prolonged use in cold weather has been linked to blood vessel damage in otherwise healthy people. If symptoms occur such as numbness, pain, loss of strength, change in skin color or texture, or loss of feeling in the fingers, hands, or joints, discontinue the use of this tool and seek medical attention.

An anti-vibration system does not guarantee the avoidance of these problems. Cutting width. Water hose connection. Wheel size, Front. Wheel size, Rear. Collection Volume. Drive System. Drive system. Front wheel drive. Transmission system. Single speed.

Speed forward max. Air filter type. Cylinder displacement. Engine lubrication type. Engine name. It should be at the top of the full indicator if equipped to FAST position and crank until engine starts.

B on the dipstick. Replace and tighten the dipstick. Fuel Recommendations Breathing carbon monoxide can cause nausea, fainting or death. Fuel must meet these requirements: Start and run engine outdoors. Clean, fresh, unleaded gasoline. High altitude use, see below. Determine The Starting System Before starting the engine, you must determine the type of starting system that is on your engine.

WARNING: When performing maintenance that requires the unit to be tipped, the fuel tank must be empty or fuel can leak out and result in a fire or explosion. Maintenance, replacement, or repair of the emissions control devices and systems 2.

Make sure equipment drive controls, if equipped, are disengaged. Move the throttle control C , Figure 4 to the fast position. Operate the engine by a factory authorized dealer. See the Emissions Warranty. If the product is equipped with an engine stop lever D , hold the engine stop lever Unintentional sparking can result in fire or electric shock. Unintentional start-up can result in entanglement, traumatic 5.

Pull the starter cord handle slowly until amputation, or laceration. Fire hazard resistance is felt, then pull rapidly Figure 4.

Reproduction for Befo e pe forming adjustme ts or repairs: WARNING: Rapid retraction of the starter cord kickback will pull your Disconnect the spark plug wire a d keep it away from the spark plug. Broken bones, fractures, Disconnect battery at negative terminal only engines with electric start. When starting engine, pull the starter cord slowly until Use only correct ls.

Do not tamper w h g vern spring, links or other parts to increase engine Not speed. Repla ement par s must be of the same design and installed in the same position as the original parts. Other parts may not perform as well, may damage the nit, and may result in injury. Primer System - Figure 5 6 Do not strike the flywheel with a hammer or hard object because the flywheel may later shatter during operation.

When testing for spark: Use approved spark plug tester. Move the throttle control C , Figure 6 to the fast position. O erate the engine in the fast position. Maintenance Chart 4. Push the red primer F three times. First 5 Hours Note: Priming is usually unnecessary when restarting a warm ngine.

Change oil Note: If you push the primer too many times, excessive fuel will flood the carburetor Every 8 Hours or Daily and the engine will be difficult to start. Check engine oil level 5. If the product is equipped with an engine stop lever D , hold the engine stop lever Clean area around muffler and controls against the handle Figure 5. Clean finger guard 6. Pull the starter cord handle slowly until resistance is felt, then pull rapidly Figure 6. Every 25 Hours or Annually Note: If the engine does not start after repeated attempts, repeat Steps 4, 5, and 6.

Carburetor Adjustment Never make adjustments to the carburetor. Fire or explosion can cause severe burns or death. Standard Air Filter - Figure 12 The air cleaner system uses a foam element that can be washed and reused. Remove the foam eleme t C. Install 3. Squeeze dry the foam element and tighten the spark plug to the recommended torque.

For gap setting or torque, see the in a clean cloth. Specifications section. To remove the excess engine oil, Note: In some areas, local law requires using a resistor spark plug to suppress igniti n squeeze the foam element n a clean cloth. If this engine was originally equipped with a resistor spark plug, use the same 5. Install the foam element C. Close the over B. Fuel and its vapors are extremely flammable and explosive. Remove the filter D. If the filter is excessively Not dirty, replace with a new filter.

Install the filter D. When you drain the oil from the top oil fill tube, the fuel tank must be em ty or 5. Close the cover B. Used oil is a hazardous waste product and must be disposed of prop rly. Do not discard with household waste. Remove Oil The oil must be drained from the top oil fill tube E , Figure With engine off but still warm, disconnect the spark plug wire A and keep it away Running engines produce heat. Engine parts, especially muffler, from the spark plug Figure 9.

Remove the dipstick G , Figure When you drain the oil from the top oil fill tube E , keep the spark plug end of the Combustible debris, such as leaves, grass, brush, etc. Water could contaminate the fuel tank, run the engine until it stops from lack of fuel. Use a brush or dry cloth to clean the engine. Add Oil Place engine level. Clean the oil fill area of any debris. See the Specifications section for oil capacity. Displacement 8. Oil Capacity 15 oz 0. There is no need to drain gasoline from the engine if a fuel stabilizer is added according Spark Plug Torque lb-in 20 Nm to instructions.

Run the engine for 2 minutes to circulate the stabilizer throughout the fuel system before storage. Armature Air Gap 0. The use of a fuel Intake Valve Clearance 0. Exhaust Valve Clearance 0. The engine will operate satisfactorily at storage, the fuel tank must be empty and the spark plug side must be up.

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Get 1 for every time someone downloads your manual. Ensures adequate lubrication throughout the crankcase during normal operating conditions. Visit our Glossary of Engine Terms. Only 2 products can be compared at once. Please remove one of your selections to compare this product. Only 3 products can be compared at once. Have a question? Search our FAQs to find answers related to model specifications, routine maintenance, repair or troubleshooting. Find Articles ». Take advantage of the expertise your local dealer can provide for service and support on your lawn mower engine.

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