520 Single Stage Snowthrower
SAFETY RULES
Read these safety rules and follow them closely. Failure to obey these rules could result in loss of control of equipment, severe personal injury or death to you, yourself or bystanders, or damage to property or equipment. This auger is capable of
amputating hands and feet and throwing objects. The triangle 
in text signifies important cautions or warnings which must be followed.
General
•Read the Operator’s Manual carefully. Be thoroughly familiar with all controls and proper equipment use.
•Never allow children to operate the machine. Do not allow adults to operate it without proper instruction.
•Keep the area of operation clear of all persons, particu- larly small children and pets.
•Never discharge material toward any person or pet.
•Make sure:
a.Snowthrower is in good operating condition;
b.All safety devices and shields are in place and working;
c.All adjustments are correct.
Preparation
•Never attempt to make any adjustment while engine is running.
•Thoroughly inspect the area where the snowthrower is to be used and remove all objects such as door mats, sleds, boards, wires and sticks.
•Disengage all clutches (release Auger Control lever) before starting engine.
•Do not operate snowthrower without wearing proper win- ter clothing. Wear footwear which improves footing on slippery surfaces. Avoid loose fitting clothing that can get caught in moving parts.
•Handle gasoline with care - it is highly flammable.
a.Use approved gasoline container.
b.Never remove the fuel tank cap or add gasoline to a running or hot engine.
c.Never fill the fuel tank indoors.
d.Wipe up spilled gasoline.
•Do not run engine indoors. Exhaust fumes are deadly.
Operation
•Keep hands and feet away from rotating parts. Keep clear of discharge opening at all times.
•Always clear snow up and down the face of slopes, never across the face. Use extreme caution when changing direction on slopes. Do not attempt to clear slopes over 17.7% (10°).
•Use extreme caution when operating on or crossing dri- ves, walks or roads. Stay alert for hidden hazards and traffic.
•Be especially careful not to touch snowthrower parts which might be hot from operation. Allow such parts to cool before attempting to maintain, adjust or service.
•If unit starts to vibrate abnormally, disengage drives and stop the engine. Check immediately for the cause. Vibration is generally a warning of trouble.
•Never operate machine at high transport speeds on slip- pery surfaces. Use care when backing up.
•Before leaving operator’s position for any reason:
-shut off engine,
-remove the Engine Key and
-wait for all moving parts to stop.
•Before cleaning, repairing or inspecting the unit, make certain all moving parts have stopped. Remove the key to prevent accidental starting.
•Always use a grounded,
WARNING
To avoid serious injury, do not put your hands into the auger housing or discharge chute. If auger stalls or chute becomes plugged, use the following procedure to remove objects or clear the chute:
1.Release the Auger Control.
2.Shut off the engine.
3.Remove the Engine Key.
4.Wait for moving parts to stop.
5.Use the
6.If servicing is needed, remove cover and dis- connect spark plug wire.
WARNING
This unit is a “single-stage” snowthrower.
The auger feeds the snow back into the hous- ing and throws the snow out the discharge chute. If bodily contact is made with the auger or impeller when they are rotating, severe per- sonal injury will occur.
To avoid injury, keep others and yourself away from the auger and the discharge chute when- ever the engine is running. Read and follow all of the safety rules and warnings in this manual.
•Adjust snow discharge angle for safe flow when operat- ing near glass enclosures, automobiles, window wells, dropoffs, etc.
•Do not overload machine capacity by clearing snow at too fast a ground speed.
•Disengage Auger Control when transporting or not in use.
•Never operate the snowthrower without good visibility or light. Always be sure of your footing.
•Do not change the engine governor settings or over- speed the engine.
•Never direct the discharge chute at bystanders; nor allow anyone in front of the unit while it is operational.
•Never operate this machine without all of the proper guards or other safety protective devices in place.
Maintenance & Storage
•Keep all nuts, bolts and screws tight to ensure that the equipment is in safe operating condition.
•Never store equipment with gasoline in the tank in a building where fumes may reach an open flame or spark. Allow the engine to cool before storing in any enclosure.
•Always refer to the Operator’s Manual for important details if snowthrower is to be stored for an extended period.
•Run auger drive a few seconds after completion of throw- ing snow to help clear out snow and prevent icing and
2 | 5/2005 |
