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GB - 5

NEVER operate unit after or during the use of 
medication, drugs or alcohol. Safe operation requires 
your complete and unimpaired attention at all times.

NEVER allow anyone to operate this unit when their 
alertness or coordination is impaired.

DO NOT operate unit without wearing adequate winter 
outer garments.  Wear adequate safety gear, including 
safety glasses with side shields, and protective gloves. 
Wear proper footwear to improve footing on slippery 
surfaces.

DO NOT wear loose clothing or jewelry and tie back 
hair that may get caught in rotating parts.

Protect eyes, face and head from objects that may be 
thrown from unit. Wear appropriate hearing protection.

Avoid sharp edges. Sharp edges can cut. Moving parts 
can cut off fingers or a hand. 

ALWAYS keep hands and feet away from all rotating 
parts during operation. Rotating parts can cut off body 
parts.

NEVER place your hands or any part of your body or 
clothing inside or near any moving part while unit is 
running.

ALWAYS keep hands away from all pinch points.

DO NOT touch unit parts which might be hot from 
operation. Allow parts to cool before attempting to 
maintain, adjust or service. 

Never direct discharge towards persons or property 
that may be injured or damaged by thrown objects. Use 
extreme caution on gravel surfaces. Stay alert for 
hidden hazards or traffic. Adjust Runners so Scraper 
Blade does not contact gravel.

DO NOT throw snow any higher than necessary.

Deflected materials can cause injury and property 
damage.

Always stand clear of the discharge area when 
operating this unit.

Fumes from engine exhaust can cause injury or death. 
DO NOT run engine in an enclosed area. Always 
provide good ventilation.

ALWAYS disengage attachment, stop unit and engine, 
remove key and allow moving parts to stop before 
leaving operator’s position.

ROTATING IMPELLER CAN CAUSE SERIOUS 
INJURY. NEVER ATTEMPT TO UNCLOG OR CLEAN 
UNIT WHILE ENGINE IS RUNNING.

Read, understand, and follow all instructions in the 
manual and on the machine before starting.

Understand:

How to operate all controls.

The functions of all controls.

How to STOP in an emergency.

Before starting engine, disengage control(s).

Use only approved extension cords and receptacles 
when starting units equipped with electric starter. DO 
NOT connect electric starter cord to any wiring system 
that is not a three-wire grounded system.

ALWAYS allow unit and engine to adjust to outdoor 
temperatures before clearing snow.

Always be sure of your footing, especially when 
operating in reverse or leaving the operator’s position. 
Walk, never run during operation.

DO NOT overload the machine capacity by attempting 
to operate or to clear snow at too fast a rate.

Slow down and turn corners slowly.

Do not operate in reverse unless absolutely necessary. 
ALWAYS back up slowly. Always look down and behind 
before and while backing.

Disengage attachment drive when traveling from one 
work area to another.

Abnormal Vibrations are a warning of trouble. Striking a 
foreign object can damage unit. Immediately stop unit 
and engine. Remove key and wait for all moving parts 
to stop. Remove wire from spark plug. Inspect unit and 
make any necessary repairs before restart.

Before cleaning, removing clogs or making any 
inspections, repairs, etc.: disengage clutch(es), stop 
unit and engine, remove key, allow moving parts to 
stop. Allow hot parts to cool.

Run unit a few minutes after clearing snow to prevent 
freeze-up of attachment.

Disengage attachment when not in use. Disengage all 
clutches before starting engine. Adjust runners to clear 
gravel or crushed rock surfaces safely.

Never leave a running unit unattended. ALWAYS shut 
off engine before leaving unit. ALWAYS remove key to 
prevent unauthorized use.

Never carry passengers.

Check clutch and brake operation frequently. Adjust 
and service as required. All motion of drive wheels and 
auger/impeller must stop quickly when control levers 
are released.

DO NOT operate on steep slopes. DO NOT clear snow 
across the face of slopes. Keep all movement on 
slopes slow and gradual. DO NOT make sudden 
changes in speed or direction. Use a slow speed to 
avoid stops or shifts on slopes. Avoid starting or 
stopping on a slope.

DO NOT park unit on a slope unless absolutely 
necessary. When parking on a slope always block the 
wheels.

Use extra care when loading or unloading unit onto 
trailer or truck.

Secure unit chassis to transport vehicle. NEVER 
secure from rods or linkages that could be damaged.

DO NOT transport machine while engine is running.

Summary of Contents for 939001 ST520E

Page 1: ...Owner Operator Manual Models 939001 ST520E 939002 ST520 Sno Thro 00582600A 6 06 Printed in USA ENGLISH FRAN AIS...

Page 2: ...ting requirements during the limited warranty period will be honored whether or not the product registration card is returned Keep a proof of purchase if you do not register your unit Customer Note If...

Page 3: ...e benefit of yourself and others Understand and follow all safety messages Be alert to unsafe conditions and the possibility of minor moderate or serious injury or death Learn applicable rules and law...

Page 4: ...hidden hazards DO NOT operate near drop offs ditches or embankments Unit can suddenly turn over if a wheel is over the edge of a cliff or ditch or if an edge caves in Falling snow fog etc can reduce v...

Page 5: ...e control s Use only approved extension cords and receptacles when starting units equipped with electric starter DO NOT connect electric starter cord to any wiring system that is not a three wire grou...

Page 6: ...ep the nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete Do not use a nozzle lock open device If fuel is spilled on clothing change clothing i...

Page 7: ...from the bottom of the chute pedestal 3 Install discharge chute over opening in the auger housing and secure pedestal to auger housing with hardware removed in step 2 ASSEMBLY WARNING AVOID INJURY Rea...

Page 8: ...o Engine Manual for proper fuel type and tank capacity Check Function of all Controls Ensure unit runs and performs properly Refer to Operation Run in Attachment Belt 1 Start unit in a well ventilated...

Page 9: ...Gearcase 10 Clean out Tool 11 Oil Fill and Dipstick 12 Gas Tank and Cap 13 Electric Starter 939001 14 Recoil Starter Handle 15 Primer Bulb 16 Oil Drain Plug 17 Throttle Engine Stop 18 Ignition Switch...

Page 10: ...y Key Switch has two positions 1 Stop pulled out 2 Run pushed in NOTE DO NOT twist key after it is inserted Primer Bulb Pushing the primer bulb in adds fuel for easier engine start Refer to Starting a...

Page 11: ...trol the distance between the scraper blade and the ground Adjust runners equally to keep blade level with the ground Refer to Pre Start on page 11 for recommended settings FILLING FUEL TANK To add fu...

Page 12: ...utch levers are fully disengaged 5 Push Primer Bulb 2 or 3 times for cold engine NOTE When temperature is below 15 F 26 C additional priming may be needed 6 Insert key into ignition switch on engine a...

Page 13: ...ng unit onto trailer or truck Secure unit chassis to transport vehicle NEVER secure from rods or linkages that could be damaged DO NOT transport machine while engine is running Ariens Dealers will pro...

Page 14: ...urs more often if required Refer to Engine Manual for detailed instructions Run engine just prior to changing oil Warm oil will flow more freely and carry away more contamination Remove the oil drain...

Page 15: ...Runners should be adjusted as conditions require Figure 11 1 Position unit on a hard flat smooth level surface 2 Adjust runners by inserting a spacer of desired thickness under center of scraper blad...

Page 16: ...5 5 8 6 1 4 in 14 3 15 9 cm d Shut off engine e If clutch lever measurement is within specified range no adjustment is necessary If clutch lever measurement is outside the specified range follow steps...

Page 17: ...il attachment clutch lever distance and brake contact are correct IMPORTANT If attachment clutch brake cannot be adjusted within tolerances see your Dealer for repairs 8 Check belt finger clearance Wi...

Page 18: ...using recoil starter handle 7 Separate housing from unit Lower handlebar on floor 8 Remove attachment drive belt from lower pulley Replace Attachment Drive Belt 1 Place new belt onto lower pulley and...

Page 19: ...tween the engine and pulley groove as shown in Figure 23 6 Place new traction drive belt on transmission pulley 7 Push the new traction drive belt onto the grooves in the engine pulley NOTE Slowly pul...

Page 20: ...cate see Maintenance Touch up all scratched painted surfaces Remove weight from wheels by putting blocks under frame or axle When storing unit for extended periods of time remove all fuel from tank an...

Page 21: ...plug Engine problems 1 See Engine Manual Does not drive forward 1 Traction drive cable not adjusted properly 2 Traction belt not functioning 1 Adjust traction drive cable See Traction Drive Clutch Adj...

Page 22: ...ecoil Fuel See Engine Manual Tank Capacity qt L 2 0 1 96 Snow Clearing Width in cm 20 50 8 Chute Rotation Angle 200 Impeller Diameter in cm 12 30 5 Speed RPM Max min 1 1200 Auger Diameter in cm 11 0 2...

Page 23: ...abor and parts except as noted below The duration of this warranty shall be ninety 90 days after the date of purchase or 1000 hours of use whichever comes first if any product is rented or leased 3 Ye...

Page 24: ...uine Ariens or Gravely brand service parts are not covered by this warranty Except as specifically warranted normal maintenance services and normal replacement items such as spark plugs oil oil filter...

Page 25: ......

Page 26: ...Ariens Company 655 West Ryan Street P O Box 157 Brillion WI 54110 0157 920 756 2141 Fax 920 756 2407 www ariens com...

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