932045 - ST8524E
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Sno-Thro®
Owner/Operator Manual
Models
932045 - ST8524E
932046 - ST724E
932047 - ST5524E
932048 - ST5520
ENGLISH
FRANÇAIS
U.S. Patents Pending
00582400A 7/06
Printed in USA
TABLE OF CONTENTS
SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
CONTROLS and FEATURES . . . . . . . . . . . . . . . . . 9
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
MAINTENANCE. . . . . . . . . . . . . . . . . . . . . . . . . . .16
SERVICE AND ADJUSTMENTS . . . . . . . . . . . . . . 18
INTRODUCTION
THE MANUAL
Before operation of unit, carefully and completely read
your manuals. If used improperly, this unit could be
dangerous and cause personal injury or property
damage. The contents will provide you with safety
instructions for the safe use of your unit during normal
operation and maintenance.
All reference to left, right, front, or rear are given from
operator standing in operation position and facing the
direction of forward travel.
MODEL AND SERIAL NUMBERS
When ordering replacement parts or making service
inquiries, know the Model and Serial numbers of your
unit and engine.
Numbers are located on the product registration form in
the unit literature package. They are printed on a serial
number label, located on the frame of your unit.
Serial Number
Label
STORAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
SERVICE PARTS. . . . . . . . . . . . . . . . . . . . . . . . . .25
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . .25
TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . .26
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . .27
WARRANTY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
PRODUCT REGISTRATION
The Ariens dealer must register the product at the time
of purchase. Registering the product will help the
company process warranty claims or contact you with
the latest service information. All claims meeting
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 the dealer does not register your
product, please fill out, sign, and return the product
registration card to Ariens or go to www.ariens.com.
UNAUTHORIZED REPLACEMENT PARTS
Use only Ariens replacement parts. The replacement of
any part on this vehicle with anything other than an
Ariens authorized replacement part may adversely
affect the performance, durability, or safety of this unit
and may void the warranty . Ariens disclaims liability for
any claims or damages, whether warranty, property
damage, personal injury or death arising out of the use
of unauthorized replacement parts. To locate your
nearest Ariens Dealer, go to www.ariens.com on the
internet.
Figure 1
• Record Unit Model and Serial numbers here.
• Record Engine Model and Serial number here.
OS7010
DISCLAIMER
Ariens reserves the right to discontinue, make changes
to, and add improvements upon its products at any
time without public notice or obligation. The
descriptions and specifications contained in this
manual were in effect at printing. Equipment described
within this manual may be optional. Some illustrations
may not be applicable to your unit.
DELIVERY
Customer Note: If you have purchased this product
without complete assembly and instruction by your
retailer, it is your responsibility to:
1. Read and understand all assembly instructions in
this manual. If you do not understand or have
difficulty following the instructions, contact your
nearest Ariens Dealer for assistance. Make sure
all assembly has been properly completed.
GB - 2
© Copyright 2006 Ariens Company
NOTE: To locate your nearest Ariens Dealer, go to
www.ariens.com on the internet.
WARNING: Improper assembly or
adjustments can cause serious injury.
2. Understand all Safety Precautions provided in the
manuals.
3. Review control functions and operation of the
unit. Do not operate the Sno-Thro unless all
controls function as described in this manual.
4. Review recommended lubrication, maintenance
and adjustments.
5. Review Limited Warranty Policy.
6. Fill out a Product Registration Card and return the
card to the Ariens Company or go to
www.ariens.com.
SAFETY
WARNING: To avoid injury to hands and feet,
always disengage clutches, shut off engine,
and wait for all movement to stop before
unclogging or working on snow thrower.
Hand contact with the rotating impeller is the
most common cause of injury associated with
snow throwers. Never use your hand to clean
out the discharge chute.
Keep hands and feet away from auger and
impeller.
SAFETY ALERTS
Look for these symbols to point out
important safety precautions. They mean:
Attention!
Personal Safety Is Involved!
Become Alert!
Obey The Message!
The safety alert symbols above and signal words below
are used on decals and in this manual. Read and
understand all safety messages.
DANGER: IMMINENTLY HAZARDOUS
SITUATION! If not avoided, WILL RESULT in
death or serious injury.
WARNING: POTENTIALLY HAZARDOUS
SITUATION! If not avoided, COULD RESULT
in death or serious injury.
PRACTICES AND LAWS
Practice usual and customary safe working
precautions, for the 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 laws in your area. Always follow the practices
set forth in this manual.
REQUIRED OPERATOR TRAINING
Original purchaser of this unit was instructed by the
seller on safe and proper operation. If unit is to be used
by someone other than original purchaser; loaned,
rented or sold, ALWAYS provide this manual and any
needed safety training before operation.
SAFETY DECALS AND LOCATIONS
ALWAYS replace missing or damaged Safety Decals.
Refer to figure below for Safety Decal locations.
1
2
3
CAUTION: POTENTIALLY HAZARDOUS
SITUATION! If not avoided, MAY RESULT in
minor or moderate injury. It may also be used
to alert against unsafe practices.
NOTATIONS
NOTE: General reference information for proper
operation and maintenance practices.
IMPORTANT: Specific procedures or information
required to prevent damage to unit or attachment.
1. WARNING!
GB - 3
OL1801
Figure 2
Read Owner/Operator Manual.
OS6615
Keep people away from unit while
operating. Keep children out of work
area and under watchful care of a
OL4370
responsible adult.
Never direct discharge towards persons
or property that may be injured or
damaged by thrown objects.
OL0910
Stop engine, remove key, read manual
before making any repairs or
adjustments.
OL4010
Wear appropriate hearing protection.
OL4690
ONLY use clean-out tool to clear
blockages. NEVER use your hands.
2. DANGER!
ROTATING PARTS! ONLY use clean-out
tool to clear blockages. NEVER use your
hands. High speed impeller rotates
below discharge opening. Wait for all
OS6610
moving part s to s top before re moving
clogs or servicing.
3. DANGER!
ROTATING PARTS.
Keep clear of auger while engine is
running.
OS2080
• Read Operator’s Manual.
• Allow operation only by properly
trained adult, never children.
• Stop engine and remove ignition
key prior to leaving the operator’s
position for any reason.
• Keep all controls, guards and
safety devices properly serviced
and functional.
• Never direct discharge towards
persons or property that may be
injured or damaged by thrown
objects.
SAFETY RULES
Read, understand, and follow all safety practices in
Owner/Operator Manual before beginning assembly or
operating. Failure to follow instructions could result in
personal injury and/or damage to unit.
ALWAYS remove key and/or wire from spark plug
before assembly, maintenance or service.
Unintentional engine start up can cause death or
serious injury.
Complete a walk around inspection of unit and work
area to understand:
• Work area • Your unit • All safety decals
ALWAYS check overhead and side clearances
carefully before operation. ALWAYS be aware of traffic
when operating along streets or curbs.
Keep children and people away. Keep children out of
work area and under watchful care of a responsible
adult.
NEVER allow children to operate or play on or near
unit. Be alert and shut off unit if children enter area.
DO NOT allow adults to operate unit without proper
training. Only trained adults may operate unit. Training
includes actual oper ati on.
Keep area of operation clear of all toys, pets, and
debris. Thrown objects can cause injury.
Check for weak spots on docks, ramps or floors. Avoid
uneven work areas and rough terrain. Stay alert for
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 vision and cause an
accident. Operate unit only when there is good visibility
and light.
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 l oose 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.
GB - 4
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 func tions 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 re vers e unl ess absol utely nece ssary.
ALW A YS back up slowly . Always look down and behind
before and while backing.
Disengage attachment drive when traveli ng 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.
ALWAYS shut off engine, remove key, and close fuel
shut-off valve or drain fuel when transporting unit on a
truck or trailer.
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.
Keep unit free of ice or other debris. Clean up oil or fuel
spills.
This product is equipped with an internal combustion
type engine. DO NOT use unit on or near any
unimproved, forest-covered or brush covered land
unless exhaust system is equipped with a spark
arrester meeting applicable local, state or federal laws.
A spark arrester, if it is used, must be maintained in
effective working order by operator.
Fuel is highly flammable and its vapors are explosive.
Handle with care. Use an approved fuel container.
NO smoking, NO sparks, NO flames. ALWAYS allow
engine to cool before servicing.
NEVER fill fuel tank when engine is running or hot from
operation.
GB - 5
NEVER fill or drain fuel tank indoors.
Replace fuel cap securely and clean up spilled fuel.
Never fill containers inside a vehicle or on a truck or
trailer bed with a plastic liner. Always place containers
on the ground away from your vehicle before filling.
When practical, remove gas-powered equipment from
the truck or trailer and refuel it on the ground. If this is
not possible, then refuel such equipment on a trailer
with a portable container, rather than from a gasoline
dispenser nozzle.
Keep 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
immediately.
Before tipping unit up onto housing, remove fuel so no
spills will occur. Ensure unit is secure and will not tip
over during maintenance.
ALWAYS keep protective structures, guards, and
panels in good repair, in place and securely fastened.
NEVER modify or remove safety devices.
DO NOT change engine governor settings or
over-speed engine.
Fumes from engine exhaust can cause injury or death.
DO NOT run engine in an enclosed area. Always
provide good ventilation.
ALWAYS maintain unit in safe operating condition.
Damaged or worn out muffler can cause fire or
explosion.
Keep all hardware properly tightened. Check shear
bolts frequently.
Maintain or replace safety and instruction labels, as
necessary.
NEVER store unit with fuel in fuel tank, inside a
building where any ignition sources are present such
as hot water heaters, space heaters, or clothes dryers.
Allow the engine to cool before storing in any
enclosure.
Shut off fuel and allow engine to cool completely before
storing in closed area or covering unit.
For extended storage, clean unit thoroughly. See
Engine Manual for proper storage.
Use only attachments or accessories designed for your
unit.
Check components frequently. If worn or damaged,
replace with manufacturer’s recommended parts.
GB - 6
ASSEMBLY
WARNING: AVOID INJURY. Read and
understand the entire Safety section before
proceeding.
WARNING: Dropping or tipping over boxed
unit could result in personal injury or damage
to unit.
PACKAGE CONTENTS
3
4
2
1
1
1.Wing Knob
2.Lower
Handlebar
Figure 4
2
3
4
3.Wing Nuts
4.Upper
Handlebar
OS7035
Install Discharge Chute
(Figure 5)
1. Grease underside of discharge chute ring (if not
already greased).
2. Remove mounting hardware from the bottom of
the chute pedestal.
3. Install discharge chute over opening in the auger
housing and secure pedestal to auger housing
OS7025
with hardware removed in step 2.
1.Sno-Thro Unit
2.Chute Crank
3.Discharge Chute
4.Literature Pack with
Extra Shear Bolts
Figure 3
ASSEMBLY
Tools Required:
•Pliers
• Open-End Wrenches: 3/8, 7/16, 1/2,
9/16 in. and/or Adjustable Wrench
• Tire Gauge
Unfold Handlebar (Figure 4)
1. Remove the lower and loosen the upper wing
knobs on the handlebar assembly.
2. Loosen the wing nuts on the shift rod.
3. Put the speed selector lever in the first forward
position.
4. Rotate the handlebars into operating position.
5. Install and tighten all wing knobs and wing nuts
on the handlebar assembly and shift rod.
1
1.Mounting Hardware
2.Discharge Chute
1
Figure 5
2
3
4
3.Discharge Chute Ring
4.Chute Pedestal
OS7050
OS7055
GB - 7
Install Discharge Chute Crank
1. If necessary, position the crank support bracket
as shown in Figure 6.
2. Slide chute crank through crank support bracket.
3. Connect the chute crank to the pinion gear on
chute with spring clip.
4. Align the chute crank and chute crank support
bracket with the pinion gear so crank rotates
freely.
5. Tighten the crank support bracket to the lower
handlebar as shown in Figure 6.
2 in. (5.08 cm)
Check Tire Pressure
Check tire pressure and adjust to the pressure listed on
tire sidewall.
Check Auger Gearcase Oil
Check oil level in auger gearcase (see Check Auger
Gearcase on page 17).
Check Engine Crankcase Oil
IMPORTANT: The engine is shipped with 5W-30 oil in
crankcase. Refer to Engine Manual for detailed
instructions.
Fill Engine Fuel Tank
Refer to Engine Manual for proper fuel type and tank
capacity.
1
Check Function of all Controls
Ensure unit runs and performs properly. Refer to
Operation.
2
Run-in Attachment Belt
1. Start unit in a well-ventilated area according to
Starting and Shut Off on page 14.
3
2. Engage attachment clutch lever and run
attachment for about 15 minutes.
3. Stop unit, wait for all moving parts to stop, and
remove spark plug wire.
4
4. Adjust belt finger, if necessary. See Attachment
Drive Belt Replacement on page 19.
5. Adjust clutch according to Attachment
Clutch/Brake Adjustment on page 21.
1.Chute Crank
2.Crank Support Bracket
3.Pinion Gear
4.Spring Clip
OS7065
OS0001
Figure 6
GB - 8
CONTROLS AND FEATURES
0
23
1
22
26
15
25
932046, 047, 048
2
3
4
4
1. Attachment Clutch Lever
2. Speed Selector
3. Traction Drive Clutch Lever
4. Chute Crank (932046, 047)
5. Muffler Guard
6. Discharge Chute Deflector
5
6
7
8
9
7. Discharge Chute
8. Impeller
9. Auger
10. Scraper Blade
11. Auger Gearcase
12. Clean-out Tool
13. Oil Fill and Dipstick
14. Gas Tank and Cap
15. Electric Starter (932046, 047)
21
24
23
12
1
11
16. Recoil Starter Handle
17. Primer Bulb
18. Throttle (Engine Stop)
19. Ignition Switch (push-pu ll )
20. Choke
21. Axle Lock Pin
22. Spark Plug and Wire
23. Runner(s)
24. Belt Cover
13
25. Fuel Shut-off Valve
26. Handlebar
20
21
18
19
Figure 7
14
15
16
17
2
OS7085
OS7095
GB - 9
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