Ariens Sno-Thro ST20E Owner's/Operator's Manual
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Ariens Sno-Thro ST20E Owner's/Operator's Manual

Ariens Sno-Thro ST20E Owner's/Operator's Manual

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Sno-Thro
Owner/Operator Manual
Models
939004 – ST20E
®
ENGLISH
FRANÇAIS
04042800 10/09
Printed in USA

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Summary of Contents for Ariens Sno-Thro ST20E

  • Page 1 Sno-Thro ® Owner/Operator Manual Models 939004 – ST20E 04042800 10/09 ENGLISH Printed in USA FRANÇAIS...

  • Page 2: Table Of Contents

    PRODUCT REGISTRATION The contents will provide you with safety instructions for the safe use of your unit The Ariens dealer must register the product during normal operation and maintenance. at the time of purchase. Registering the product will help the company process...
  • Page 3 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. GB - 5...

  • Page 4: Safety

    SAFETY NOTATIONS WARNING: To avoid injury to NOTE: General reference information for hands and feet, always disengage proper operation and maintenance practices. clutches, shut off engine, and wait IMPORTANT: Specific procedures or for all movement to stop before information required to prevent damage to unclogging or working on snow unit or attachment.

  • Page 5: Safety Rules

    1. WARNING! 3. DANGER! Read Owner/Operator Manual. ROTATING PARTS. Keep clear of auger while engine is running. • Read Operator’s OL1801 Manual. OS2080 • Allow operation only by properly trained adult, Keep people away from unit never children. while operating. Keep children •...
  • Page 6 DO NOT operate near drop-offs, ditches, or ALWAYS disengage attachment, stop unit embankments. Unit can suddenly turn over if and engine, remove key and allow moving a wheel is over the edge of a cliff or ditch, or if parts to stop before leaving operator’s an edge caves in.
  • Page 7 Never leave a running unit unattended. When practical, remove gas-powered ALWAYS shut off engine before leaving unit. equipment from the truck or trailer and refuel ALWAYS remove key to prevent unauthorized it on the ground. If this is not possible, then use.

  • Page 8: Assembly

    ASSEMBLY ASSEMBLY WARNING: AVOID INJURY. Read Tools Required: and understand the entire Safety section before proceeding. • Pliers • Open-End Wrenches: 3/8, 7/16, 1/2, 9/16 in. and/or Adjustable Wrench WARNING: Dropping or tipping • Tire Gauge over boxed unit could result in Unfold Handlebar (Figure 4) personal injury or damage to unit.
  • Page 9 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 with hardware removed in step 2.
  • Page 10 Check Auger Gearcase Oil Check Function of all Controls Check oil level in auger gearcase (see Check Ensure unit runs and performs properly. Refer Auger Gearcase on page 20). to Operation. Check Engine Crankcase Oil Run-in Attachment Belt 1. Start unit in a well-ventilated area IMPORTANT: The engine is shipped with according to Starting and Shut Off on 5W-30 oil in crankcase.

  • Page 11: Controls And Features

    CONTROLS AND FEATURES 1. Attachment Clutch Lever 2. Traction Drive Clutch Lever 3. Chute Crank 4. Discharge Chute Deflector 5. Discharge Chute 6. Impeller 7. Auger 8. Scraper Blade 9. Auger Gearcase 10. Clean-out Tool 11. Oil Fill and Dipstick 12.

  • Page 12: Operation

    OPERATION IMPORTANT: If the belt squeals when the attachment clutch lever is engaged, the WARNING: AVOID INJURY. Read impeller may be frozen in the auger housing. and understand the entire Safety Immediately release the attachment clutch section before proceeding. lever and move the unit into a heated area to thaw.
  • Page 13 Electric Starter Discharge Chute The electric starter will start a properly Discharge chute rotates 215°. choked and cranked engine when the starter ALWAYS position discharge chute in safe button is pushed. Refer to Starting and Shut direction and angle, away from operator and Off on page 17.
  • Page 14 GASOLINE 5. Fill fuel tank to indicator line in filler neck with unleaded gasoline. IMPORTANT: ALWAYS use gasoline that NOTE: Tank capacity is 2.9 qt. (2.84L) meets the following guidelines: 6. Replace fuel cap and tighten. • Clean, fresh gasoline. ALWAYS clean up any spilled fuel.
  • Page 15 STARTING AND SHUT OFF 4. Make sure that the traction clutch and attachment drive clutch levers are fully disengaged. WARNING: FAILURE TO 5. Push Primer Bulb 2 or 3 times for cold FOLLOW INSTRUCTIONS could engine. result in personal injury and/or NOTE: When temperature is below -15°...

  • Page 16: Snow Removal

    SNOW REMOVAL Tips for Operation Snow is best removed as soon as possible IMPORTANT: Allow unit and engine to adjust after snow fall. to the outdoor temperature before clearing snow. To clear an area, run unit in an overlapping IMPORTANT: Do not "feather" the traction series of paths.

  • Page 17: Maintenance

    MAINTENANCE Ariens Dealers will provide any service or MAINTENANCE SCHEDULE adjustments which may be required to keep The chart below shows the recommended your unit operating at peak efficiency. Should maintenance schedule that should be engine service be required, contact an Ariens performed on a regular basis.

  • Page 18: General Lubrication

    IMPORTANT: DO NOT allow grease or oil to get on the belts. Change oil after first 2 hours of operation, NOTE: Apply Ariens Hi-Temp Grease or thereafter change oil every 25 hours (more equivalent to the lubrication fittings. See often if required). Refer to Engine Manual for SERVICE PARTS on page 27.

  • Page 19: Service And Adjustments

    SERVICE AND ADJUSTMENTS SHEAR BOLTS WARNING: AVOID INJURY. Read IMPORTANT: Use only Ariens shear bolts for and understand the entire Safety replacement. Use of any other type of shear section before proceeding. bolt may result in severe damage to unit.

  • Page 20: Discharge Chute Deflector

    DISCHARGE CHUTE DEFLECTOR ATTACHMENT CLUTCH/BRAKE ADJUSTMENT Deflector must stay in selected position while throwing snow. To adjust, loosen then retighten hardware to WARNING: IMPROPER desired deflector drag force (Figure 15). ADJUSTMENT could result in unexpected movement of auger and impeller causing death or Adjusting serious injury.
  • Page 21 4. Remove two screws securing belt cover to unit and remove belt cover. CAUTION: The attachment clutch 5. Adjust the attachment idler position. cable must be slightly slack when the clutch lever is disengaged. The a. Loosen attachment idler nut attachment brake will not function (Figure 23).

  • Page 22: Traction Drive Clutch Adjustment

    TRACTION DRIVE CLUTCH ADJUSTMENT IMPORTANT: Operating the unit with the traction drive clutch improperly adjusted will damage the transmission. Make sure the clutch is adjusted to the specifications listed below. To test traction clutch (Figure 20): 1. Without engine running, push unit forward while slowly moving the traction drive clutch lever toward the handlebar.
  • Page 23 6. Remove top two cap screws and loosen lower cap screw holding blower housing to frame on each side. 7. Remove attachment drive belt from engine sheave (it may be necessary to turn engine sheave using recoil starter handle). 8. Separate housing from unit. Lower handlebar on floor.

  • Page 24: Traction Drive Belt Replacement

    TRACTION DRIVE BELT 4. Remove and discard traction drive belt from the unit. REPLACEMENT 5. Place new traction drive belt on engine NOTE: Housing and frame must be tipped pulley between the engine and pulley apart and attachment drive belt removed from groove as shown in Figure 25.

  • Page 25: Storage

    ACCESSORIES condition. Store unit in a cool, dry protected area. See your authorized Ariens dealer to add the additional accessories available to your LONG TERM Sno-Thro. Clean unit thoroughly with mild soap and low Part No.

  • Page 26: Troubleshooting

    TROUBLESHOOTING PROBLEM PROBABLE CAUSE CORRECTION Engine will not 1. Fuel tank is empty. 1. Fill fuel tank. crank/start. 2. Build up of dirt and residue 2. Clean area around around governor/carburetor. governor/carburetor. 3. Key Switch not in run 3. Put Key Switch into run position. position.

  • Page 27: Specifications

    SPECIFICATIONS Model Number 939004 Description ST20E Engine Briggs & Stratton 900 Series Gross Torque* - ft-lbs (N-m) 9.0 (12.2) *Engine output stated in gross torque per SAE J1940 as rated by engine manufacturer Displacement - in. (cc) 12.5 (205) High Idle - RPM (min) 3600 ±...
  • Page 28 The battery pack and/or battery subassemblies on AMP series electric Sno-Thro products is/are war- ranted to the original purchaser for two years from the date of purchase. Ariens will replace, free of charge to the original purchaser, any battery pack and/or battery subassembly that fails due to defect in material or workmanship for one year after the date of purchase.
  • Page 29 Canada. In all other countries, contact place of purchase for warranty information. Disclaimer Ariens may from time to time change the design of its products. Nothing contained in this warranty shall be construed as obligating Ariens to incorporate such design changes into previously manufactured products, nor shall such changes be construed as an admission that previous designs were defective.
  • Page 30 Ariens Company 655 West Ryan Street Brillion, WI 54110-1072 920-756-2141 Fax 920-756-2407 www.ariens.com...

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939004

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