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Ariens 939003 Owner's/Operator's Manual
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Ariens 939003 Owner's/Operator's Manual

Ariens 939003 Owner's/Operator's Manual

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Sno-Thro
Owner/Operator Manual
Models
939003 – ST520E
03392100A 8/08
ENGLISH
Printed in USA

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Summary of Contents for Ariens 939003

  • Page 1 ® Sno-Thro Owner/Operator Manual Models 939003 – ST520E 03392100A 8/08 ENGLISH Printed in USA...
  • Page 2 Manuals in languages other than English may position and facing the direction of forward be obtained from your Dealer. Visit your travel. dealer or www.ariens.com for a list of languages available for your equipment. MODEL AND SERIAL NUMBERS Manuals printed in languages other than...
  • Page 3 6. Fill out a Product Registration Card and replacement parts. To locate your nearest return the card to the Ariens Company or Ariens Dealer, go to www.ariens.com on the go to www.ariens.com.
  • Page 4 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 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 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 Install Discharge Chute Crank (Figure 5) (Figures 6) 1. Grease underside of discharge chute 1. Slide chute crank through crank support ring (if not already greased). bracket. 2. Remove mounting hardware from the 2. Connect the chute crank to the pinion bottom of the chute pedestal.
  • Page 10 Check Tire Pressure Check Auger Gearcase Oil Check tire pressure and adjust to the Check oil level in auger gearcase (see Check Auger Gearcase on page 17). pressure listed on tire sidewall. Check Engine Crankcase Oil CAUTION: Avoid injury! IMPORTANT: The engine is shipped with Explosive separation of tire and 5W-30 oil in crankcase.
  • Page 11 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 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 200°. 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 14.
  • Page 14 PRE-START NOTE: Try out each control without the engine running to see how it works and what it does. 1. Frozen Impeller Manual Start IMPORTANT: Before starting engine, check impeller to be sure it is not frozen. 1. Turn discharge chute straight ahead. 2.
  • Page 15 9. Press starter button on engine until Tips for Operation engine starts. Snow is best removed as soon as possible IMPORTANT: DO NOT operate starter more after snow fall. than 15 seconds per minute, as overheating To clear an area, run unit in an overlapping and damage can occur.
  • Page 16 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 17 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 24.
  • Page 18 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 19 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 14). ADJUSTMENT could result in unexpected movement of auger and impeller causing death or Adjusting serious injury.
  • Page 20 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 22).
  • Page 21 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 19): 1. Without engine running, push unit forward while slowly moving the traction drive clutch lever toward the handlebar.
  • Page 22 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 23 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 24.
  • Page 24 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 25 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 26 SPECIFICATIONS Model Number 939003 Description ST520E Engine - Tecumseh LH195SA Engine RPM 3600 ± 150 Displacement - in. (cc) 11.88 (195) Electric Start 120V Fuel See Engine Manual Tank Capacity - qt. (L) 2.0 (1.96) Snow Clearing Width - in. (cm) 20 (50.8)
  • Page 28 Genuine Ariens or Gravely brand service parts and accessories are warranted to be free from defects in material and workmanship for a period of 90 days after the date of purchase. An authorized Ariens dealer will repair or replace any such part or accessory free of charge, except for labor, during that period.
  • 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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Sno-thro st520e