Ariens Sno-Thro 939003-ST520E Specifications

Owner/Operator ManualModels939003 – ST520ESno-Thro®02954900 5/07Printed in USAENGLISHFRANÇAIS

GB - 12CONTROLS AND FEATURESSee Figure 7 for all Controls and Features locations.Traction Drive Clutch - Left Hand LeverIMPORTANT: Do not "feathe

GB - 13To clear the discharge chute:1. Shut off the engine.2. Wait 10 seconds and make sure impeller blades have stopped rotating.3. Remove the snow c

GB - 14TO STOP IN AN EMERGENCYImmediately release both control levers to stop unit in an emergency. Stop engine, remove key and wait for all rotating

GB - 15Tips for OperationSnow is best removed as soon as possible after snow fall.To clear an area, run unit in an overlapping series of paths. For la

GB - 16If clutches do not engage or disengage properly, adjust or repair before operation (see Attachment Clutch/Brake Adjustment on page 18 or Tracti

GB - 17SCRAPER BLADEIMPORTANT: Damage to auger/impeller housing will result if blade wears down too far.Scraper blade is adjustable to compensate for

GB - 18DISCHARGE CHUTEIf chute does not stay in position while operating, tighten nut on carriage bolt at pivot point to increase tension on spring (F

GB - 194. Remove two screws securing belt cover to unit and remove belt cover. 5. Adjust the attachment idler position.a. Loosen attachment idler nut

GB - 20ATTACHMENT DRIVE BELT REPLACEMENTRemove Attachment Drive Belt (Figures 20 and 21)1. Shut off engine, remove key, disconnect spark plug wire and

GB - 21TRACTION DRIVE BELT REPLACEMENTNOTE: Housing and frame must be tipped apart and attachment drive belt removed from engine sheave in order to ch

GB - 4SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

GB - 22Keep all nuts, bolts and screws properly tightened and know unit is in safe working condition.Store unit in a cool, dry protected area.LONG TER

GB - 23TROUBLESHOOTINGPROBLEM PROBABLE CAUSE CORRECTION Engine will not crank/start.1. Fuel tank is empty.2. Build up of dirt and residue around gover

GB - 24SPECIFICATIONSModel Number 939003Description ST520EEngine - Tecumseh LH195SA Engine Power – hp (kW) at Maximum RPM5.0 (3.7) Fast Idle Speed-RPM

Ariens Company • 655 W. Ryan St, P.O. Box 157 • Brillion, WI 54110-0157• (920) 756-2141 • www.ariens.com ALW2 - 5907Ariens Limited Warranties2-Year Li

Ariens Company • 655 W. Ryan St, P.O. Box 157 • Brillion, WI 54110-0157• (920) 756-2141 • www.ariens.com ALW2 - 5907Exceptions, Limitations, Exclusion

Ariens Company655 West Ryan StreetP.O. Bo x 157Brillion, WI 54110-0157920-756-2141Fax 920-756-2407www.ariens.com

GB - 51. Read and understand all assembly instructions in this manual. If you do not understand or have difficulty following the instructions, contact

GB - 61. WARNING!2. DANGER! 3. DANGER!SAFETY RULESRead, understand, and follow all safety practices in Owner/Operator Manual before beginning assembly

GB - 7NEVER operate unit after or during the use of medication, drugs or alcohol. Safe operation requires your complete and unimpaired attention at al

GB - 8Keep 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

GB - 9PACKAGE CONTENTSASSEMBLYTools Required:•Pliers• Open-End Wrenches: 3/8, 7/16, 1/2, 9/16 in. and/or Adjustable Wrench• Tire GaugeUnfold Handlebar

GB - 10Install Discharge Chute Crank (Figures 3 and 6)1. Slide chute crank through crank support bracket.2. Connect the chute crank to the pinion gear

GB - 111. Attachment Clutch Lever2. Traction Drive Clutch Lever3. Chute Crank 4. Discharge Chute Deflector5. Discharge Chute6. Impeller7. Auger8. Scra