Sno-Thro Owner/Operator Manual Models 938017 - SS522EC 938018 - SS722EC 938019 - SS522 938117 - SS522EC U.S. Patents 5758436 and 5966846 ENGLISH FRANÇAIS ESPAÑOL Transfer model & serial number label from product registration here. Coller l’autocollant du modèle et du numéro de série dans cet encadré. Transferir aquí la etiqueta del modelo y número de serie del registro del producto.
TABLE OF CONTENTS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Troubleshooting . . . . . . . . . . . . . . . . . . . 18 Controls & Features . . . . . . . . . . . . . . . . . 9 Accessories . . . . . . . . . . . . . . . . . . . . . . . 18 Operation . . . . . . . . . . . . . . . . . . . . . . . . . 10 Service Parts . . . . . . . . . . . . . . . . . . . . .
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. NOTE: To locate your nearest Ariens Dealer, call 920-756-4664 or go to www.ariens.com on the internet.
REQUIRED OPERATOR TRAINING SAFETY DECALS AND LOCATIONS 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. ALWAYS replace missing or damaged Safety Decals. Refer to figure 2 below for Safety Decal locations. 2 1 3 OS0157 Figure 2 1. DANGER! 2. Hot Surface! • Read operator’s manual.
Stop engine and remove ignition key before clearing. Avoid uneven and rough terrain. 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. OL0900 Stop engine and remove ignition key before clearing. Only trained adults may operate unit. Training includes actual operation.
Fumes from engine exhaust can cause injury or death. DO NOT run engine in an enclosed area. Always provide good ventilation. Disengage clutch bail when not in use. Before starting engine: disengage clutch bail. DO NOT use on gravel or crushed rock surfaces. ALWAYS disengage attachment, stop unit and engine, remove key and allow moving parts to stop before leaving operator’s position. Check clutch and brake operation frequently. Adjust and service as required.
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.
Discharge Chute Assembly 1. Remove bolt and nut from rear of discharge chute (figure 4). 2. Tip discharge chute up and install hardware just removed. Tighten hardware at rear of discharge chute first, then sides. 3 2 1 4 1. Discharge Chute 2. Rear Bolt and Nut 3. Chute Handle 4. Side Hardware Figure 4 OS1520 Discharge Chute Crank Assembly (938017, 018, 117) 1. Remove nut from bolt that holds recoil starter handle bracket in place (figure 5). 2.
CONTROLS & FEATURES 2 1 3 4 5 6 22 7 8 9 21 20 19 10 18 17 11 16 15 1. Auger Clutch Bail 2. Handlebar 3. Discharge Chute Crank (938017, 018, 117) 4. Handlebar Wing Knob 5. Spark Plug Access Cover 6. Discharge Chute Handle 7. Exhaust 8. Discharge Chute Deflector 9. Auger Housing 10. Auger 11. Ignition Switch 12. Fuel Level Indicator 13. Starter Button (938017, 018, 117) 14. Choke Control Knob 15. Power Cord (938017, 018, 117) 16. Primer Bulb 17. Scraper Blade 18. Cowl 19. Discharge Chute 20.
OPERATION WARNING: AVOID INJURY. Read and understand the entire Safety section before proceeding. 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. Keep hands and feet away from auger. CONTROLS AND FEATURES See figure 6 for controls and features locations. 2. Pull recoil starter handle. Auger should rotate with the turning of the engine. 3. Release the auger clutch bail. 4.
IMPORTANT: DO NOT force a frozen discharge chute. Start engine and run for 3-5 minutes to thaw. If still frozen, take to a warm place until controls are free. Discharge Chute Crank FILLING FUEL TANK WARNING: AVOID INJURY. Read and understand the entire Safety section before proceeding. Discharge Chute Handle Handlebar Height Adjustment Holes IMPORTANT: DO NOT allow scraper blade to wear down too far or auger housing will become damaged.
STOPPING IN AN EMERGENCY Electric Start (938017, 018, 117) Immediately release auger clutch bail to stop unit in an emergency. Stop engine, remove key and wait for all rotating parts to stop before leaving operator’s position. NOTE: Electric start models can be started manually (see Manual Start on page 12). 1. Connect extension cord to prongs on starter. IMPORTANT: Prevent damage to unit. Know voltage of your starter and only use matching outlets. 2.
Tips for Operation TRANSPORT Snow is best removed as soon as possible after a snow fall. To clear an area, run unit in an overlapping series of paths. For large areas, start in the middle and throw snow to each side, so snow is not cleared more than once. ALWAYS direct snow away from area to be cleared and with direction of the wind. IMPORTANT: DO NOT overload unit capacity by attempting to clear snow at too fast a rate. ALWAYS shut off engine and drain fuel when transporting unit on a truck or trailer.
SERVICE AND ADJUSTMENTS 3. Remove auger drive pulley. 4. Remove old belt. WARNING: AVOID INJURY. Read and understand the entire Safety section before proceeding. Install (Figure 8) SERVICE POSITION 1. 2. 3. 4. Install new belt on drive pulley and idlers. Install drive belt on auger drive pulley. Install auger drive pulley on unit. Connect extension spring to idler arm/brake. 5. Adjust drive belt (see Drive Belt Adjustment on page 15). 6. Install cowl. Place unit on a flat level surface.
DISCHARGE CHUTE DEFLECTOR ADJUSTMENT If discharge chute deflector does not stay in position while throwing snow, adjust chute by tightening fasteners (figure 10). Fasteners Figure 10 Measure Bail Spring Length With Auger Clutch Bail Disengaged OS0181 DRIVE BELT ADJUSTMENT WARNING: Improper adjustment could result in death or serious injury. Auger brake MUST DISENGAGE when clutch is engaged. Auger brake MUST STOP AUGER WITHIN 5 SECONDS of releasing auger clutch bail.
3. Loosen belt finger and rotate until there is 1/32 – 1/16 in. (0.8 – 1.6 mm) gap between belt finger and drive belt. 4. Tighten belt finger. 5. Recheck gap between belt finger and drive belt. Adjust belt finger until there is 1/32 – 1/16 in. (0.8 – 1.6 mm) gap between belt finger and drive belt. 6. Go to Check Auger Stopping Time next. Check Auger Stopping Time WARNING: Improper adjustment could result in death or serious injury. Auger brake MUST DISENGAGE when clutch is engaged.
STORAGE WARNING: AVOID INJURY. Read and understand the entire Safety section before proceeding. SHORT TERM LONG TERM Touch up all scratched painted surfaces. When storing unit for extended periods of time, remove all fuel from tank and carburetor (run dry). See Engine Manual. IMPORTANT: NEVER spray unit with high-pressure water or store unit outdoors. Run with attachment clutch engaged a few minutes after each use to free unit of any loose or melting snow.
TROUBLESHOOTING PROBLEM Engine will not crank/start PROBABLE CAUSE CORRECTION 1. Key not in RUN position. 2. Fuel tank empty. 3. Clogged fuel filter. 1. Turn key to RUN position. 2. Fill fuel tank. 3. Replace fuel filter. See Engine Manual. 4. Contact your Ariens Dealer. 4. Faulty electric starter or wire connections. Engine stops 1. Out of fuel. 2. Improperly mixed or contaminated fuel. 3. Faulty spark plug. 4. Clogged fuel filter. 1. Fill fuel tank (see Filling Fuel Tank on page 11). 2.
SPECIFICATIONS Model Number Description Engine - Tecumseh (Two-Cycle) -1 Power Max – HP (Kw/min ) 938017 938018 938019 938117 SS522EC SS722EC SS522 SS522EC TH139SA TH139SP TH139SA 5 (3.73) 7 (5.22) 3950 ± 150 Fast Idle Speed – RPM (min-1) Displacement – in. (cc) 8.46 (139) Fuel See Engine Manual. Fuel to Oil Mix 50:1 Fuel Tank Capacity – qt. (L) Electric Start TH139SA 5 (3.73) 1.2 (1.1) 120V Snow Clearing Width – in.
Ariens Limited Warranties 2-Year Limited Lawn and Garden Consumer Warranty Ariens Company (Ariens) warrants to the original purchaser that Ariens and Gravely brand consumer products manufactured by Ariens Company will be free from defects in material and workmanship for a period of two (2) years after the date of purchase, and that Ariens will repair any defect in material or workmanship, and repair or replace any defective part, subject to the conditions, limitations and exclusions set forth herein.
Exceptions, Limitations, Exclusions These warranties are subject to the following conditions, limitations, and exclusions: The following items are excluded from this To obtain warranty service, the following warranty: conditions must be met: • Engines and enty and are not covered by this • The purchaser must perform the warranty. maintenance and minor adjustments • Hydro-Gear transmissions and/or explained in the owner’s manual.
Ariens Company 655 West Ryan Street P.O. Box 157 Brillion, WI 54110-0157 920-756-2141 Fax 920-756-2407 www.ariens.