Ariens SNO-THRO 924326-ST1336LE- User Manual

2 - 6 Before maintenance, adjustments, or service (except where specifically recommended), shut off engine. Allow hot parts to cool. Keep unit free of dirt, stones, and other debris. Clean up oil or fuel spills. Storage DO NOT store unit inside a building with fuel in the fuel tank where any ignitio...

3 - 7 SECTION 3 - SPECIFICATIONS Model Number 924080 924081 924082 924083 924084 Model ST T8 ST 824S ST 824 ST 828 ST 1032 Engine - Manufacturer Tecumseh HMSK 80 Tecumseh HMSK 80 Tecumseh HMSK 80 Tecumseh HMSK 80 Tecumseh HMSK 80 Fuel Unleaded Unleaded Unleaded Unleaded Unleaded Fuel Tank Capacity 1...

4 - 15 4.1 CONTROLS AND FEATURES SECTION 4 - GENERAL MAINTENANCE & ADJUSTMENTS 1. Attachment Clutch Lever2. Speed Selector3. Chute Crank4. Wheel Drive Clutch Lever5. Primer Bulb6. Throttle7. Choke8. Spark Plug and Wire9. Oil Fill and Dip Stick10.Chute Deflector11.Discharge Chute12.Differential L...

4 - 16 4.2 SERVICE POSITIONS Ariens Dealers will provide any service or adjustments which may be required to keep your unit operating at peak efficiency. Should engine service be required, contact an Ariens dealer or an authorized engine manufacturer’s service center. Belt Service Position To ensure...

4 - 17 To add fuel to the fuel tank: 1. Refuel the unit only in a well ventilated, open area. 2. Stop the engine and allow to cool. 3. Clean the fuel cap and the area around the fuel cap to prevent dirt from entering the fuel tank. Remove the cap from the fuel tank. 4. Fill the fuel tank to within 1...

4 - 18 4.6 AUGER GEARCASE IMPORTANT: Too much lubricant may cause excessive leakage. Too little lubricant will cause gear and/or bearing damage. Proper oil level must be maintained for operation. Gear cases are filled to the correct level at the factory. Unless there is evidence of leakage, no addit...

4 - 19 IMPORTANT: Use care when rotating the belt fingers to prevent deformation of par ts. NOTE: To gain clearance engage traction clutch and if necessary pull back attachment idler arm clevis pin. 3. Replace traction drive belt and belt fingers in reverse order making sure pulleys align. If alignm...

5 - 24 5.6 CLUTCH YOKE AND FORK Remove locknut and adapter spacer holding spring assembly in clutch yoke (Figure 13). Remove capscrew, nut, and rod adapter from yoke. Remove cotter pin from end of spring assembly in clutch fork. Remove spring assembly and extension spring. Punch out roll pins holdin...

6 - 25 6.1 ENGINE TROUBLESHOOTING The following troubleshooting chart is to be used to isolate engine problems and give possible causes and corrective action responses. The troubleshooting key is generic and can be used for several types of engines. Use only those possible causes and corrective acti...

7 - 27 7.1 DIFFERENTIAL, LOCKOUT, AND AXLE Place unit in Upright Service Position. 1. Remove groove pin that secures lockout assembly to left hand axle and lockout assembly from shaft. (Pin is tapered and must be driven from small end.) 2. Remove roll pin that secures knob, spring and pin to lockout...

7 - 28 7.5 HEX SHAFT Place unit in Upright Service Position. 1. Hold hex shaft on sprocket end with a wrench and remove lock nut at outside of frame. 2. Slide hex shaft to center of frame until it clears sprocket and remove nine-tooth sprocket. 3. To service hex shaft ball bearing, remove four lock ...

8 - 29 8.1 FRICTION WHEEL 1. To replace friction wheel, tip unit up into the upright service position. 2. Remove bottom cover by removing four cap screws. 3. Place Speed Selector in first (1) position, depress Traction Clutch Lever to hold friction wheel and hub in position and remove cap screws. Re...

10 - 34 10.1 CAST IRON GEAR CASE (WORM GEAR) Remove auger/impeller and gear case from housing referring to Auger/Impeller Section. Remove four bolts from bearing flange (Figure 20). Remove flange and gasket. NOTE: At this point bronze gear cannot be removed. Using bearing adjustment wrench remove ad...

10 - 35 Figure 20 PS0472 1. Impeller2. Worm Shaft3. Adjustment Plug4. Worm and Gear Service Assembly 5. Rake Shaft6. Gear Case Shaft7. Gear Case Cast Iron Gear Case 1 2 3 4 5 6 7

10 - 36 Figure 21 PS0281 1. Impeller2. Worm Shaft and Gear Assembly3. Thrush Collar4. Case, Left Side, Large Bore5. Case, Right Side, Small Bore6. Rake Shaft Aluminum Gear Case 1 2 3 4 5 6