Sno-Tek 24E Service Manual
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Sno-Tek 24E Service Manual

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Service Guide
Models
920402 – Sno-Tek 24E
(SN 250000 +)
920406 – Sno-Tek 20E
(SN 000101 +)
920313 – Sno-Tek 24E CE
(SN 250000 +)
920314 – Sno-Tek 28E CE
(SN 250000 +)
920315 – Sno-Tek 22E CE
(SN 250000 +)
E10
ENGLISH
04854400D • 10/17

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Summary of Contents for Sno-Tek Sno-Tek 24E

  • Page 1 Service Guide Models 920402 – Sno-Tek 24E (SN 250000 +) 920406 – Sno-Tek 20E (SN 000101 +) 920313 – Sno-Tek 24E CE (SN 250000 +) 920314 – Sno-Tek 28E CE (SN 250000 +) 920315 – Sno-Tek 22E CE (SN 250000 +) ENGLISH 04854400D •...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PRACTICES & LAWS..... . 2 SWING GATE REPLACEMENT ....19 Remove Swing Gate .
  • Page 3 WELCOME Before operating or servicing the unit, carefully and completely read the Operator’s Manual and engine manual provided with the unit at time of purchase. They contain important safety instructions and information about unit controls. Have Questions or Need Assistance? ariensstore.com (Dealer Locator) ariens.custhelp.com (Self-Support) A parts manual and an operator’s manual for your unit are...

  • Page 4: Practices & Laws

    SAFETY ALERT SYMBOL SAFETY This is the safety alert symbol. It means: Read these safety rules and follow them closely. Failure to • ATTENTION! follow these rules could lead to loss of control of unit, severe personal injury or death to you or bystanders, or •...

  • Page 5: Safety Decals

    SAFETY DECALS Keep people away from unit while operating. The safety decals on your machine are visual reminders of Keep children out of work area and under the important safety information in this manual. All watchful care of a responsible adult. messages on your unit must be fully understood and carefully followed.

  • Page 6: Safety Rules

    Thoroughly inspect the area where the equipment is to be 3. DANGER! used and remove all doormats, sleds, boards, toys, wires and other foreign objects. Disengage all clutches and shift into neutral before Danger! starting the engine. Use extension cords and receptacles as specified by the ROTATING PARTS! Keep clear of auger manufacturer for all units with electric drive motors or while engine is running.
  • Page 7 Thrown objects can cause injury. Check for weak spots on This product is equipped with an internal combustion docks, ramps or floors. Avoid uneven work areas and engine. Do not use unit on or near any unimproved, rough terrain and stay alert for hidden hazards. forest-covered or brush-covered land unless exhaust system is equipped with a spark arrester meeting Exercise extreme caution when operating on or crossing...
  • Page 8 Always keep protective structures, guards, and panels in Fuel is highly flammable and its vapors are explosive. good repair and secured in place. Never modify or remove Handle with care. Use only an approved gasoline safety devices. container with an appropriately-sized dispensing spout. Never store the machine with fuel in the fuel tank inside a No smoking, no sparks, no flames.

  • Page 9: Draining Fuel System

    DRAINING FUEL SYSTEM SEPARATE HOUSING FROM FRAME Move unit to an open, well-ventilated area with no Remove Auger Housing flames or sparks. IMPORTANT: Save all hardware for reinstallation. Remove cap from fuel tank and siphon fuel into a Stop engine, remove key and wait for all moving parts clean, clearly-marked gasoline container.
  • Page 10 See Figure 6. Remove hardware retaining belt finger and remove belt finger. 1. Deflector Arm 2. Cable Anchor Figure 6 3. Deflector Bracket Figure 4 WARNING: AVOID INJURY. Attachment sheave Loosen, but DO NOT remove hardware retaining belt edges are sharp. Wear thick gloves to remove cover and remove belt cover.

  • Page 11: Reinstall Auger Housing

    See Figure 8. Reinstall Auger Housing 11. Position support, such as a trash can, under See Figure 10. handlebars so tractor / frame remains upright when With assistance from an adult helper, engage separated from auger housing. attachment clutch lever so attachment brake will not 12.
  • Page 12 See Figure 11. WARNING: AVOID INJURY. Attachment sheave edges are sharp. Wear thick gloves to install belt onto attachment sheave. Reinstall attachment drive belt onto attachment sheave. To assist belt installation, slowly pull recoil starter handle while gently guiding belt onto attachment sheave. Figure 12 11.

  • Page 13: Bottom Cover Removal

    BOTTOM COVER REMOVAL ATTACHMENT DRIVE BELT REPLACEMENT IMPORTANT: Save all hardware for reinstallation. Remove Attachment Drive Belt WARNING: AVOID INJURY. Before placing unit IMPORTANT: Save all hardware for reinstallation. in service position, drain fuel from tank and fuel system. See Draining Fuel System on page 7. Stop engine, remove key and wait for all moving parts Make sure unit is secure and will not tip.

  • Page 14: Traction Drive Belt Replacement

    TRACTION DRIVE BELT REPLACEMENT Remove Traction Drive Belt IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine. Loosen traction drive clutch cable. See Figure 15. 1.

  • Page 15: Install Traction Drive Belt

    Align swing gate tab with stop hole in frame and insert pivot rod through support bushing. See Figure 19. 1. Swing Gate Tab 2. Support Bushing Figure 19 1. Swing Gate Return Spring 2. Swing Gate See Figure 20. 3. Traction Drive Belt Figure 17 Reinstall support bushing onto swing gate pivot rod.

  • Page 16: Attachment Brake Replacement

    ATTACHMENT BRAKE REPLACEMENT See Figure 21. Reconnect idler spring to traction drive idler. Remove Attachment Brake Reconnect swing gate return spring to frame. IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine.
  • Page 17 See Figure 25. Attachment Clutch Disengaged / Brake Engaged Check attachment brake: • When attachment clutch is disengaged, brake must contact attachment belt or pulley, whichever is closest. • When attachment clutch is engaged, brake must be more than 1.6 mm (1/16") away from attachment belt or pulley, whichever is closest.

  • Page 18: Friction Disc Replacement

    FRICTION DISC REPLACEMENT Remove lock pin from left wheel and remove wheel from axle. See Figure 26. Remove Friction Disc IMPORTANT: Save all hardware for reinstallation. WARNING: AVOID INJURY. Before placing unit in service position, drain fuel from tank and fuel system.

  • Page 19: Install Friction Disc

    Install Friction Disc Remove spring clips from hex shaft. See Figure 28. See Figure 30. Install friction disc assembly around shift fork roller bearing and align with hex shaft. Position flat steel washer and pinion gear against frame and align with friction disc center. Reinstall hex shaft through friction disc, pinion gear, flat steel washer and into bearing.

  • Page 20: Hex Shaft Bearing Replacement

    HEX SHAFT BEARING REPLACEMENT Remove Bearing IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine. See Figure 32. Remove hardware retaining bearing flange to frame and remove flange.

  • Page 21: Swing Gate Replacement

    SWING GATE REPLACEMENT Install Swing Gate See Figure 34. Remove Swing Gate Install support bushing onto swing gate pivot rod and IMPORTANT: Save all hardware for reinstallation. position swing gate in frame. Stop engine, remove key and wait for all moving parts Align pivot rod with hole in frame and align swing gate to stop and for hot parts to cool.
  • Page 22 See Figure 35. See Figure 37. Install traction drive belt onto traction drive pulley. 10. Reconnect idler spring to traction drive idler. Install traction drive belt onto traction sheave. 11. Reconnect swing gate return spring to frame. Figure 35 See Figure 36. Reinstall support bushing onto swing gate pivot rod.

  • Page 23: Auger Replacement

    AUGER REPLACEMENT Remove hardware securing auger support bushings to auger housing. See Figure 39. Remove Auger IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine.

  • Page 24: Install Auger

    Reinstall nylon bushing into auger bushing and install onto auger shaft end. Reinstall auger assembly into housing so impeller shaft is seated in ball bearing at housing rear. See Figure 43. Figure 41 Figure 43 Install Auger See Figure 44. See Figure 42.

  • Page 25: Impeller Replacement

    See Figure 45. IMPELLER REPLACEMENT Tighten bearing plate hardware. Remove Impeller Apply a thin layer of anti-seize to impeller shaft end. IMPORTANT: Save all hardware for reinstallation. 10. Reinstall attachment drive pulley onto impeller shaft Stop engine, remove key and wait for all moving parts and secure with locking washer and hex bolt.

  • Page 26: Install Impeller

    See Figure 49. Tighten bearing plate hardware. Apply a thin layer of anti-seize to impeller shaft end. IMPORTANT: Reinstall attachment drive pulley onto impeller shaft and secure with locking washer and hex bolt. Torque to 7.9 N•m – 16.5 N•m (5.8 lb-ft – 12.2 lb-ft). Figure 47 Install Impeller See Figure 48.

  • Page 27: Auger Gearcase Replacement

    AUGER GEARCASE REPLACEMENT ENGINE REPLACEMENT Remove Gearcase Assembly Remove Engine IMPORTANT: Save all hardware for reinstallation. IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool.

  • Page 28: Install Engine

    Remove hardware securing engine mount to frame. See Figure 54. See Figure 52. 10. Remove hardware securing attachment sheave to crankshaft. 11. Remove attachment sheave and traction sheave halves from crankshaft. Figure 54 Figure 52 Install Engine WARNING: AVOID INJURY. Engine is heavy. WARNING: AVOID INJURY.
  • Page 29 Figure 55 Figure 57 See Figure 56. 10. Reinstall belt finger and secure with two flat steel washers, two locking washers and two hex bolts as Secure attachment sheave to crankshaft with one shown in Figure 6. locking washer and hex bolt. 11.

  • Page 30: Traction Drive Clutch Cable Replacement

    TRACTION DRIVE CLUTCH CABLE REPLACEMENT Remove Cable IMPORTANT: Save all hardware for reinstallation. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine. Loosen traction drive clutch cable. See Figure 15. Under dash panel, remove hardware retaining upper traction clutch cable to clutch lever and remove cable.

  • Page 31: Install Traction Drive Cable

    Install Traction Drive Cable AXLE BUSHING REPLACEMENT Install cable eyelet onto swing gate and secure with Remove Axle Bushing flat steel washer and hairpin. IMPORTANT: Save all hardware for reinstallation. IMPORTANT: Hairpin must be reinstalled in the orientation shown in Figure 60 so it does not interfere with swing gate WARNING: AVOID INJURY.

  • Page 32: Install Axle Bushing

    Reinstall bottom cover and secure with six hex screws. Reinstall wheels and secure with lock pins. IMPORTANT: At least one lock pin MUST be inserted through wheel hub and axle. Return unit to operating position. Reconnect spark plug wire and fill fuel tank. Figure 63 Install Axle Bushing Pre-tap new axle bushings with original tapping...

  • Page 33: Dual-Handle Interlock Cam Replacement

    DUAL-HANDLE INTERLOCK CAM REPLACEMENT Remove Interlock Cam IMPORTANT: Save all hardware for reinstallation. See Figure 65. Disconnect spring from interlock bracket. Remove spring clips securing interlock cams to camshafts. Figure 66 Install Interlock Cams IMPORTANT: Make sure nylon bushings are seated in interlock bracket.

  • Page 34: Chute Gear Replacement

    CHUTE GEAR REPLACEMENT Remove Pinion Gear IMPORTANT: Save all hardware for reinstallation unless specified otherwise. Stop engine, remove key and wait for all moving parts to stop and for hot parts to cool. Disconnect spark plug wire from engine. See Figure 70. Remove hardware retaining chute gear cover to chute pedestal and remove cover.

  • Page 35: Install Pinion Gear

    IMPORTANT: Support discharge chute so it remains Install Pinion Gear upright. Install flat steel washer onto pinion gear. See Figure 71. Insert pinion gear through pinion gear bracket and Models 920402, 920314: Remove chute deflector secure with new push nut. cable from J-clamp.

  • Page 36: Install Chute Rotation Gear

    See Figure 74. Remove top locking flange nut, compression spring, friction plate and friction washer from round head square neck bolt. Remove round head square neck bolt and chute rotation gear. IMPORTANT: Friction washer and flat steel washer may remain in original positions. See detailed view in Figure 74. 1.

  • Page 37: Scraper Blade Replacement

    SCRAPER BLADE REPLACEMENT GEARCASE REBUILD Remove Scraper Blade Disassemble Gearcase IMPORTANT: Save all hardware for reinstallation. IMPORTANT: Save all parts for reassembly, unless otherwise specified. WARNING: AVOID INJURY. Before tipping unit Remove gearcase. See Remove Gearcase Assembly onto handlebars, drain fuel from tank and fuel on page 25.
  • Page 38 Remove bushing retainer from gearcase. See With a flathead screwdriver or similar pry bar, remove Figure 79. front seal cover and discard. See Figure 81. Figure 79 Figure 81 See Figure 80. 10. With a snap ring pliers, remove retaining ring. See Press auger shaft through the right side of gearcase.

  • Page 39: Assemble Gearcase

    Assemble Gearcase See Figure 85. Press rear seal into gearcase until flush with gearcase exterior. Reinstall right and rear flange bushings. Figure 83 13. Remove impeller shaft from gearcase and remove all loose parts from inside gearcase. 14. Remove seals and flange bushings from gearcase. See Figure 84.
  • Page 40 Reinstall flange bushing onto impeller shaft end. With a driver, strike bushing until positioned just below retaining ring groove. See Figure 89. Figure 87 See Figure 88. Reinstall pin into impeller shaft. Turn shaft so pin is Figure 89 horizontal. Reinstall retaining ring.
  • Page 41 14. With a driver, such as a 1 1/4" deep-well socket, drive bushing into gearcase until groove is just beyond interior gearcase wall. See Figure 93. Figure 91 See Figure 92. 13. Reinstall one flat steel washer and bushing onto right auger shaft end.
  • Page 42 18. Turn auger shaft by hand to make sure shaft rotates See Figure 97. easily. 22. Press a new front cover into gearcase. 19. Reinstall bushing retainer into flange bushing groove. 23. Add gearcase oil. Oil level MUST be 6.1 cm – 6.7 cm See Figure 95.
  • Page 43 SERVICE RECORD DATE SERVICE COMPLETED NOTES EN – 41...
  • Page 44 655 West Ryan Street Brillion, WI 54110 ariensstore.com arienscusthelp.com parts.ariens.com...

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