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Sno-Thro®
Owner/Operator Manual
Models
921001 – ST824E
921002 – ST1027LE
921003 – ST1130DLE
921004 – ST924DLE
ENGLISH
FRANÇAIS
00660400 6/07
Printed in USA
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TABLE OF CONTENTS SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 STORAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 SERVICE PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . 29 CONTROLS and FEATURES . . . . . . . . . . . . . . . . 11 ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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DELIVERY WARNING: Improper assembly or Customer Note: If you have purchased this product adjustments can cause serious injury. without complete assembly and instruction by your retailer, it is your responsibility to: 2. Understand all Safety Precautions provided in the manuals. 1. Read and understand all assembly instructions in this manual. If you do not understand or have 3. Review control functions and operation of the difficulty following the instructions, contact your unit. Do not ope
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SAFETY DECALS AND LOCATIONS Stop engine, remove key, read manual ALWAYS replace missing or damaged Safety Decals. before making any repairs or Refer to figures below for Safety Decal locations. adjustments. OL4010 921002, 003, 004 1 Wear appropriate hearing protection. 2 OL4690 08000134 ONLY use clean-out tool to clear 3 blockages. NEVER use your hands. 2. DANGER! ROTATING PARTS! ONLY use clean-out tool to clear blockages. NEVER use your hands. High speed impeller rotates below discharge
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ALWAYS check overhead and side clearances DO NOT throw snow any higher than necessary. carefully before operation. ALWAYS be aware of traffic Deflected materials can cause injury and property when operating along streets or curbs. damage. Keep children and people away. Keep children out of Always stand clear of the discharge area when work area and under watchful care of a responsible operating this unit. adult. Fumes from engine exhaust can cause injury or death. NEVER allow children to o
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Never carry passengers. Before tipping unit up onto housing, remove fuel so no spills will occur. Ensure unit is secure and will not tip Check clutch and brake operation frequently. Adjust over during maintenance. and service as required. All motion of drive wheels and auger/impeller must stop quickly when control levers ALWAYS keep protective structures, guards, and are released. panels in good repair, in place and securely fastened. NEVER modify or remove safety devices. DO NOT operate
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ASSEMBLY 921001 WARNING: AVOID INJURY. Read and 3 understand the entire Safety section before proceeding. 2 WARNING: Dropping or tipping over boxed unit could result in personal injury or damage 1 to unit. PACKAGE CONTENTS 921002, 003, 004 3 4 2 1. Sno-Thro Unit 3. Chute Rod 1 2. Discharge Chute 4. Literature Pack with 4 Extra Shear Bolts Figure 5 OS7021 ASSEMBLY Tools Required: �Pliers � Open-End Wrenches: 3/8, 7/16, 1/2, 9/16 in. and/or Adjustable Wrench �Tire Gauge Unfold Handlebar (Fig
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. NOTE: Leave discharge chute pedestal loose to help 921001 install the chute rod and connect it to the control 4 assembly. 3 2 1 1 1.Handlebar 3. Wing Nuts and Bolts 2 2.Wing Knobs and Bolts 4. Speed Selector Lever 3 OS7032 Figure 6 . 4 921002, 003, 5 1 004 1 4 1 2, 3 1.Mounting Hardware 4. Discharge Chute Ring 2. Discharge Chute 3.Chute Pedestal OS7040 Figure 8 OS7045 4. Remove the cover from the gear assembly on the discharge chute. 5. Release the lock teeth on the gear assembly with y
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NOTE: After the chute rod has been inserted through 11. Tighten pedestal hardware to 15 – 31 lbf-ft (20 – the hex hole in the control assembly, placing the unit in 42 N�m). the service position (see Service Position on page 18) 12. Make sure the discharge chute rotates left and will ease alignment and installation of the hair pin. right when you push the discharge chute control 8. Secure the chute rod to the control assembly with lever left and right. the hair pin removed in step 6. Insert t
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2. Insert the barrel on the cable end into the bracket CAUTION: Avoid injury! Explosive separation on left side of chute deflector (Figure 12). of tire and rim parts is possible when they are 3. Hold seal out of the way while routing the cable serviced incorrectly: through the bracket on the left side of the � Do not attempt to mount a tire without discharge chute, and then push the cable fitting the proper equipment and experience to into the bracket. perform the job. 4. Push the seal
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CONTROLS AND FEATURES 1. Attachment Clutch Lever 921001 2. Speed Selector 3 3. Traction Drive Clutch Lever 2 4 1 4. Chute Control 6 5. Oil Fill/Dipstick 6. Discharge Chute Deflector 7. Discharge Chute 7 8. Impeller 25 9. Clean-Out Tool 9 5 10. Auger 8 11. Scraper Blade 23 12. Auger Gearcase 13. Recoil Starter Handle 14. Electric Starter 22 15. Wing Knobs 16. Ignition Key, Push-Pull 10 12 21 11 17. Oil Drain Plug 16 18 20 14 13 18. Throttle (Engine Stop) 19. Choke Control Knob 20. Primer Bulb 21.
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1. Attachment Clutch Lever 4 18 2. Speed Selector 5 921002, 003, 004 3 3. Deflector Remote Control 2 4. Chute Control 1 7 5. Traction Drive Clutch Lever 6. Oil Fill/Dipstick 17 29 7. Discharge Chute Deflector 8 8. Discharge Chute 28 10 9. Impeller 9 10. Clean-Out Tool 6 11. Auger 26 12. Auger Gearcase 13. Scraper Blade 14. Recoil Starter Handle 11 15. Electric Starter 12 25 13 16. Wing Knobs 17. Heated Handles (921003) 24 18. Remote Wheel Lock (921002) 15 22 14 21 19. Heated Handles Switch (92
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OPERATION Ignition Switch (Push/Pull Safety Key) WARNING: AVOID INJURY. Read and understand the entire Safety section before Key Switch has two positions: proceeding. 1. “Stop” - pulled out 2. "Run" - pushed in WARNING: To avoid injury to hands and feet, 2 always disengage clutches, shut off engine, NOTE: DO NOT twist key after it is and wait for all movement to stop before inserted. 1 unclogging or working on snow thrower. Keep hands and feet away from auger and impeller. Primer Bulb CO
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3. Remove the snow clean-out tool (1) from the Choke Control Knob auger housing and use it to remove the clog from 1.Choke Closed position: the discharge chute. chokes off air to engine for 1 4. Replace the snow clean-out tool on the auger 2 easier start. housing. 2.Choke Open position: Deflector Remote (921002, 003, 004) allows for normal operation. Place deflector into position before operation. DO NOT IMPORTANT: Gradually throw snow any higher than necessary. open choke after engine
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Discharge Chute Control (921002, 003, 004) Remote Wheel Lock (921002) IMPORTANT: If chute does not stay in set position, Squeeze and release the remote wheel lock to lock the adjust as directed in SERVICE AND ADJUSTMENTS left wheel for better traction when throwing snow or to on page 21, or repair before operation. unlock the left wheel for easier steering. Rotate the Chute with Discharge Chute Control. NOTE: The wheel lock will not release when under load. Do not unlock the wheel while tur
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3. If Impeller is frozen, (cannot pull Starter Handle) FILLING FUEL TANK move unit to a heated area and thaw to prevent possible damage. WARNING: AVOID INJURY. Read and understand the entire Safety section before 2. Check Function of Clutches proceeding. If clutches do not engage or disengage properly, adjust Fuel Shut-Off Valve or repair before operation. See Attachment Clutch/Brake Adjustment on page 24 and Traction IMPORTANT: The fuel shut-off valve MUST be in the Drive Clutch Adjust
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5. Push Primer Bulb 2 or 3 times for cold engine. STARTING AND SHUT OFF NOTE: When temperature is below -15° F (-26° C) WARNING: FAILURE TO FOLLOW additional priming may be needed. INSTRUCTIONS could result in personal 6. Insert key into ignition switch on engine and push injury and/or damage to unit. DO NOT into "Run" position. DO NOT twist key after it is attempt to start your unit at this time. Read inserted. entire Owner/Operator Manual and the 7. If engine is cold, apply choke. A war
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TRAVELING TRANSPORT To travel from one work area to another: ALWAYS shut off engine, remove key, and close fuel shut-off valve when transporting unit on a truck or 1. Set Throttle to Slow or Part-Throttle position. trailer. 2. Press down on handlebars enough to raise front Use extra care when loading or unloading unit onto of unit slightly off surface. trailer or truck. 3. Engage wheel drive clutch without engaging Secure unit chassis to transport vehicle. NEVER attachment drive clutch. se
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CLEAN ENGINE Refer to Engine Manual for detailed instructions. 1 CHECK ENGINE OIL The engine crankcase oil should be checked every 5 hours of operation. Oil level MUST be maintained in safe operating range on dipstick at all times or engine 2 damage will result (See Engine Manual). Park unit on a level surface. Refer to Engine Manual for detailed instructions. 1.Auger Gearcase CHANGE ENGINE OIL 2.Oil Fill and Drain Plug Change oil after first 2 hours of operation, thereafter OS7132 Figure 2
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921002, 003, 004 921002 921003, 004 921001 Grease Oil OS7136 OS7141 OS7142 OS7143 Figure 23 GB - 20
