Owners Manual
Page 2
... components contain or emit chemicals known to assemble and maintain your nearest authorized service center. Never attempt to a running (except when specifically recommended by the manufacturer for Walk-Behind Snow Throwers IMPORTANT: This snow thrower is to operate the equipment. Ensure the control bar is highly flammable (a) Use an approved fuel container. (b) Never add fuel to make any problem you to the State of the equipment...
... components contain or emit chemicals known to assemble and maintain your nearest authorized service center. Never attempt to a running (except when specifically recommended by the manufacturer for Walk-Behind Snow Throwers IMPORTANT: This snow thrower is to operate the equipment. Ensure the control bar is highly flammable (a) Use an approved fuel container. (b) Never add fuel to make any problem you to the State of the equipment...
Owners Manual
Page 3
... this manual. When cleaning, repairing or inspecting the snow thrower, stop the engine (motor) and check immediately for proper tightness to clean out the discharge chute. Maintenance and Storage 1. To clear the chute: 1. Use only attachments and accessories approved by attempting to 50°F) SAE 5W-30 (below 32°F) Oil Capacity: 18 Ounces (0,53 Liters) Spark Plug: Gap: F6RTC 0.030" (0,762 mm) 3 PRODUCT SPECIFICATIONS Gasoline Capacity 1.6 Quarts (1,5 Liters) and Type: Unleaded...
... this manual. When cleaning, repairing or inspecting the snow thrower, stop the engine (motor) and check immediately for proper tightness to clean out the discharge chute. Maintenance and Storage 1. To clear the chute: 1. Use only attachments and accessories approved by attempting to 50°F) SAE 5W-30 (below 32°F) Oil Capacity: 18 Ounces (0,53 Liters) Spark Plug: Gap: F6RTC 0.030" (0,762 mm) 3 PRODUCT SPECIFICATIONS Gasoline Capacity 1.6 Quarts (1,5 Liters) and Type: Unleaded...
Owners Manual
Page 4
... AND INSTRUCTIONS BEFORE USE OF THIS PRODUCT. KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE. 4 Save this manual for future reference. INSERT TO START AND RUN CHOKE CLOSED (START) PRIMER RECOIL START CHOKE OPEN (RUN) IGNITION KEY. TABLE OF CONTENTS SAFETY RULES 2-3 PRODUCT SPECIFICATIONS 3 CUSTOMER RESPONSIBILITIES 3 SAFETY AND INSTRUCTIONAL DECALS 4 ASSEMBLY 5-6 PRODUCT OVERVIEW 7 OPERATION 8-11 MAINTENANCE 12-16 STORAGE 17 TROUBLESHOOTING 18 REPAIR PARTS 20-35 WARRANTY 36-39 KNOW YOUR SNOW THROWER READ THIS OWNER'S MANUAL AND...
... AND INSTRUCTIONS BEFORE USE OF THIS PRODUCT. KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE. 4 Save this manual for future reference. INSERT TO START AND RUN CHOKE CLOSED (START) PRIMER RECOIL START CHOKE OPEN (RUN) IGNITION KEY. TABLE OF CONTENTS SAFETY RULES 2-3 PRODUCT SPECIFICATIONS 3 CUSTOMER RESPONSIBILITIES 3 SAFETY AND INSTRUCTIONAL DECALS 4 ASSEMBLY 5-6 PRODUCT OVERVIEW 7 OPERATION 8-11 MAINTENANCE 12-16 STORAGE 17 TROUBLESHOOTING 18 REPAIR PARTS 20-35 WARRANTY 36-39 KNOW YOUR SNOW THROWER READ THIS OWNER'S MANUAL AND...
Owners Manual
Page 5
...handle 1 3. Upper handle adjustment hole 5 ASSEMBLY Setup LOOSE PARTS Use the chart below to the desired height, and close adjustment lever ensuring the positioning pin on the lower handle engages one wiring harness into place (Figure 4). Adjustment lever nut Figure 4 Figure 2 1. Cable clip Figure 3 1. Carriage bolts 5 Flange nuts 3 Washers 2 Knob 2 Chute 1 Deflector 1 Installing the Handle 1. Lift operator handle up and push down slightly on both sides. 4. Positioning pin 2. Release handle adjustment levers on the handle to verify handle is locked...
...handle 1 3. Upper handle adjustment hole 5 ASSEMBLY Setup LOOSE PARTS Use the chart below to the desired height, and close adjustment lever ensuring the positioning pin on the lower handle engages one wiring harness into place (Figure 4). Adjustment lever nut Figure 4 Figure 2 1. Cable clip Figure 3 1. Carriage bolts 5 Flange nuts 3 Washers 2 Knob 2 Chute 1 Deflector 1 Installing the Handle 1. Lift operator handle up and push down slightly on both sides. 4. Positioning pin 2. Release handle adjustment levers on the handle to verify handle is locked...
Owners Manual
Page 6
... nuts 4. Change the oil after each time you may vary depending on the ¿OOHUFDS Figure 7 1. Check the crankcase oil level before starting in cold weather, these multi-viscosity oils will result in increased oil consumption when used for 25 hours in the oil filler cap/dipstick. 6 Knob 6. Oil filler cap/dipstick 4. ASSEMBLY Installing the Discharge Chute 1. Fill oil to the discharge chute using three screws and nuts. 1 2 54 2 3 45 6 3 2 Filling the Engine with...
... nuts 4. Change the oil after each time you may vary depending on the ¿OOHUFDS Figure 7 1. Check the crankcase oil level before starting in cold weather, these multi-viscosity oils will result in increased oil consumption when used for 25 hours in the oil filler cap/dipstick. 6 Knob 6. Oil filler cap/dipstick 4. ASSEMBLY Installing the Discharge Chute 1. Fill oil to the discharge chute using three screws and nuts. 1 2 54 2 3 45 6 3 2 Filling the Engine with...
Owners Manual
Page 7
Chute deflector 3. Oil fill cap/dipstick 8. Product Overview 10 1 94 PRODUCT OVERVIEW 2 12 11 16 3 17 8 *7 6 5 15 Figure 8 1. Discharge chute 2. Primer 5. Drive side cover 15. Owner's Manual * Dipstick location may vary depending on engine type. 13 *7 14 7 Chute rotator handle 11. Control bar 13. Electric-start handle 12. Recoil start button (if equipped) 6. Oil drain plug 7. Auger blade 16. Fuel tank cap 4. Choke lever 9. Ignition key 10. Lights 14. Deflector knob 17.
Chute deflector 3. Oil fill cap/dipstick 8. Product Overview 10 1 94 PRODUCT OVERVIEW 2 12 11 16 3 17 8 *7 6 5 15 Figure 8 1. Discharge chute 2. Primer 5. Drive side cover 15. Owner's Manual * Dipstick location may vary depending on engine type. 13 *7 14 7 Chute rotator handle 11. Control bar 13. Electric-start handle 12. Recoil start button (if equipped) 6. Oil drain plug 7. Auger blade 16. Fuel tank cap 4. Choke lever 9. Ignition key 10. Lights 14. Deflector knob 17.
Owners Manual
Page 8
... the Fuel Tank Fill the fuel tank with too much oil may cause engine damage and excess smoke in the oil filler cap/dipstick. Securely screw in the exhaust. Always check the engine oil level before filling, not in the fuel tank. This engine is extremely flammable and explosive. Then remove the dipstick by turning it fresh for up . Figure 9 1. Fill oil to 6 months. The operation of any adjustments or repairs. Insert...
... the Fuel Tank Fill the fuel tank with too much oil may cause engine damage and excess smoke in the oil filler cap/dipstick. Securely screw in the exhaust. Always check the engine oil level before filling, not in the fuel tank. This engine is extremely flammable and explosive. Then remove the dipstick by turning it fresh for up . Figure 9 1. Fill oil to 6 months. The operation of any adjustments or repairs. Insert...
Owners Manual
Page 9
... 10 times at least 40 minutes to allow the starter to cool before attempting to use the primer or the choke if the engine has been running , move the choke lever slowly to start after this series of attempts, wait at intervals of attempts, take the snowthrower to the snow thrower and plug the other end into a power source. receptacle and push the electric-start handle Unplug the power cord...
... 10 times at least 40 minutes to allow the starter to cool before attempting to use the primer or the choke if the engine has been running , move the choke lever slowly to start after this series of attempts, wait at intervals of attempts, take the snowthrower to the snow thrower and plug the other end into a power source. receptacle and push the electric-start handle Unplug the power cord...
Owners Manual
Page 10
... the Auger Blades 1. To disengage the auger blades, release the control bar (Figure 14). Do not operate without snow or water for the auger blades to build up in the snow. To stop the engine, pull key out (Figure 16). 1 1 1. To engage the auger blades, hold the control bar against the handle (Figure 13). 1 1 2 1. Maximum performance, both snow throwing and driving, occurs when there is normal for lubricating the auger blades. Key...
... the Auger Blades 1. To disengage the auger blades, release the control bar (Figure 14). Do not operate without snow or water for the auger blades to build up in the snow. To stop the engine, pull key out (Figure 16). 1 1 1. To engage the auger blades, hold the control bar against the handle (Figure 13). 1 1 2 1. Maximum performance, both snow throwing and driving, occurs when there is normal for lubricating the auger blades. Key...
Owners Manual
Page 11
... the engine run for a few minutes. This will be sure the auger blades have difficulty operating any ice buildup. • With the ignition key in the Off position, pull the recoil starter handle several times or connect the electrical cord to a power source and the snowthrower and push the electric start the engine and let it is completed, allow engine to run for next use a clearing tool at least 15 inches long...
... the engine run for a few minutes. This will be sure the auger blades have difficulty operating any ice buildup. • With the ignition key in the Off position, pull the recoil starter handle several times or connect the electrical cord to a power source and the snowthrower and push the electric start the engine and let it is completed, allow engine to run for next use a clearing tool at least 15 inches long...
Owners Manual
Page 12
... the control bar for Loose Fasteners Clean / Inspect Snow Thrower Clean / Replace V-Belts Check / Replace Auger Blades and Scraper Bar Check Fuel Lines and Electrical Wires Check Engine Oil Level Change Engine Oil Inspect Muffler Check / Replace Spark Plug Empty Fuel Tank Adjusting the Control Cable CHECKING THE CONTROL CABLE 1. Control bar 2. Cable positions Position 1: Default position (Lower Hole as shown in the control cable (Figure 20). 1 NOTE: You may need to adjust the control cable from the normal operating position. Adjuster link 3. Release the control bar to remove the...
... the control bar for Loose Fasteners Clean / Inspect Snow Thrower Clean / Replace V-Belts Check / Replace Auger Blades and Scraper Bar Check Fuel Lines and Electrical Wires Check Engine Oil Level Change Engine Oil Inspect Muffler Check / Replace Spark Plug Empty Fuel Tank Adjusting the Control Cable CHECKING THE CONTROL CABLE 1. Control bar 2. Cable positions Position 1: Default position (Lower Hole as shown in the control cable (Figure 20). 1 NOTE: You may need to adjust the control cable from the normal operating position. Adjuster link 3. Release the control bar to remove the...
Owners Manual
Page 13
.... 13 Screw in the oil drain pan (Figure 23). After draining the used oil in the oil fill cap/dipstick and hand tighten it (Figure 25). 9. Auger blades 2. Move snowthrower to the operating position. 6. Oil fill cap/dipstick 7. Oil drain plug Figure 25 10. Scraper bar Changing the Engine Oil Run the engine a few minutes before changing the oil to 145-150 in the operating position, care- Wipe up any spilled oil. 12. Remove ignition key. 4. Figure 24 1. Install the oil drain plug and...
.... 13 Screw in the oil drain pan (Figure 23). After draining the used oil in the oil fill cap/dipstick and hand tighten it (Figure 25). 9. Auger blades 2. Move snowthrower to the operating position. 6. Oil fill cap/dipstick 7. Oil drain plug Figure 25 10. Scraper bar Changing the Engine Oil Run the engine a few minutes before changing the oil to 145-150 in the operating position, care- Wipe up any spilled oil. 12. Remove ignition key. 4. Figure 24 1. Install the oil drain plug and...
Owners Manual
Page 14
... bolts 3. Clips Figure 28 3. IMPORTANT: The recoil rope will still be attached to the side of the cover disengaging the three clips (Figure 28). 9. Shift top cover until all fuel has been depleted. 3. MAINTENANCE Servicing the Spark Plug Use a NGK BPR6ES, Champion RN9YC, or BOSCH WR6DC spark plug or equivalent. 1. Discharge chute 2. Remove the oil fill cap. 2 3 1 1. Top cover 2. Pull tube off the back of the unit. Plenum Figure 27 3. Ignition switch...
... bolts 3. Clips Figure 28 3. IMPORTANT: The recoil rope will still be attached to the side of the cover disengaging the three clips (Figure 28). 9. Shift top cover until all fuel has been depleted. 3. MAINTENANCE Servicing the Spark Plug Use a NGK BPR6ES, Champion RN9YC, or BOSCH WR6DC spark plug or equivalent. 1. Discharge chute 2. Remove the oil fill cap. 2 3 1 1. Top cover 2. Pull tube off the back of the unit. Plenum Figure 27 3. Ignition switch...
Owners Manual
Page 15
... head. 1 19. Set the gap on the side cover (Figure 27). Reinstall two screws in place and snap three top cover clips into the clip on the plug to the clips on back ignition switch of rear upper cover (Figure 29). 22. Connect the spark plug wire to primer bulb and electrical wires on the top cover. 28. Clean around the spark plug. 17. Spark plug wire IMPORTANT: Replace a cracked, fouled, or dirty spark plug. Reinstall discharge chute...
... head. 1 19. Set the gap on the side cover (Figure 27). Reinstall two screws in place and snap three top cover clips into the clip on the plug to the clips on back ignition switch of rear upper cover (Figure 29). 22. Connect the spark plug wire to primer bulb and electrical wires on the top cover. 28. Clean around the spark plug. 17. Spark plug wire IMPORTANT: Replace a cracked, fouled, or dirty spark plug. Reinstall discharge chute...
Owners Manual
Page 16
... new auger v-belt and drive pulley, routing it as shown in (Figure 34). NOTE: Ensure belt keeper on the front of this manual. 16 Drive pulley 4. Idler pulley 3. Drive side cover 2. Idler pulley 6. Install the drive side cover with the screws removed in the Maintenance section of the idler arm. (Figure 33). 5. Auger V-Belt 2. Remove drive pulley from the drive pulley. 4 Figure 34 1. Drive pulley NOTE: Ensure that the auger v-belt is welded to Checking the Control Cable and Adjusting the Control Cable in step 1. NOTE: Nut...
... new auger v-belt and drive pulley, routing it as shown in (Figure 34). NOTE: Ensure belt keeper on the front of this manual. 16 Drive pulley 4. Idler pulley 3. Drive side cover 2. Idler pulley 6. Install the drive side cover with the screws removed in the Maintenance section of the idler arm. (Figure 33). 5. Auger V-Belt 2. Remove drive pulley from the drive pulley. 4 Figure 34 1. Drive pulley NOTE: Ensure that the auger v-belt is welded to Checking the Control Cable and Adjusting the Control Cable in step 1. NOTE: Nut...
Owners Manual
Page 17
... the snow thrower with a suitable protective cover that all dirt, grease, leaves, etc. FUEL SYSTEM IMPORTANT: It is still warm. 17 ENGINE OIL Drain oil (with engine warm) and replace with clean engine oil. (See "Changing the Engine Oil" section of oil through spark plug hole into cylinder. 3. Store in fuel tank or storage container. Add stabilizer to prevent gum deposits from one ounce (29 ml) of this manual). 3. Remove spark plug. 2. IMPORTANT: Never cover snow thrower while engine/ exhaust...
... the snow thrower with a suitable protective cover that all dirt, grease, leaves, etc. FUEL SYSTEM IMPORTANT: It is still warm. 17 ENGINE OIL Drain oil (with engine warm) and replace with clean engine oil. (See "Changing the Engine Oil" section of oil through spark plug hole into cylinder. 3. Store in fuel tank or storage container. Add stabilizer to prevent gum deposits from one ounce (29 ml) of this manual). 3. Remove spark plug. 2. IMPORTANT: Never cover snow thrower while engine/ exhaust...
Owners Manual
Page 18
... 1. Spark plug wire is in FULL position. 2. Vapor locked fuel line. 11. Adjust cable. 6. Choke is disconnected. 7. Clean fuel line. 3. Loose parts or damaged augers or 1. If vibration vibration / Handle impeller. Ensure handles are loose. 3. Tighten nuts until handle feels secure. Recoil starter is worn. 1. Loss of snow discharge or slowing of power 1. Auger v-belt is 1. Remove debris or foreign object from fuel tank to a service center/department. Start engine. 2. Prime as instructed in the Operation section of the fuel tank. Connect wire...
... 1. Spark plug wire is in FULL position. 2. Vapor locked fuel line. 11. Adjust cable. 6. Choke is disconnected. 7. Clean fuel line. 3. Loose parts or damaged augers or 1. If vibration vibration / Handle impeller. Ensure handles are loose. 3. Tighten nuts until handle feels secure. Recoil starter is worn. 1. Loss of snow discharge or slowing of power 1. Auger v-belt is 1. Remove debris or foreign object from fuel tank to a service center/department. Start engine. 2. Prime as instructed in the Operation section of the fuel tank. Connect wire...
Owners Manual
Page 21
REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) HANDLE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 PART NO. 532 44...DESCRIPTION SUBASM.CONTROL.SHROUD COVER.HANDLE.LG.SHROUD BRACKET.SUPPORT - STAMP - inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. BLK SUBASM.RH.LED SUBASM.LH.LED BAIL.OVERMOLD.ASM SCREW.PAN.HD.TORX 1/4-20 X .750 CLIP.PUSH-IN.HINGED DECAL.HANDLE BAR.AUGER INST HANDLE.UPPER.ERGO.MS498 CABLE.CLUTCH.SSST.SHORT HEX.WASHER.HEAD 13-16 X 1.125 HEX.NUT.1/4-20.NYLON.LOCKING NUT.5/16-...
REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) HANDLE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 PART NO. 532 44...DESCRIPTION SUBASM.CONTROL.SHROUD COVER.HANDLE.LG.SHROUD BRACKET.SUPPORT - STAMP - inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. BLK SUBASM.RH.LED SUBASM.LH.LED BAIL.OVERMOLD.ASM SCREW.PAN.HD.TORX 1/4-20 X .750 CLIP.PUSH-IN.HINGED DECAL.HANDLE BAR.AUGER INST HANDLE.UPPER.ERGO.MS498 CABLE.CLUTCH.SSST.SHORT HEX.WASHER.HEAD 13-16 X 1.125 HEX.NUT.1/4-20.NYLON.LOCKING NUT.5/16-...
Owners Manual
Page 23
Failure to do so could be hazardous, damage your snow thrower and void your warranty. 23 MODEL NUMBER ST 121E (96183000100) CHUTE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 PART NO. 817 41 13-12 532 44 34-25 819 13... 22-48 QTY 2 1 1 1 5 1 1 2 2 3 DESCRIPTION BOLT.HEX.WSH.HD.13-16 X 3/4 PLENUM.MS498 WASHER BOLT CARRIAGE.BOLT CHUTE.MS498 DEFLECTOR.CHUTE.MS498 HANDLE.KNOB WASHER.HARDEN NUT.5/16-18.FLANGE.NYLOCK.BLK NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. REPAIR PARTS SNOW THROWER - -
Failure to do so could be hazardous, damage your snow thrower and void your warranty. 23 MODEL NUMBER ST 121E (96183000100) CHUTE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 PART NO. 817 41 13-12 532 44 34-25 819 13... 22-48 QTY 2 1 1 1 5 1 1 2 2 3 DESCRIPTION BOLT.HEX.WSH.HD.13-16 X 3/4 PLENUM.MS498 WASHER BOLT CARRIAGE.BOLT CHUTE.MS498 DEFLECTOR.CHUTE.MS498 HANDLE.KNOB WASHER.HARDEN NUT.5/16-18.FLANGE.NYLOCK.BLK NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. REPAIR PARTS SNOW THROWER - -
Owners Manual
Page 35
... HEAD ASSY SPARK PLUG PISTON AND ROD ASSY VAPOR SHIELD INTAKE SHIELD SEAL KIT WIRE HARNESS CRANKSHAFT SPEED CONTROL BRACKET ROCKER ARM KIT PUSH ROD KIT CYLINDER ASSEMBLY GASKET KIT FUEL HOSE KIT NON-REMOVABLE OIL PLUG OIL DRAIN PLUG KIT 35 SNOW (BLACK) SHIELD, CYLINDER SHIELD, FLYWHEEL ELECTRIC START (IF EQUIPPED) SHIELD, FLYWHEEL MANUAL START VALVE COVER ELECTRIC START FLYWHEEL ASSY MANUAL START FLYWHEEL ASSY KEY PART NO. SNOW (BLACK) BLOWER HOUSING ASSEMBLY MANUAL START - REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) ENGINE, LCT COMPLETE ENGINE-442159 KEY PART...
... HEAD ASSY SPARK PLUG PISTON AND ROD ASSY VAPOR SHIELD INTAKE SHIELD SEAL KIT WIRE HARNESS CRANKSHAFT SPEED CONTROL BRACKET ROCKER ARM KIT PUSH ROD KIT CYLINDER ASSEMBLY GASKET KIT FUEL HOSE KIT NON-REMOVABLE OIL PLUG OIL DRAIN PLUG KIT 35 SNOW (BLACK) SHIELD, CYLINDER SHIELD, FLYWHEEL ELECTRIC START (IF EQUIPPED) SHIELD, FLYWHEEL MANUAL START VALVE COVER ELECTRIC START FLYWHEEL ASSY MANUAL START FLYWHEEL ASSY KEY PART NO. SNOW (BLACK) BLOWER HOUSING ASSEMBLY MANUAL START - REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) ENGINE, LCT COMPLETE ENGINE-442159 KEY PART...