Husqvarna ST 121E Owners Manual

Husqvarna ST 121E Manual

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  • Husqvarna ST 121E | Owners Manual - Page 1
    's Manual ST 121E / 96183000100 532 44 30-86 Gasoline containing up to 10% ethanol (E10) is acceptable for use in this machine. The use of any gasoline exceeding 10% ethanol (E10) will void the product warranty. Please read the owner's manual carefully and make sure you understand the instructions
  • Husqvarna ST 121E | Owners Manual - Page 2
    problem you cannot easily remedy, please contact your nearest authorized service center. We have competent, well-trained technicians and the proper tools to service or repair this unit. Please read and retain this manual. The instructions will enable you to assemble and maintain your snow thrower
  • Husqvarna ST 121E | Owners Manual - Page 3
    object, stop the engine (motor), disconnect the cord on electric motors, thoroughly inspect the snow thrower for any damage, and repair the damage before restarting and operating the snow thrower. Remove key. 4. If the unit should start to vibrate abnormally, stop the engine (motor) and check
  • Husqvarna ST 121E | Owners Manual - Page 4
    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 ALL SAFETY RULES BEFORE OPERATING YOUR SNOW THROWER. Compare the
  • Husqvarna ST 121E | Owners Manual - Page 5
    Use the chart below to verify that all parts have been shipped. Description Qty. Carriage bolts 5 Flange nuts 3 the handle feels secure. 5. Remove the cardboard from recoil start handle and feed the recoil rope through the rope guide. 6. Snap two rotator cables and one wiring harness into
  • Husqvarna ST 121E | Owners Manual - Page 6
    frequently to avoid possible engine damage from running low on oil. Change the oil after every 25 hours of operation or at least once a year if the snow thrower is not used for 25 hours in one year. Check the crankcase oil level before starting the engine and after each five (5) hours of continuous
  • Husqvarna ST 121E | Owners Manual - Page 7
    cap 4. Primer 5. Electric-start button (if equipped) 6. Oil drain plug 7. Oil fill cap/dipstick 8. Choke lever 9. Ignition key 10. Chute rotator handle 11. Recoil start handle 12. Control bar 13. Lights 14. Drive side cover 15. Auger blade 16. Deflector knob 17. Owner's Manual * Dipstick location
  • Husqvarna ST 121E | Owners Manual - Page 8
    operating your snow thrower or performing any adjustments or repairs. We recommend oil. 6. Securely screw in the oil filler cap/dipstick. NOTE: Running the engine with a low oil level can cause engine damage. Always check the engine oil before start up. NOTE: Running the engine with too much oil
  • Husqvarna ST 121E | Owners Manual - Page 9
    (Figure 11) or if your snow thrower is equipped with an electric starter, connect an extension cord to the snow thrower and plug the other end into a three-hole grounded 110 volt A.C. receptacle and push the electric-start button (Figure 12). 1 The electrical cord can become damaged, causing
  • Husqvarna ST 121E | Owners Manual - Page 10
    operation there may be wear between the auger blades and the scraper bar. Maximum performance, both snow throwing and driving, occurs when there is zero clearance between these two parts (Figure 15). 1. Key Figure 16 Adjusting the Discharge Chute and Chute Deflector 1. To adjust the discharge
  • Husqvarna ST 121E | Owners Manual - Page 11
    discharge chute is the most common cause of injury associated with snow throwers. Never use your hand to clean out the discharge chute. electric start button once to prevent the recoil starter and/or the electric starter from freezing up. • In snowy and cold conditions, some controls and moving parts
  • Husqvarna ST 121E | Owners Manual - Page 12
    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 the control cable to the highest position. (Figure 21). Position 2 1 2 3 1. Control bar
  • Husqvarna ST 121E | Owners Manual - Page 13
    fill: 18 oz. (0.5 l), type: automotive detergent oil with an API service classification of SJ, SL, or higher. Fill if oil is below "Add" on the GLSVWLFN Fill if oil is below letter "L" on the ¿OOHUFDS 1 Figure 23 1. Oil drain plug Figure 25 10. Screw in the oil fill cap/dipstick and hand tighten
  • Husqvarna ST 121E | Owners Manual - Page 14
    Servicing the Spark Plug Use a NGK BPR6ES, Champion RN9YC, or BOSCH WR6DC spark plug or equivalent. 1. Move snow thrower to a level surface. 2. Run snow thrower set top cover to the side of the unit. 10. Temporarily reinstall oil fill cap to prevent foreign object from entering the engine. 11. Remove
  • Husqvarna ST 121E | Owners Manual - Page 15
    16. Clean around the spark plug. 17. Remove the spark plug from the cylinder head. 1 19. Install the spark plug and torque it to 20-22 ft-lb (27-30 N-m). 20. Connect the spark plug wire to the spark plug (Figure 30). 21. Reattach primer bulb tube to primer bulb and electrical wires on back ignition
  • Husqvarna ST 121E | Owners Manual - Page 16
    MAINTENANCE Replacing the Auger V-Belt If auger v-belt becomes worn, oil-soaked, excessively cracked, frayed, or otherwise damaged, replace the belt. 1. Remove the drive side cover by removing the six the Control Cable and Adjusting the Control Cable in the Maintenance section of this manual. 16
  • Husqvarna ST 121E | Owners Manual - Page 17
    times to distribute oil. OTHER • Remove safety ignition key; store it in a safe place. • Do not store gasoline from one season to another. • Replace your gasoline can if your can starts to rust. Rust and/or dirt in your gasoline will cause problems. • If possible, store your snow thrower indoors and
  • Husqvarna ST 121E | Owners Manual - Page 18
    TROUBLESHOOTING Troubleshooting See appropriate section in manual unless directed to a service center/department. PROBLEM CAUSE CORRECTION Does not start 1. Safety ignition key is not inserted. 1. Insert safety ignition key. 2. Out of fuel. 2. Fill fuel tank with fresh, clean gasoline. 3.
  • Husqvarna ST 121E | Owners Manual - Page 19
    SERVICE NOTES 19
  • Husqvarna ST 121E | Owners Manual - Page 20
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) HANDLE ASSEMBLY 1 2 4 5 20 3 20 21 20 9 19 7 10 12 12 13 17 15 14 14 15 16 16 18 17 8 7 11 NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer
  • Husqvarna ST 121E | 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 32-45 532 44 16-24 532 44 33-18 532 44 27-75 532 44 27-76 532 44 34-33
  • Husqvarna ST 121E | Owners Manual - Page 22
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) CHUTE ASSEMBLY 8 9 10 5 4 3 7 98 6 10 10 5 2 1 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. Failure to do so could be
  • Husqvarna ST 121E | Owners Manual - Page 23
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) CHUTE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 PART NO. 817 41 13 inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. Failure to do so could be hazardous, damage your snow thrower and
  • Husqvarna ST 121E | Owners Manual - Page 24
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) CHUTE ROTATOR CONTROL ASSEMBLY 13 5 6 2 6 5 2 2 2 4 8 7 3 12 11 10 9 10 9 1 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.
  • Husqvarna ST 121E | Owners Manual - Page 25
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) CHUTE ROTATOR CONTROL ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 PART NO. 532 43 68-05 532 43 68-06 532 43 48-75 532 44 39-39 532 44 39-38 817 41 13-12
  • Husqvarna ST 121E | Owners Manual - Page 26
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) SHROUD ASSEMBLY 10 1 10 10 4 10 3 5 14 17 6 7 15 10 13 15 10 2 16 16 16 10 8 9 9 10 10 10 11 12 NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer
  • Husqvarna ST 121E | Owners Manual - Page 27
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) SHROUD ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 PART NO. 532 44 34-26 532 44 39-73 532 44 34-28 532 43 02-20 532 43 62-35 532 43 54-07
  • Husqvarna ST 121E | Owners Manual - Page 28
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) DRIVE ASSEMBLY 8 11 10 1 3 4 2 5 6 7 9 10 12 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. Failure to do so could be
  • Husqvarna ST 121E | Owners Manual - Page 29
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) DRIVE ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 PART NO. 532 43 inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. Failure to do so could be hazardous, damage your snow thrower
  • Husqvarna ST 121E | Owners Manual - Page 30
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) FRAME ASSEMBLY 11 1 4 3 2 15 14 15 8 8 8 9 6 12 7 12 6 13 7 12 7 10 5 3 4 NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement
  • Husqvarna ST 121E | Owners Manual - Page 31
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) FRAME ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PART NO. 532 44 21-59 532 44 47-23 532 44 28-25 532 43 54-17 532 43 55-78 532 15 04-06 532 19 17-30
  • Husqvarna ST 121E | Owners Manual - Page 32
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) AUGER ASSEMBLY 10 11 14 13 9 12 1 2 3 4 56 8 7 1 9 11 SSST-Auger asm_1 12 5 4 56 10 13 11 71 NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm IMPORTANT: Use only Original Equipment Manufacturer
  • Husqvarna ST 121E | Owners Manual - Page 33
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) AUGER ASSEMBLY KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PART NO. 872 11 04-07 532 43 76-20 532 19 96-87 532 43 76-18 532 13 20-04 819 09 10-16 532 44 27-59 532 43 76-17 532 43 76-21 532 43 76-22
  • Husqvarna ST 121E | Owners Manual - Page 34
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) ENGINE, LCT COMPLETE ENGINE-442159 442159 56 30 62 27 31 57 49 47 37 36 34 29 39 53* 52* 41 40 *Included with part# 40 23 38 44 65 10 10A 22A 22 32 50 21 26 26A 46 11 8 6 46A 48 28 18 3 Electric Start Only
  • Husqvarna ST 121E | Owners Manual - Page 35
    REPAIR PARTS SNOW THROWER - - MODEL NUMBER ST 121E (96183000100) ENGINE, LCT COMPLETE ENGINE-442159 KEY PART NO. NO. 3 444277 6 437122 8 437123 10 437124 10A 437125 11 424954 17 436967 18 436968 19 443899 20 424971 20A 429230 21 424973 22 424975 22A 429596 23 420580 26 429235 26A 420585
  • Husqvarna ST 121E | Owners Manual - Page 36
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  • Husqvarna ST 121E | Owners Manual - Page 37
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  • Husqvarna ST 121E | Owners Manual - Page 38
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  • Husqvarna ST 121E | Owners Manual - Page 40
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English
532 44 30-86
Owner’s Manual
ST 121E / 96183000100
Gasoline containing up to 10% ethanol (E10) is acceptable for use in this machine.
The use of any gasoline exceeding 10% ethanol (E10) will void the product warranty.
Please read the owner's manual carefully and make sure you
understand the instructions before using the machine.