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Frontier ST1129 Operator's Manual

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ST1129
Snow Thrower
OPERATOR'S
MANUAL
MTF-0410104L

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  • Page 1 ST1129 Snow Thrower OPERATOR’S MANUAL MTF-0410104L...

  • Page 2: Responsibility Of The Owner

    INTRODUCTION Congratulations on your purchase of a Frontier Snowthrower. It has been designed, engineered and manufactured to give you the best possible dependability and performance. However, like all mechanical products, your machine will occasionally re- quire adjustment and maintenance. This handbook should be read before operating or performing and adjustments on your machine.

  • Page 3: Rules For Safe Operation

    RULES FOR SAFE OPERATION IMPORTANT WARNING: Always disconnect the spark plug wire and place it where it cannot make contact with spark plug to prevent accidental starting during: Preparation, Maintenance, or Storage of your snowthrower. Safe Operation Practices for Snowthrowers As Recommended By: American National Standards Institute.

  • Page 4: Maintenance And Storage

    RULES FOR SAFE OPERATION Maintenance And Storage 7. Stop the engine (motor) whenever you leave the operat- ing position, before unclogging the auger/impeller hous- 1. Check shear bolts and other bolts at frequent intervals ing or discharge chute and when making any repairs, for proper tightness to be sure the equipment is in safe adjustments, or inspections.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS SAFETY DECALS ..........WARRANTY .

  • Page 6: Safety Decals

    SAFETY DECALS the meaning, then thoroughly read all safety and operation WARNING: If safety decals are dam- instructions in this Owner’s Manual or contact your local aged or missing, replace immediately. dealer. If any safety decals become worn or damaged and cannot Look for this symbol to indicate important safe- be read, order replacement decals from your local dealer.

  • Page 7: Warranty

    THREE YEAR LIMITED WARRANTY Murray warrants to the original purchaser of this Frontier Branded Snowthrower that this unit shall be free from defects in material and workmanship under normal use and service for a period of Three (3) Year from the date of purchase; however,...

  • Page 8: Assembly

    ASSEMBLY TOOLS REQUIRED FOR ASSEMBLY CONTENTS OF SHIPPING CARTON 1 - Knife 1- Snowthrower 2 - 1/2” wrenches (or adjustable wrenches) 1- Container of Fuel Stabilizer (Located in Parts Bag) 2 - 9/16” wrenches (or adjustable wrenches) 1- Parts Bag 2 - 3/4”...

  • Page 9: Unpacking

    ASSEMBLY Figure 2 shows the snowthrower in the shipping position. Figure 3 shows the snowthrower completely assembled. Reference to right and left hand side of the snowthrower is from the operator’s position at the handle. UNPACKING Figure 2 1. Locate the two tear tabs at the bottom of the carton. Speed Shifter Lever Auger Drive Remote Chute Control...

  • Page 10: Upper Handle Assembly

    ASSEMBLY UPPER HANDLE ASSEMBLY 1. Cut tie holding shift rod to lower handle and move shifter to the neutral position. 2. Loosen, but do not remove the screws, flatwashers, lock- Bolt washers and hex nuts in the upper holes of the lower han- dle.

  • Page 11: Remote Chute Control Knob

    ASSEMBLY REMOTE CHUTE CONTROL KNOB 1. Thread the knob onto the lever as far as possible. Make sure that the knob points forward (See Figure 8). 2. Tighten the jam nut against the knob securely. Knob SPEED SELECT KNOB 1. Thread the knob onto the lever as far as possible. Make sure that the knob points forward (See Figure 8).

  • Page 12: Snow Chute Assembly

    ASSEMBLY SNOW CHUTE ASSEMBLY 1. Remove back carriage bolt (See Figure 11). Chute Deflector 2. Tilt chute back into operating position. Operating Position 3. Replace carriage bolt from inside of chute. 4. Replace flatwasher and nylon locknut on outside of flange.

  • Page 13: Operation

    OPERATION READ THIS OWNER’S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR SNOW THROWER. Compare the illustrations with your SNOW THROWER to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. Remote Chute Control Speed Select Lever Auger Drive Clutch Lever Traction Drive Clutch Lever...

  • Page 14: Snowthrower Operation

    OPERATION The operation of any snowthrower can result in foreign objects being thrown into the eyes,which can result in severe eye damage. Always wear safety glasses or eye shields before beginning snowthrower Operation. We recommend standard safety glasses or Wide Vision Safety Mask for over spectacles. SNOWTHROWER OPERATION TO THROW SNOW The most effective use of the snowthrower will be established...

  • Page 15: How To Remove Snow From The Auger

    OPERATION HOW TO REMOVE SNOW FROM AUGER WARNING: Do not attempt to remove snow or debris that may become lodged in auger with- out taking the following precautions: A cleaning stick is attached to the top of the auger housing. Use the cleaning stick to remove snow from the auger housing.

  • Page 16: Before Starting Engine

    OPERATION BEFORE STARTING ENGINE 2. Check to make sure that spark plug is tightened securely into engine and spark plug wire is attached to spark plug. Check the oil If torque wrench is available, torque plug to 18-23 ft-lbs. NOTE: The engine was shipped from the factory filled WARNING: Gasoline is flammable.

  • Page 17: To Start Engine

    OPERATION 2. With the engine running, push the starter button and spin 5. Push the primer button as follows: the starter for several seconds. Above 50° F (10° C), DO NOT PRIME. From 50° F (10° C) to 15°F (-10° C), PUSH TWO TIMES. NOTE: The unusual sound made by spinning the Below 15°...

  • Page 18: Operating Tips

    If after following the preceding instructions, your engine fails NOTE: The unusual sound made by pulling the starter to start, have the engine checked by a John Deere/Frontier rope will not harm the engine or the starter. dealer.

  • Page 19: Service Recommendations

    SERVICE RECOMMENDATIONS SERVICE RECOMMENDATIONS FIRST BEFORE EVERY EVERY EVERY BEGINNING EACH EACH BEFORE PROCEDURE HOUR OFTEN HOURS HOURS HOURS SEASON STORAGE Tighten all screws and nuts √ √ √ Check Traction Clutch Cable Adjustment √ √ (See Cable Adjustment) Check Auger Clutch Cable Adjustment √...

  • Page 20: Maintenance

    MAINTENANCE Some adjustments will need to be made periodically to properly maintain your snowthrower. All adjustments in the MAINTENANCE section of this manual should be checked at least once each season. SNOWTHROWER The following adjustment should be performed more than once each season.
  • Page 21 MAINTENANCE LUBRICATION - EVERY 25 HOURS Chute Rotation Gear Lubricate the chute rotation gear with automotive type oil. (see Figure 22). Chute Rotation Gear Figure 22 Chains 4. Lubricate the chains with a chain type lubricant. 5. Wipe the hexshaft and sprockets with 5W30 motor oil. 1.

  • Page 22: Engine

    MAINTENANCE ENGINE Check Crankcase Oil Level before starting engine and after Oil Fill Cap/Dipstick each 5 hours of continuous use (see Figure 24). Add proper motor oil as required. FULL NOTE: Overfilling the engine can affect performance. Tighten the oil fill cap securely to prevent leakage. Change Oil every 25 hours of operation or at least once a year, even if the snowthrower is not used for twenty-five hours.

  • Page 23: Auger Housing Height Adjustment

    MAINTENANCE WARNING: Always turn unit off, remove igni- To adjust skids, proceed as follows: tion key and disconnect the spark plug wire be- 1. Place a block (equal to height from ground desired) un- fore making any repairs or adjustments. der scraper bar near but not under skid.

  • Page 24: Belt Adjustment

    MAINTENANCE BELT ADJUSTMENT Traction Drive Belt The traction drive belt has constant spring pressure and does not require an adjustment. If the traction drive belt is slipping, replace the belt. See “How To Replace The Belts” in the Maintenance section. Auger Drive Belt If your snowthrower will not discharge snow, check the control cable adjustment.

  • Page 25: How To Replace The Belts

    MAINTENANCE HOW TO REPLACE THE BELTS The drive belts are of special construction and must be 16. Install the belt cover. Tighten screw (See Figure 27). replaced with original factory replacement belts available 17. Check the adjustment of the cables. See “How To Check from your nearest authorized service center.
  • Page 26 MAINTENANCE Traction Drive Belt Engine Pulley Belt Guide Auger Drive Pulley Traction Drive Idler Pulley Auger Drive Belt Idler Pulley Traction Drive Spring Traction Drive Belt E-Ring Traction Drive Pulley Swing Plate Axle Rod Engine Pulley Figure 31 MTF-0410104L...
  • Page 27 MAINTENANCE How To Remove the Traction Drive Belt If the snow thrower will not move forward, check the traction 11. Install and adjust the auger drive belt. See “How To Re- drive belt for wear or damage. If the traction drive belt is worn move The Auger Drive Belt”...

  • Page 28: Belt Guide Adjustment

    MAINTENANCE BELT GUIDE ADJUSTMENT 1. Remove spark plug wire. 2. Have someone engage auger drive. 3. Measure the distance between the belt guide and belt. Belt Guide The distance should be 1/8 inch (3.175 mm) for guide. See Figure 33. 1/8 Inch (3.175 mm) 4.

  • Page 29: Traction Drive Cable Adjustment

    MAINTENANCE Traction Drive Cable Adjustment WARNING: Drain the gasoline outdoors, away from fire or flame. 1. Remove the gas from the gas tank. Stand the snow thrower up on the front end of the auger housing. Traction Drive Cable 2. Loosen the bolts on each side of the bottom panel (see Figure 35).

  • Page 30: How To Adjust Or Replace The Friction Wheel

    MAINTENANCE HOW TO ADJUST OR REPLACE 5. Tighten the jam nut. THE FRICTION WHEEL 6. Install the bottom panel (see Figure 38). How To Check The Friction Wheel If the snow thrower will not move forward, check the traction 7. Tighten the bolts on each side of the bottom panel. drive belt, the traction drive cable or the friction wheel.
  • Page 31 MAINTENANCE How To Replace The Friction Wheel If the friction wheel is worn or damaged, the snow thrower will not move forward. The friction wheel must be replaced as follows. Drive Sprocket Axle 1. Remove the gas from the gas tank. Stand the snow thrower up on the front end of the auger housing (4).
  • Page 32 MAINTENANCE 10. Remove the three fasteners that hold the friction wheel to the hub (see Figure 44). 11. Remove the friction wheel from the hub. Slip the fric- tion wheel off the hex shaft. Washer 12. Assemble the new friction wheel onto hub with the fas- teners removed earlier.

  • Page 33: How To Remove The Snow Hood

    MAINTENANCE HOW TO REMOVE THE SNOW HOOD To access the spark plug, the snow hood must be removed as follows: 1. Remove the choke control knob (see Figure 46). 2. Remove the ON/OFF key. 3. Remove the four mounting screws. 4.

  • Page 34: Auger Shear Bolt Replacement

    MAINTENANCE AUGER SHEAR BOLT REPLACEMENT The augers are secured to the auger shaft with special bolts NOTE: The spacer fits into the larger hole in the auger that are designed to break if an object becomes lodged in the tube. auger housing.

  • Page 35: Storage

    STORAGE OFF SEASON STORAGE 5. Lubricate all lubrication points (see “Lubrication“ in the Maintenance section). WARNING: Never store the engine, with fuel in the tank, indoors or in a poor ventilated enclo- 6. Insure that all nuts, bolts, and screws are securely fas- sure where fuel fumes could reach an open tened.

  • Page 36: Trouble Shooting Chart

    If you have any questions concerning parts, service, or technical data, contact your nearest John Deere/Frontier dealer. For complete warranty information refer to the warranty in the Owner’s Information section of this manual.
  • Page 37 NOTES MTF-0410104L...

  • Page 38: Replacement Parts

    PART NUMBERS MAY CHANGE. When you order replacement parts, use the part numbers listed below and on the fol- lowing pages. If a part number changes, your John Deere/Frontier dealer will have the latest part number. WHEN YOU ORDER PARTS, your John Deere/Frontier dealer must have your snowthrower model and serial number and your engine model number.

  • Page 39: Parts Schematics

    FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B ENGINE 25-2 Á Á 25-1 Á 25-3 25-4 25-2 Ref.Drive Page Ref. Auger Housing Page Key No. Part No. Description Key No. Part No. Description MT6219 CORD, STARTER MT53704 SPRING, IDLER TRACTION DRIVE MT50793...
  • Page 40 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B FRAME Ref. Engine Page Ref. Auger Housing Page Ref. Drive Page MTF-0410104L...
  • Page 41 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B FRAME Key No. Part No. Description MT1501055E701 COVER, BOTTOM MT310169 SCREW, 1/4-20X .63 MT1501782 YZ IDLER ASSEMBLY, AUGER MT711682 PIN, HAIR .38DIAX1.64LG MT761761 PIN, CLEVIS 3/16” DIA MT165x159 SPRING, TENSION MT761675 YZ ASSY., SPRING ATTACH MT585781 BOLT, 3/8-16X1.25 CARR.
  • Page 42 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DRIVE Ref. Shift Yoke Page Ref. Frame Page Ref. Wheel Page Ref. Wheel Page Ref. Wheel Page Ref. Wheel Page MTF-0410104L...
  • Page 43 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DRIVE Key No. Part No. Description MT1501092 YZ LF AXLE, SWING PLATE YZ MT579851 CHAIN, ROLLER #420x19.00 MT334163 BEARING AND RETAINER, ASSY MT579858 WASHER MT25x020 SCREW, TAP 5/16-18x0.5 MT1501100 ASSY, HEX SHAFT MT579868 CHAIN, ROLLER #420x18.00 LG...
  • Page 44 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B AUGER HOUSING Ref. Gear Case Page MTF-0410104L...
  • Page 45 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B AUGER HOUSING Key No. Part No. Description MT583146 PULLEY, 4L 8.40 OD MT2001022 KEY, SQUARE 3/16 X 3/4 MT15x112 NUT, 1/2-20 MT1501158 SPACER, FRICTION PULLEY MT582957 YZ RETAINER, BALL BRNG MT1501389 BEARING, BALL MT001X92 BOLT, HEX 5/16-18X .50...
  • Page 46 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DISCHARGE CHUTE Pop Rivets Ref. Auger Housing Page MTF-0410104L...
  • Page 47 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DISCHARGE CHUTE Key No. Part No. Description MT761168E701 CHUTE, UPPER W/REMOTE MT578088 SCREW, 5/16-18 X.75 MT12021 PLASTIC WASHER MT71038 MT578088 SCREW, 5/16-18 X.75 MT6711 PLASTIC WASHER MT71038 MT761169E701 CHUTE, LOWER W/REMOTE MT2x100 BOLT MT71071...
  • Page 48 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B CHUTE ROTATION MOTOR Key No. Part No. Description MT1501347 COVER, MOTOR MT26x263 SCREW MT17x185 WASHER MT1501396 BRACE, CHUTE GEAR MT15x143 MT1501067 GEAR MT032x75 PIN, SPRING MT1501430 RING, RETAINER MT1501341 ADAPTER MT018x30 WASHER MT26x310 SCREW...
  • Page 49 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B REMOTE CONTROL Ref. Control Panel Ref. Engine Mount Bolt Ref. Upper Chute Ref. Lower Chute Key No. Part No. Description Key No. Part No. Description MT318468 TENSION SPRING MT1001221 TRIM STRIP, BLACK MT310088 BOLT, SHOULDER...
  • Page 50 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B HANDLE Ref. Engine Page MTF-0410104L...
  • Page 51 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B HANDLE Key No. Part No. Description Key No. Part No. Description MT1501378E701 ASSY, HANDLE MT71072 WASHER, FLAT MT7288 SCREW MT71046 NUT, HEX MT71072 WASHER, FLAT MT71045 NUT, HEX MT71062 WASHER MT306689 KNOB, SHIFT MT71044...
  • Page 52 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B CONTROL PANEL Ref. Handle Page Ref. Handle Page MTF-0410104L...
  • Page 53 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B CONTROL PANEL Key No. Part No. Description MT1501597 PANEL, CONTROL W/LIGHT MT1501545 FRAME, COVER MT1501542 COVER, SPEED LEVER MT1501544 FRAME, SPEED COVER MT028x79 NUT, PUSH MT1501543 COVER, CHUTE LEVER MT1501358E701 CLUTCH HANDLE LH MT1501357E701...
  • Page 54 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B WIRING Key No. Part No. Description Key No. Part No. Description MT1501351 WIRE, HARNESS MT762343 HEADLIGHT ASSEMBLY * MT1501348 SWITCH, CHUTE ROTATION MT1501412 BRACKET, LIGHT MT1501350 WIRE HARNESS, LOWER MT901736 WASHER, FLAT MT071372 TIE, CABLE MT901696 SCREW #8 X .50...
  • Page 55 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B GEAR CASE Key No. Part No. Description Key No. Part No. Description MT896 CASE, GEAR, RH MT73905 KEY, WOODRUFF #91 MT895 CASE, GEAR, LH MT53737 RING, QUAD 0.924 ID MT910828 SCREW, 5/16-24 x 1.00...
  • Page 56 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B WHEELS Ref. Drive Page Key No. Part No. Description Key No. Part No. Description MT1501563 SHAFT, AXLE MT239 RING, RET MT1501089 SPRKT & HUB MT1501825 TIRE & RIM, LEFT MT01x193 SCREW, 1/4-20X1.75 MT1501032E DISC, WHEEL...

  • Page 57: Drift Cutter Assembly

    FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DRIFT CUTTER ASSEMBLY Key No. Part No. Description MT762348E701 DRIFT CUTTER MT340720 BOLT MT12021 WASHER MT711604 WINGNUT MT11261 STOP, PLASTIC MTF-0410104L...
  • Page 58 FRONTIER MODEL ST1129 FACTORY MODEL 629110x16B DECALS Key No. Part No. Description MT48x5294 DECAL, SINGLE HAND CONTROL MT7390 DECAL, V-BELTS MT7859 DECAL, OVER ADJUSTMENT MT48x5286 DECAL, ROTATING AUGER MT48x5578 DECAL, THROWN OBJECT MT48x5580 DECAL, UNCLOGGING CHUTE MT48x5291 DECAL, SPEED CONTROL...
  • Page 59 NOTES MTF-0410104L...

  • Page 60: Specifications

    SPECIFICATIONS ST1129 Engine Briggs & Stratton Intek Snow OHV Horsepower 11 hp Starter Electric / Recoil Fuel Capacity 4 quarts Drive System Friction Disc Speeds 6 Forward / 2 Reverse Tire Diameter 16” Traction Control Wheel Lock Clearing Width 29”...

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