Troy-Bilt 31AH9777766 Operator's Manual
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Troy-Bilt 31AH9777766 Operator's Manual

Troy-Bilt 31AH9777766 Operator's Manual

Two stage snow thrower
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Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty
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Two Stage Snow Thrower — Polar Blast 4510
WARNING
READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL
BEFORE ATTEMPTING TO OPERATE THIS MACHINE.
FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
FORM NO. 769-04979
(June 5, 2009)

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Summary of Contents for Troy-Bilt 31AH9777766

  • Page 1 READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 Printed In USA FORM NO. 769-04979...

  • Page 2: Table Of Contents

    Choose from the options below: ◊ Visit us on the web at www.troybilt.com ◊ Call a Customer Support Representative at (800) 828-5500 or (330) 558-7220 ◊ Write us at Troy-Bilt LLC • P.O. Box 361131 • Cleveland, OH • 44136-0019...

  • Page 3: Important Safe Operation Practices

    Important Safe Operation Practices WARNING! This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury.
  • Page 4 Safe Handling of Gasoline Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odorless To avoid personal injury or property damage use extreme care and deadly gas. in handling gasoline. Gasoline is extremely flammable and the Do not operate machine while under the influence of vapors are explosive.
  • Page 5 Clearing a Clogged Discharge Chute According to the Consumer Products Safety Commission (CPSC) and the U.S. Environmental Protection Agency (EPA), Hand contact with the rotating impeller inside the discharge this product has an Average Useful Life of seven (7) years, chute is the most common cause of injury associated with snow or 60 hours of operation.
  • Page 6 Safety Symbols This page depicts and describes safety symbols that may appear on this product. Read, understand, and follow all instructions on the machine before attempting to assemble and operate. Symbol Description READ THE OPERATOR’S MANUAL(S) Read, understand, and follow all instructions in the manual(s) before attempting to assemble and operate WARNING—...

  • Page 7: Assembly & Set-Up

    Assembly & Set-Up Contents of Carton • One Snow Thrower • Two Replacement Auger Shear Pins • One Chute Assembly • One Snow Thrower Operator’s • One Product Registration Card Manual Assembly Secure the upper handle and lower handle with the two wing nuts and carriage bolts removed earlier.
  • Page 8 NOTE: If the connector is not properly assembled, the shift rod Place chute assembly onto chute base as shown in Fig. 3-5. Make will pivot and you will not be able to change speeds or direction. sure that the chute notches engage with the spiral end of chute If the full range of speeds (forward and reverse) can not be directional control, and the two flange keepers are beneath the achieved, refer to the “Maintenance and Adjustments”...
  • Page 9 Set-Up Adding Fuel WARNING! Use extreme care when handling Shear Pins gasoline. Gasoline is extremely flammable and the A pair of replacement auger shear pins and bow tie cotter pins vapors are explosive. Never fuel the machine have been included with your snow thrower. Store the pins in indoors or while the engine is hot or running.
  • Page 10 Adjustments Checking Oil Level CAUTION: The engine is shipped with oil in the Skid Shoes engine. You must, however, check the oil level prior The snow thrower skid shoes are adjusted upward at the factory to operating the snow thrower. Running the engine for shipping purposes.
  • Page 11 Testing Drive Control & Shift Lever Make certain the entire bottom surface of skid shoes are against the ground to avoid uneven wear on the skid shoes; then With the engine turned off, move the shift lever into sixth tighten nuts and bolts securely. (6) position.
  • Page 12 Slide the spring up the cable to expose the cable coupler threads and lock nut. Refer to Fig. 3-13. Figure 3-13 Adjust the lock nut as follows: If adjusting the drive cable, thread the lock nut outward (down the coupler) to lengthen the cable and allow the unit to move freely when the control is released.

  • Page 13: Controls And Features

    Controls and Features Wheel Drive Control Headlight Speed Selector Lever Two Way Chute Pitch Control™ Fuel Tank Auger Control Fuel Cap Wheel Steering Control Oil Fill Chute Directional Control Chute Assembly Oil Filler Cap/Dipstick Fuel Fill Primer Clean-Out Tool Electric Start Button Electric...
  • Page 14 Throttle Control Auger Control The throttle control is located on the rear of the engine. It regulates the speed of the engine and will shut off the engine when moved into the STOP position. Primer Pressing the primer forces fuel directly into the engine’s carburetor to aid in starting a “Cold”...
  • Page 15 Two-Way Chute-Pitch Control™ Wheel Steering Controls The two-way chute-pitch control is located on the left side of the The left and right wheel steering controls are located on the dash panel and is used to control the distance of snow discharge underside of the handles.

  • Page 16: Operation

    Operation Starting the Engine Plug the extension cord into the electric outlet located on the engine. Plug the other end of extension cord into WARNING! Always keep hands and feet clear of a three-prong 120-volt, grounded, AC outlet in a well- moving parts.
  • Page 17 To Engage Drive Recoil Starter CAUTION! Move the shift lever into one of the six forward (F) positions Do not pull the starter handle while the or two reverse (R) positions. Select a speed appropriate for engine running. the snow conditions and a pace you’re comfortable with. NOTE: Use slower speeds in higher snow and/ or until you are familiar with the snow thrower WARNING:...
  • Page 18 Operating Tips NOTE: Allow the engine to warm up for a few minutes. The engine will not develop full power until it reaches operating temperature. WARNING! The temperature of the muffler and the surrounding areas may exceed 150° F. Avoid these areas. If possible, remove snow immediately after it falls.

  • Page 19: Maintenance & Adjustment

    Maintenance & Adjustments Maintenance Slide the shave plate out of the off-set slot at the bottom of the housing, and from between the skid shoes and side WARNING! Before servicing, repairing, lubricating, panels of the housing. or inspecting, disengage all controls and stop With the mounting holes facing toward the back of the engine.
  • Page 20 Auger Shaft At least once a season, one at a time, remove the shear pins from the auger shaft. Spray lubricant inside the hub of each auger spiral assembly and around the spacers on the auger shaft. See Fig. 6-3. Grease fittings can also be found at each end of the auger shaft.
  • Page 21 Drive Control If there is no friction wheel clearance when the drive control is disengaged, or the friction wheel does not solidly ” Refer to “Auger and Drive Control Cables of the Assembly & Set-Up - contact the drive friction plate when the drive control is Section 3 for instructions to adjust the drive control.

  • Page 22: Engine Maintenance

    Engine Maintenance WARNING! Periodic inspection and adjustment of the engine is essential if To prevent accidental start-up, shut off high level performance is to be maintained. Regular maintenance the engine and remove the key before performing will also ensure a long service life. The required service intervals any type of engine maintenance.
  • Page 23 Spark Plug Check that the spark plug washer is in good condition and thread the spark plug in by hand to prevent cross- WARNING! DO NOT check for spark with spark threading. plug removed. DO NOT crank engine with spark After the spark plug is seated, tighten with a spark plug plug removed.

  • Page 24: Service

    Service Belt Replacement Belt Removal Preparation Remove Remove the chute crank assembly bracket by removing the nuts and washers shown in Fig. 8-1. Loosen Nuts & Washers Figure 8-3 Auger Belt Replacement To remove and replace your snow thrower’s auger belt, proceed as follows: Remove the bow tie clip and flat washer from the ferrule in order to disconnect the auger idler rod from the brake...
  • Page 25 Pull the brake bracket assembly towards the cable Lift the brake bracket assembly out of the pulley groove guide roller and unhook the auger cable “Z” fitting. and slide the pulley assembly off the posts of the auger Refer to Fig. 8-5. pulley adapter to remove the old belt.
  • Page 26 Make sure to remove the piece of wood blocking the Drain the gasoline from the snow thrower, or place a NOTE: impeller. piece of plastic under the gas cap. Tip the snow thrower up and forward, so that it rests on Check the auger drive belt adjustment.
  • Page 27 Lift the friction wheel assembly out between the axle Slide the hex shaft through the right side of the frame shaft and the drive shaft assemblies. toward the left side and through the friction wheel assembly. Remove four screws securing the friction wheel to the hub assembly (refer to Fig.
  • Page 28 Off-Season Storage Long-Term Storage Engines stored over 30 days need to be drained of fuel If the snow thrower will not be used for 30 days or longer, to prevent deterioration and gum from forming in fuel the equipment needs to be stored properly. Follow storage system or on essential carburetor parts.

  • Page 29: Troubleshooting

    Troubleshooting Problem Cause Remedy Engine fails to start Choke control not in RUN position. Move choke control to RUN position. Spark plug wire disconnected. Connect wire to spark plug. Fuel tank empty or stale fuel. Fill tank with clean, fresh gasoline. Engine not primed.

  • Page 30: Replacement Parts

    Replacement Parts Component Part Number and Description 929-0071 Extension Cord, 110V 954-04154A Auger Drive Belt 954-04202 Wheel Drive Belt 918-04178 Friction Wheel Assembly 718-04034 Friction Wheel w/Bonded Rubber 725-1658 Lamp 738-04155 Shear Pin 714-04040 Bow-tie Cotter Pin 784-5697 Slide Shoe, Deluxe 731-2643 Chute Clean-out Tool 790-00280...
  • Page 31 Notes...
  • Page 32 11— n ectiOn Otes...
  • Page 33 10 — n ectiOn Otes...
  • Page 34 MTD CONSUMER GROUP INC (MTD), the California Air Resources Board (CARB) and the United States Environment Protection Agency (U. S. EPA) Emission Control System Warranty Statement (Owner’s Defect Warranty Rights and Obligations) EMISSION CONTROL SYSTEM COVERAGE IS APPLICABLE TO CERTIFIED ENGINES PURCHASED IN CALIFORNIA IN 2005 AND THERE- AFTER, WHICH ARE USED IN CALIFORNIA, AND TO CERTIFIED MODEL YEAR 2005 AND LATER ENGINES WHICH ARE PURCHASED AND USED ELSEWHERE IN THE UNITED STATES.
  • Page 35 (4) Repair or replacement of any warranted part under the warranty provisions of this article must be performed at no charge to the owner at a warranty station. (5) Notwithstanding the provisions of Subsection (4) above, warranty services or repairs must be provided at all MTD distribution centers that are franchised to service the subject engines.
  • Page 36 MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by Troy-Bilt LLC with c. Routine maintenance items such as lubricants, filters, blade respect to new merchandise purchased and used in the United States sharpening, tune-ups, brake adjustments, clutch adjustments,...

This manual is also suitable for:

Polar blast 4510

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