MTD 31A-3CAD729 Operator's Manual

MTD 31A-3CAD729 Operator's Manual

Two-stage snow thrower

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Safe Operation
Practices • Set-Up • Operation
• Maintenance
• Service • Troubleshooting
• Warranty
OPER roR's
L
Two-Stage
Snow Thrower
m 300 Series
MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019
PrintedIn USA
FormNo.769-00747F
(JuLy 18,2007)

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Summary of Contents for MTD 31A-3CAD729

  • Page 1 Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty OPER roR's Two-Stage Snow Thrower m 300 Series MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019 PrintedIn USA FormNo.769-00747F (JuLy 18,2007)
  • Page 2: Customer Support

    Choose from options below: Visit us on the web at www.mtdproducts.com Call a Customer Support Representative at (800) 800-7310 or (330) 220-4683 Write us at MTD LLC • P.O. Box 361131 • Cleveland, OH • 44136-0019...
  • Page 3: Important Safe Operation Practices

    importantSafeOperation 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 Never run an engine indoors or in a poorly ventilated area. SafeHandling 0f Gas01ine 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...
  • Page 5: Maintenance And Storage

    Maintenance & Storage Donot modify engine Never tamper with safety devices. Check their proper To avoid serious injury or death, do not modify engine in any operation regularly. Refer to the maintenance way. Tampering with the governor setting can lead to a runaway adjustment sections of this manual.
  • Page 6: Assembly And Setup

    Assembly & Set-Up Contents of Carton One Snow thrower Two Replacement Auger Shear Pins One Chute Assembly One Snow Thrower Operator's One Tecumseh Engine Operator's One product Registration Card Manual Manual Loosen the wing knob and tab on each side of the handle. Assembly See Fig.
  • Page 7 Chute Clean-0utTool Routing The DriveCable Make sure that the drive cable is routed parallel to the left The chute clean-out tool is fastened to the top of the auger upper handle, then across the top of the lower handle and housing with a mounting clip and a cable tie at the factory.
  • Page 8 DischargeChute Adjustments Loosen the wing knob on the upper chute, adjust chute SkidShoe and chute control to desired operating position. The snow thrower skid shoes are adjusted upward at the factory Tighten the wing knob on the upper chute making sure the for shipping purposes.
  • Page 9 Auger Control Periodic adjustment to the auger control cable may be required due to normal stretch and wear on the belt. Adjustment needed immediately if the augers: Continue to turn with the auger control disengaged, During operation, augers seem to hesitate turning while the engine maintains speed.
  • Page 10 Controlsand Features Auger Control Upper Handle Drive Control Starter Rope Gasoline Cap_.._ Upper Chute Oil Fill Chute Assembly Clean-out Tool Handle Muffler Knob Carburator Cover Choke Shave Plate Starter Key" Handle Auger Skid Shoe Throttle Control Primer Oil Drain Figure 44 ChuteAssembly Located on the underside of the upper handle, the drive control...
  • Page 11 Chute Handle ThrottleControl © The throttle control is located on the rear of the The direction of snow throwing corresponds to the direction of the chute opening. Use the chute handle to turn the chute engine. It regulates the speed of the engine and assembly in the direction you wish to throw the snow.
  • Page 12: Operation

    Operation Starting the Engine Stopping the Engine Run engine for a few minutes to help dry off any moisture on NOTE: For complete and detailed engine starting, stopping engine. storing instructions, it is recommended that you read the engine manual also included with this machine.
  • Page 13: Operating Tips

    CAUTION: NEVER replace the auger shear pins ClearingThe Snow with anything other than OEM Part No.738-04124A CAUTION: Check the area to be cleared for foreign objects. replacement shear pins. Any damage to the auger gearbox or other components as a result of failing to Remove, if any.
  • Page 14: Maintenance And Adjustments

    Maintenance& Adjustments Maintenance General Recommendations Always observe safety rules when performing any type of maintenance. The warranty on this snow thrower does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, operator must maintain...
  • Page 15 Lubrication PreparingThe Engine Lubricate pivot points on the auger control and drive in the tank indoors or in poorly ventilated areas, control with a light engine oil once a season, see Fig. 6-2. WARNING! where fuel fumes may reach an open flame, spark or Never store the snow thrower with fuel pilot light as on a furnace, water heater, clothes...
  • Page 16: Servicing Augers

    Service Servicing Augers AugerBelt The augers are secured to the spiral shaft with four shear pins and IMPORTANT: Gas could leak from the carburetor at this point, cotter pins. If you hit a foreign object or ice jam, the snow thrower the gas cap should have been covered with plastic as previously instructed.
  • Page 17: Drive Belt

    DriveBelt Pivot the transmission forward to release pressure on the drive belt. Remove belt from transmission pulley. NOTE: Replace the drive belt before reassembling the new auger Remove the drive belt from around the engine pulley, and belt. away from the unit. Tip the snow thrower up and forward so that it rests on the...
  • Page 18: Troubleshooting

    Troubleshooting Problem Cause Remedy Engine fails to start 1. Fuel tank empty, or stale fuel. Fill tank with clean fresh gasoline. 2. Blocked fuel line. Clean fuel line. 3. Key not snapped in place. insert key. See "Ignition Key" section. 4.
  • Page 19: Replacement Parts

    Replacement P arts Part Number and Description Component 731-2643 Chute Clean-out tool 784-5580 Skid Shoe, Standard 738-04124A Shear Pin 714-04040 Bow-tie Cotter Pin 790-00117 Shave Plate 954-04014 Auger Drive Belt 954-04013 Wheel Drive Belt TC-35062 759-3338 Champion RJ19LM Resistor Spark Plug Phone (800) 800-7310 to order replacement parts or a complete...
  • Page 20: Limited Warranty

    MANUFACTURER'S LiMiTED WARRANTY The limited warranty set forth below is given by MTD LLC with c. Service completed by someone other than an authorized service dealer. respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited d.

This manual is also suitable for:

31a-3cad70031a-3cad762300 series

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