Table of Contents
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Operator's Manual
Two-Stage Snow Thrower
Styles C & D
Model 6DE Shown
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning:
This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-
covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if
any). If a spark arrester is used, it should be maintained in effective working order by the operator. In the State of California the above is required
by law (Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal lands. A spark
arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131
Cleveland, Ohio 44136-0019.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
PRINTED IN U.S.A.
FORM NO. 769-01274.fm
(6/7/2004)
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- Page 1 (Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019. MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 PRINTED IN U.S.A. FORM NO. 769-01274.fm...
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Page 2: Table Of Contents
This information will be necessary to use the manufacturer’s web site and/or help from the Customer Support Department or an authorized service dealer. Copy the model number here: Copy the serial number here: MTD LLC P. O. BOX 361131 CLEVELAND,OH 44136 330-220-4683 www.mtdproducts.com... -
Page 3: Important Safe Operation Practices
SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: Engine Exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to the State of California to cause cancer, birth defects or other reproductive harm DANGER: This machine was built to be operated according to the rules for safe operation in this manual. - Page 4 Operation 1. Do not put hands or feet near rotating parts, in the auger/impeller housing or chute assembly. Contact with the rotating parts can amputate hands and feet. 2. The auger/impeller control lever is a safety device. Never bypass its operation. Doing so makes the machine unsafe and may cause personal injury.
- Page 5 Restrict the use of this power machine to persons who read, understand and follow the warnings and instructions in this manual and on the machine. Do not modify engine To avoid serious injury or death, do not modify engine in any way. Tampering with the governor setting can lead to a runaway engine and cause it to operate at unsafe speeds.
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Page 6: Assembling Your Snow Thrower
SECTION 2: ASSEMBLING YOUR SNOW THROWER NOTE: References to right or left side of the snow thrower are determined from behind the unit in the operating position (standing directly behind the snow thrower, facing the handle panel). NOTE: This Operator’s Manual covers several models. - Page 7 Attaching the Chute Assembly and Directional Control 1. Apply a light lubricant (i.e. 3-in-1 oil) to the rim of the chute base and position the chute assembly over the base. 2. Close the flange keepers to secure the chute assembly to the chute base. The flange keepers will click into place when properly secure.
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Page 8: Know Your Snow Thrower
SECTION 3: KNOW YOUR SNOW THROWER Drive Control Electric Starter Button Gas Cap Oil Fill Chute Assembly Clean-out Tool Augers WARNING: Read, understand, and follow all instructions and warnings on the machine and in this manual before operating. NOTE: For detailed starting instructions and more information on all engine controls, refer to the Tecumseh Engines manual packed separately and Starting The Engine on page 10 of this manual. -
Page 9: Ignition Key
Auger Control AUGER CONTROL The auger control is located on the left handle. Squeeze the control grip against the handle to engage the augers and start snow throwing action. Release to stop. Drive Control DRIVE CONTROL The drive control is located on the right handle. Squeeze the control grip against the handle to engage the wheel drive. -
Page 10: Operating Your Snow Thrower
SECTION 4: OPERATING YOUR SNOW THROWER Before Starting WARNING: Read, understand, and follow all instructions and warnings on the machine and in this manual before operating. Gas & Oil Fill-Up Service the engine with gasoline and oil as instructed in the Tecumseh Engines manual packed separately with your snow thrower. -
Page 11: Stopping The Engine
• Pull the starter handle with a firm, rapid stroke. Do not release the handle and allow it to IMPORTANT: snap back. Keep a firm hold on the starter handle and allow it to slowly recoil. • As the engine warms, slowly rotate the choke control to the OFF position. -
Page 12: Operating Tips
• To readjust the control cable, loosen the hex jam nut on the auger control cable “Z” fitting. • Rotate the coupling end of the cable counterclockwise to provide more slack. • Retighten the hex jam nut. See Figure 1. •... -
Page 13: Making Adjustments
SECTION 5: MAKING ADJUSTMENTS Drive Control When the drive control is released and in the disengaged “up” position, the cable should have very little slack. It should NOT be tight. Check the adjustment of the drive control as follows: 1. With the drive control released, push the snow thrower gently forward. -
Page 14: Tire Pressure
Tire Pressure • Before operating, check tire pressure and reduce pressure to between 15 psi and 20 psi. NOTE: If the tire pressure is not equal in both tires, the unit may pull to one side or the other. Auger Control Refer to Auger Control Test on Page 11 to adjust the auger control. -
Page 15: Maintaining Your Snow Thrower
SECTION 6: MAINTAINING AND SERVICING YOUR SNOW THROWER WARNING: Before lubricating, repairing, or inspecting, disengage all controls and stop engine. Wait until all moving parts have come to a complete stop. Engine Refer to the separate Engines manual Tecumseh packed with your unit for all engine maintenance. Lubrication Engine Refer to the separate... -
Page 16: Auger Belt Replacement
Auger Belt Replacement WARNING: Before servicing, disconnect spark plug wire and ground it against the engine to prevent unintended starting. To remove and replace your snow thrower’s auger belt, proceed as follows: 1. Remove the plastic belt cover on the front of the engine by removing the two self-tapping screws. -
Page 17: Drive Belt Replacement
Drive Belt Replacement WARNING: spark plug wire and ground it against the engine to prevent unintended starting. To remove and replace your snow thrower’s auger belt, proceed as follows: 1. Remove the plastic belt cover on the front of the engine by removing the two self-tapping screws. -
Page 18: Friction Wheel Removal
Friction Wheel Removal If the snow thrower fails to drive with the drive control engaged, and performing the drive control cable adjustment on page 15 fails to correct the problem, the friction wheel may need to be replaced. Follow the instructions below. - Page 19 Augers • The augers are secured to the spiral shaft with two shear pins and cotter pins. If the auger should strike a foreign object or ice jam, the snow thrower is designed so that the pins may shear. Refer to Figure 8. •...
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Page 20: Troubleshooting
SECTION 8: TROUBLE SHOOTING GUIDE Trouble Possible Cause(s) Engine fails to start Fuel tank empty, or stale fuel. Blocked fuel line. Choke control not in ON position Faulty spark plug. Ignition key not present. Spark plug wire disconnected. Engine not primed. Engine runs erratic Unit running on CHOKE. - Page 21 NOTES...
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Page 22: Illustrated Parts List
SECTION 9: PARTS LIST 17 8**... - Page 23 Styles C & D REF. NOTE: Snow thrower features and components vary by model. NOT all parts listed above and pictured on the previous page are standard equipment. PART DESCRIPTION 684-04106 Handle Ass’y, Engagement RH Black 684-04105 Handle Ass’y, Engagement, LH Black 710-0726 Screw, Self-tapping, 5/16-12, 0.750 710-1233...
- Page 24 Styles C & D...
- Page 25 Styles C & D REF. PART DESCRIPTION 731-2643 Clean Out Tool 684-04057 Impeller Assembly, 12” Diameter 710-0347 Hex Screw, 3/8-16, 1.75, Gr5, Std 710-0451 Bolt, Carriage, 5/16-18, .750 Gr1 710-0703 Screw, Carriage, 1/4-20, .75, Gr5 710-0726 Screw, Self-tapping, 5/16-12, 0.750 712-04063 Nut, Flange Lock, 5/16-18, Grf, Nylon 712-04064...
- Page 26 Styles C & D...
- Page 27 Styles C & D REF. PART DESCRIPTION 656-04019 Disc Assembly, Wheel, .375 Friction 684-04066 Friction Wheel Ass’y, Bearing, 4.9 OD 684-04045 Support Bracket Ass’y, Friction Wheel 710-0627 Hex Screw, 5/16-24, .750, Gr5 710-0896 Screw, Self-tapping, 1/4-14, 0.625 710-0788 Screw, Self-tapping, 1/4-20, 1.000 711-04246 Shaft, Drive, .75 Hex 712-04065...
- Page 28 MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its possessions and territories. “MTD”warrants this product against defects in material and workmanship for a period of two (2) years commencing on the...