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Safety • Set-Up • Operation • Adjustments • Maintenance • Troubleshooting • Parts Lists • Warranty
OPERATOR’S MANUAL
Two-Stage Snow Thrower
IMPORTANT:
READ SAFETY RULES AND
INSTRUCTIONS CAREFULLY
BEFORE OPERATION
769-03245
PRINTED IN U.S.A. MTD Products Ltd., P. O. Box 1386, KITCHENER, ONTARIO N2G 4J1 06/05/07
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This Operator’s Manual is an important part of your new snow thrower. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Table of Contents Safety Labels ...................................................... 3 Maintaining Your Snow Thrower ...................... 16 Safe Operation Practices ................................... 4 Off-Season Storage .......................................... 0 Setting Up Your Snow Thrower ....
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1 Safety Labels WARNING This symbol points out important safety instructions which, if not followed, could endanger the per- sonal 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 A chute clean-out tool is fastened to the top result in personal Chute Clean-out of the auger housing with a mounting clip. The Tool injury. When you see tool is de
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WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of California to cause cancer and birth defects or other reproductive harm. DANGER: This machine was built to be operated according to the safe operation practices in this manual. As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury. This machine is capable of amputating hands and feet and throwing objects
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Operation Maintenance & Storage 1. Do not put hands or feet near rotating parts, in the 1. Never tamper with safety devices. Check their proper auger/impeller housing or chute assembly. Contact with the operation regularly. Refer to the maintenance and adjust- rotating parts can amputate hands and feet. ment sections of this manual. 2. The auger/impeller control lever is a safety device. Never 2. Before cleaning, repairing, or inspecting machine disengage bypass its operation. Doing so makes
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IMPORTANT: The snow thrower is shipped with oil and WITHOUT GASOLINE. After assembly, refer to separate engine manual for proper fuel and engine oil recommendations. 1. Observe the lower area of the snow thrower to be sure 3 both cables are aligned with roller guides. Setting Up a. Pull up and back on upper handle as shown in Figure 3-1. Align upper handle with the lower A Your Snow handle. b. Tighten hand knobs securing upper handle to B Thrower lower handle. 2. Remove wing nut and h
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4. Finish securing chute control assembly to chute support bracket with wing nut and hex screw removed earlier. See Figure 3-4. 3 Setting Up Your Snow Thrower Figure 3-4 CAUTION Prior to operating your snow thrower, refer to Auger Control 5. Check that all cables are properly routed through the Test on page 13. cable guide on top of the engine. See Figure 3-5. Read and follow all instructions care- The extension cord is fastened with a cable tie to the rear fully and perform all of t
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Drift Cutters (If Equipped) Drift cutters should be used when operating the snow thrower in heavy drift conditions. • On models so equipped, drift cutters and hardware 3 are assembled to the auger housing inverted. See Figure 3-7. • Remove the carriage bolts and wingnuts securing the Setting Up drift cutters to the housing. Your Snow • Reposition drift cutters so they face forward as shown in Figure 3-8. Secure with hardware previously Thrower removed, wingnuts should be fastened on the
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Clean-Out Tool The clean-out tool is mounted to the rear of the auger housing and is designed to clear a clogged chute. Refer Clean-Out to page 11 for instructions on how to properly use it. Tool 3 NOTE: This item is fastened with a cable tie to the rear of the auger housing at the factory. Cut the cable tie before operating the snow thrower. Setting Up WARNING: Never use your hands to Your Snow clean snow and ice from the chute assembly or auger housing. Thrower Figure 3- Lamp Wiring
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Know Your Snow Thrower Drive Control Shift Lever 4 Four-Way Chute Control™ Heated Handles Auger Control Switch (optional)† Operating Headlight Your Snow Electric Start Button Thrower Gas Cap Fuel Tank Oil Fill Engine Controls Chute Assembly Recoil Starter Handle Electric Starter Outlet Primer Ignition Key WARNING Choke Read, understand, Control Clean-Out and follow all instruc- Tool tions and warnings Throttle Skid Shoe Control on the machine and † If Equipped in this manua
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• To change the direction in which snow is thrown, Auger Control squeeze the button on the joy-stick and pivot the joy-stick to the right or to the left. • To change the angle/distance which snow is thrown, 4 pivot the joy-stick forward or backward. Ignition Key The ignition key must be inserted and snapped in place Operating in order for the engine to start. Remove the ignition key to prevent unauthorized use of equipment. Do NOT attempt Your Snow to turn the key. Clean-Out Tool Thro
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7. When disconnecting the extension cord, always Gas & Oil Fill-Up unplug the end at the three-prong wall outlet before Service the engine with gasoline and oil as instructed in unplugging the opposite end from the snow thrower. the separate engine manual packed with your unit. Read instructions carefully. Recoil Starter 4 1. Rotate choke control to FULL choke position (cold Starting The Engine engine start). 1. Attach spark plug wire to spark plug. Make certain the metal loop on the end
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NOTE: Keep the key in a safe place. The engine cannot 2. In a well-ventilated area, start the snow thrower start without the ignition key. engine as instructed on the previous page. Make sure the throttle is set in the FAST position. Recoil Starter 3. While standing in the operator’s position (behind the 1. With engine running, pull starter rope with a rapid, 4 snow thrower), engage the auger. continuous full arm stroke three or four times. Pulling 4. Allow the auger to remain engaged for
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Shift Cable If the full range of speeds (forward and reverse) cannot be achieved, refer to the figure to the left and adjust the shift cable as follows: 1. Place the shift lever in the fastest forward speed position. 2. Loosen the hex nut on the shift cable index bracket. Making See Figure 5-1. Adjustments 3. Pivot the bracket downward to take up slack in the cable. 4. Retighten the hex nut. 5. Check for correct adjustment before operating the snow thrower. Chute Control Figure -1 Onc
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2. With the drive control released, there must be 1/8” clearance between the friction wheel and the drive pulley in all positions of the shift lever. 3. With the drive control engaged, the friction wheel must contact the drive pulley. 4. If adjustment is necessary, loosen the lower hex nut on the drive cable index bracket and pivot the bracket Making upward or downward as necessary. Refer to Figure 5-3. Tighten the lower hex nut to secure the bracket Adjustments when correct adjustment
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Engine Refer to the separate engine manual packed with your unit for all engine maintenance. 6 Lubrication Engine Refer to the separate engine manual packed with your Maintaining unit for all engine lubrication instructions. Your Snow Gear Shaft The gear (hex) shaft should be lubricated at least once Thrower a season or after every 25 hours of operation. 1. Carefully pivot the snow thrower up and forward so that it rests on the auger housing. 2. Remove the lower frame cover by removing th
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NOTE: Drain the gasoline from the snow thrower, or Auger Belt Replacement place a piece of plastic under the gas cap. To remove and replace your snow thrower’s auger belt, proceed as follows: 2. Carefully pivot the snow thrower up and forward so 1. Remove the plastic belt cover on the front of the that it rests on the auger housing. Remove the frame 6 engine by removing the two self-tapping screws. See cover from the underside of the snow thrower by Figure 6-4. removing four self-tapping
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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 6 so that the pins may shear. Refer to Figure 6-9. • If the augers will not turn, check to see if the pins have sheared. One set of replacement shear pins has been Maintaining provided with the snow thrower. When replacing pins, spray an oil lubricant into shaft before inserting new Your Snow pins. Thrower Drive Bel
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Friction Wheel Removal If the snow thrower fails to drive with the drive control engaged, and performing the drive control cable adjust- ment on page 12 fails to correct the problem, the friction 6 wheel may need to be replaced. Follow the instructions below. Examine the friction wheel for signs of wear or cracking and replace if necessary. • Place the shift lever in third Forward (F3) position. Maintaining • Drain the gasoline from the snow thrower, or place a Your Snow piece of plastic
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Observe the following, when preparing your snow thrower for off-season storage: • Drain fuel into an approved container outdoors, away from any open flame. Allow engine to cool. Extinguish cigarettes, cigars, pipes and other sources of ignition prior to draining fuel. Fuel left in engine during warm weather deteriorates and will cause serious starting Off-Season problems. • If unit is to be stored over 30 days, prepare for storage Storage as instructed in the separate engine manual pac
