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OPERATOR’S MANUAL
45” Snow Thrower
Model 31AE993J401
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 operat
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TABLE OF CONTENTS Content Page Important Safe Operation Practices................................................................... 3 Assembling Your Snow Thrower ....................................................................... 5 Knowing Your Snow Thrower ............................................................................ 7 Operating Your Snow Thrower .......................................................................... 9 Making Adjustments .................................
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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES 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. When you see this symbol—heed its warning. WARNING: Engine Exhaust, some of its constituents, and certain vehicle components contain o
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5. Never run an engine indoors or in a poorly ventilated Maintenance And Storage area. Engine exhaust contains carbon monoxide, an 1. Never tamper with safety devices. Check their proper odorless and deadly gas. operation regularly. 6. Do not operate machine while under the influence of 2. Disengage all clutch levers and stop engine. Wait until alcohol or drugs. the auger/impeller come to a complete stop. Disconnect 7. Muffler and engine become hot and can cause a burn. Do the spark plu
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SECTION 2: ASSEMBLING YOUR SNOW THROWER NOTE: Any reference in this manual to the left or right side of the snow thrower is observed from the operator’s position. Upper Handle Unpacking Steering Cable Remove staples from the top, sides, and ends of the shipping crate. Set panels aside to avoid tire punctures or personal Tighten these injury. Wing Nuts Remove and discard plastic bag that covers unit. Lower Handle Roll the unit out of the crate. Check the crate thoroughly for loose
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Tighten the two wing nuts already in place on the upper holes and secure the handles firmly.Slide the Alternator Lead shift rod connector down over the end of the lower shift rod. Tap the connector until it locks over the Alternator lower shift rod. See Figure 2. Lead NOTE: If the connector is not properly assembled, the shift rod will pivot and you will not be able to change speeds or change directions. Lamp Wire Remove the hairpin clip from the upper chute crank (Wheels left out for cl
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Recheck adjustment; readjust as necessary and tighten the jam nut. Shave Plate “Z” End Carriage Bolts Jam Nut High Skid Low Hex Nuts Shoes Auger Control Cable Figure 8 Figure 7 NOTE: Make certain the entire bottom surface of skid Skid Shoes shoe is against the ground to avoid uneven wear on the skid shoes. The space between the shave plate and the ground can be adjusted by repositioning the skid shoes. For close Tire Pressure (Pneumatic Tires) snow removal, as when using on a smooth con
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IMPORTANT: Always release traction the control before Chute Tilt Control changing speeds. The distance snow is thrown can be changed by Forward adjusting the angle of the chute assembly. Move the Your snow thrower has six forward (F) speeds. Position chute tilt control forward to decrease the distance, number one (1) is the slowest and position number six toward the rear to increase. See Figure 9. (6) is the fastest. Discharge Chute Reverse Your snow thrower has two reverse (R) speeds. R1 i
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SECTION 4: OPERATING YOUR SNOW THROWER WARNING: The electric starter is Before Starting equipped with a grounded three-wire WARNING: Read, understand, and power cord and plug and is designed to operate on 120 volt AC household follow all instructions and warnings on the current. It must be used with a properly machine and in this manual before grounded three-prong receptacle at all operating. times to avoid the possibility of electric shock. Follow all instructions carefully Gas And Oil Fill-u
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Squeeze the traction control against the right To Stop Engine handle and the snow thrower will move. Release it Run engine for a few minutes before stopping to and the drive motion will stop. help dry off any moisture on the engine. IMPORTANT: NEVER move the shift lever without first To help prevent possible freeze-up of starter, releasing the traction control. Doing so will cause proceed as follows. premature wear to the drive system’s friction wheel. Electric Starter: Connect pow
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Loosen the jam nut on the traction drive cable and thread the cable in or out as necessary. Refer to Shift Lever Figure 7. Retighten the jam nut to secure the cable when Hairpin Clip correct adjustment is reached. Reassemble the frame cover. NOTE: If you placed plastic film under the gas cap, be certain to remove it before operating the snow thrower. Flat Washer Trigger Cables Shift Arm Drive Actuator Ferrule Bracket Auger Actuator Bracket Shift Arm Upper Shift Rod Clutch Rod Hex Nut
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warranty, operator must maintain the snow thrower Discharge Chute as instructed in this manual. The base of the discharge chute and the spirals on the • Some adjustments will have to be made chute crank should be lubricated at least every 25 periodically to maintain your unit properly. hours of use. Apply the lubricant under the base of the All adjustments in the service and adjustments chute and where the spirals contact the discharge sections of this manual should be checked at least
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Carefully spin the auger around by hand to Replace belts as necessary as outlined in Service disperse the lubricant. Section. Reinstall the shear bolts. Traction Control / Auger Control Lock Check Friction Wheel Rubber The cams on the ends of the control rods which Follow the instructions below to check the condition of interlock the traction drive and auger drive clutches the friction wheel rubber every 25 hours of operation. must be lubricated at least once a season or every 25 hours
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Remove the six carriage bolts (three per side), Pull the brake bracket assembly towards the cable belleville washers and hex nuts which attach slide guide roller and unhook the auger cable “Z” fitting. shoes to the snow thrower on two sides. See Figure 8. Reassemble new slide shoes with the hardware Engine Pulley removed earlier (cupped side of belleville washer against the slide shoes). Make certain the slide shoes are adjusted to be level. To remove the shave plate, remove slide
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assembly and secure with flat washer and cotter Auger Belt Brake Bracket Assembly pin. Reassemble the large shoulder bolt and lock Idler Pulley washer. Refer to Figure 17. Auger Pulley Reassemble belt cover and chute crank. Changing Friction Wheel Rubber The rubber on the friction wheel is subject to wear and should be checked after the first 25 hours of operation, and periodically thereafter. Replace the friction wheel rubber if any signs of wear or cracking are found. Drain the gasol
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the right side of the hex shaft will fall and the Secure with the bell washer and hex bolt removed sprocket should remain hanging lose in the chain. earlier. Lift the friction wheel assembly out between the Secure the frame cover with six self-tapping axle shaft and the drive shaft assemblies. screws. Put the snow thrower down to its normal Remove the six screws from both sides of the operating position. friction wheel assembly and remove friction wheel NOTE: If you placed plastic fi
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SECTION 8: TROUBLESHOOTING Problem Cause Remedy Engine fails to start. 1. Fuel tank empty, or stale fuel. 1. Fill tank with fresh gasoline. 2. Blocked fuel line. 2. Clean the fuel line. 3. Choke not in ON position 3. Move switch to ON position 4. Faulty spark plug. 4. Clean, adjust gap or replace. 5. Safety key not in ignition switch on engine. 5. Insert the key fully into the switch. 6. Spark plug wire disconnected. 6. Connect spark plug wire. 7. Primer button not being used properly. 7. Refe
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Model 31AE993J401 47 8 8 43 13 25 16 14 40 21 31 42 25 8 7 14 21 5 1 25 55 51 48 29 25 27 14 13 58 18 3 26 17 54 56 34 25 9 53 45 50 57 14 34 13 26 32 44 5 22 13 33 52 46 49 41 25 5 14 11 2 35 19 13 28 6 12 15 36 37 NOTE: For painted parts, please refer to the list of color codes below. Please add 38 29 20 the applicable color code, wherever needed, to the part number to order a 24 replacement part. For instance, if a part 13 29 numbered 700-sextets is painted Yard- Man Green, the part number to
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Model 31AE993J401 Ref. Ref. Part No. Part Description Part No. Part Description No. No. 1. 05244A Bearing Housing 30. 738-0281 Shoulder Screw 2. 618-0281A Bracket Assembly: Auger Break 31. 741-0185 Self-Aligning Bearing 3. 684-0090A Impeller Assembly: 16” 32. 741-0192 Flange Bearing w/ Flats 4. 710-0371 Hex Lock Bolt 5/16-18 x .875” 33. 741-0475 Plastic Bushing 5. 710-0451 Carriage Bolt 5/16-18 x .750” 34. 741-0494 Flange Bushing 6. 710-0459A Hex Screw, Special 3/8-24 x 1.5” 35. 747-0980 Idler
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Model 31AE993J401 18 12 63 8 17 79 76 9 18 50 11 16 73 45 26 62 18 55 80 53 69 66 24 49 35 41 48 36 15 45 61 45 10 35 4 55 19 45 42 31 47 5 54 56 32 3 39 1 30 66 42 16 34 23 67 60 75 27 6 62 33 55 65 55 14 47 50 33 26 22 55 51 22 56 71 38 51 20 64 61 27 58 48 46 21 29 2 57 13 31 80 15 46 20 43 47 46 46 29 40 19 60 55 13 43 56 70 30 68 7 31 59 37 44 77 28 31 52 18 18 NOTE: For painted parts, please refer to the list of color codes below. Please add the applicable color code, wherever needed, to t
