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Owner's Manual CRAFTSMAN 40 " - 2 STAGE SNOW THROWER TRACTOR ATTACHMENT Model No . 486.24839 • Safety • Assembly CAUTION : • Operation Before using this product , • Maintenance read this manual and follow all Safety Rules and • Parts Operating Instructions . Sears , Roebuck and Co . , Hoffman Estates , IL 60179 U . S . A . pRINTED IN U . S . A .
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ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 SERVICE AND ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 STORAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 SAFETY RULES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 FULL SIZE HARDWARE CHART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 CARTON CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 REPAIR PARTS ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . 22,2z ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 REPAIR PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23,25 SLOPE GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 PARTS ORDERING / SERVICE . . . . . . . . . . . . . . . . BACK COVER LIMITED ONEYEAR WARRANTY ON 40 " 2 - STAGE SNOWTHROWER For one year from the date of purchase , when this snow thrower is maintained and lubricated according to the operating and maintenance instructions in the owner's manual , Sears will repair any defect in material or workmanship free of charge . If this snow thrower is used for commercial or rental purposes , this warranty applies for only 90 days from the date of purchase . This warranty does not cover repairs necessary because of operator negligence or abuse , including the failure to maintain the equipment according to instructions contained in the owner's manual . WARRANTY SERVICE iS AVAILABLE BY CONTACTING THE NEAREST SEARS SERVICE CENTER / DEPARTMENT IN THE UNITED STATES . This warranty applies onty while this product is in the United States . This warranty gives you specific legal rights , and you may also have other rights which vary from state to state . Sears , Roebuck and Co . D / 817 WA . Hoffman Estates , Chicago , IL 60179 These accessories were available when the unit was purchased . They are also available at most Sears retail outlets and service centers . Most Sears stores can order repair parts for you when you provide the model numbers of your tractor and snow thrower . TIRE CHAINS WHEEL WEIGHT DRIFT CUTTER BARS KIT NO . 71 - 88294 The model number and serial numbers will be found on a MODEL NUMBER : 486.24839 decal attached to the snow thrower . SERIAL NUMBER : You should record both the serial number and the date of DATE OF PURCHASE : purchase and keep in a safe place for future reference .
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Any power equipment can cause injury if operated improperly or if the user does not understand hew to operate the equipment . Exercise caution at all times , when using power equipment . • Read this owner's manual carefully and know how Stop the engine whenever you leave the operating to operate your snow thrower and how to stop the position , before unclogging the snow thrower or unit and disengage the controls quickly . making any adjustments or inspections . • Never allow children to operate the equipment . Take all possible precautions when leaving the unit • Never allow adults to operate the equipment unattended . Disengage the attachment clutch lever without proper instruction . or switch , lower the snow thrower , shift into neutral , • Keep the area of operation clear of all persons , set the parking brake , stop the engine and remove especially small children , and pets . the key . • Thoroughly inspect the area where the equipment When cleaning , repairing or inspecting , make is to be used and remove all door mats , sleds , certain all moving parts have stopped . Disconnect boards , wires and other foreign objects . the spark plug wire and keep it away from the plug • Disengage all clutches and shift into neutral before to prevent accidental starting . starting engine . Do not run engine indoors except when transport - • Do not operate equipment without wearing ad - ing the snow thrower in or out of the building . Open equate winter outer garments . the outside doors . Exhaust fumes are dangerous . • Wear substantial footwear which will protect feet Do not clear snow across the face of slopes . and improve footing on slippery surfaces . Exercise extreme caution when changing direction • Check fuel before starting the engine . Do not on slopes . Do not attempt to clear steep slopes . remove the fuel cap or fill the fuel tank while the Refer to the slope guide on page 27 of this manual . engine is running or hot . Do not fill the fuel tank Never operate the snow thrower without guards , indoors . Gasoline is an extremely flammable fuel . plates or other safety protection devices in place . • Make sure the snow thrower height is adjusted to Never operate the snow thrower near glass enclo - clear the type surface it will be used on . sures , automobiles , window wells , drop offs etc . • Do not use the snow thrower without the rear without proper adjustment of the snow thrower weight attached to the tractor . discharge angle . • Never make any adjustments while the engine is Never direct discharge at bystanders or allow running . anyone in front of the snow thrower . • Always wear safety glasses or eye shield during Never run the snow thrower into material at high operation or while performing and adjustment or speeds . repair . Do not overload the machine capacity by attempt - • Do not place hand or feet near rotating parts . Keep ing to clear snow at too fast a rate . clear of the discharge opening at all times . Never operate the machine at high transport speed • Use extreme caution when operating on or crossing on slippery surfaces . Look behind and use care gravel surfaces . when backing . • Do not carry passengers . Watch for traffic and stay alert when crossing or • After striking a foreign object , stop the engine , operating near roadways . remove the wire from the spark plug and then Disengage power to the snow thrower when trans - thoroughly inspect the snow thrower for damage . porting or when not in use . Repair any damage before restarting and operating Use only attachments and accessories approved by the snow thrower . the manufacturer of the snow thrower ( such as • If the snow thrower starts to vibrate abnormally , wheel weights , counter weights , cabs etc . ) stop the engine immediately and check for the Never operate the snow thrower without good cause . Vibration is generally a warning of trouble . visibility or light . I Look for this symbol to point out important safety precautions . It mean - - Attention ! ! I Become alert ! ! Your safety is involved . h
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SHOWN ACTUAL SIZE SPARE PARTS BAG Storethese two bolts and nuts In a safe place until needed . ( See page 20 . ) NOT SHOWN ACTUAL SIZE / CC _ KK / FF / oo . EE REF . QTY . DESCRIPTION REF . QTY . DESCRIPTION S 1 A 1 Washer , 3 / 8 " Hex Bolt , 1 / 2 " x 1 - 1 / 4 " T 6 B 4 Hex Lock Nut , 1 / 4 " Hex Bolt , 3 / 8 " x 1 " U 12 C 2 Hex Nut , 5 / 16 " , Hex Bolt , 5 / 16 " x 1 - 3 / 4 " V 4 Hex Lock Nut , 5 / 16 " ( 2 pcs . spare parts ) D 6 Hex Bolt , 1 / 4 " x 1 " W 11 E 2 Hex Lock Nut , 3 / 8 " Slotted Truss Head Bolt , 3 / 8 " x 1 " X 1 F 4 Hex Nut , 1 / 2 " Carriage Bolt , 3 / 8 " x 1 " Y 3 G 2 Hairpin Cotter , 5 / 64 " Carriage Bolt , 5 / 16 " x 1 - 3 / 4 " Z 3 H 2 Hairpin Cotter , 1 / 8 " Carriage Bolt , 5 / 16 " x 1 - 1 / 4 " AA 1 I 6 Hairpin Cotter , 3 / 32 " Carriage Bolt , 5 / 16 " x 1 " BB 2 J 2 Shear Bolt ( spare parts ) Carriage Bolt , 5 / 16 " x 3 / 4 " K 4 CC 1 Tarp Strap Shoulder Bolt , 3 / 8 " x 5 / 8 " L 10 DD 1 Spring Lock Washer , 3 / 8 " M 14 EE 3 Chute Keeper Lock Washer , 5 / 16 " N 1 FF 1 Chain , Tensioning Lock Washer , 1 / 2 " GG 1 Trunnion O 2 Washer , 1 / 2 " P 7 HH 1 Spacer Washer , 1 / 4 " II 2 Lock Pin Q 2 Washer , 5 / 16 " R 2 Bowed Washer JJ 1 Plastic Cap KK 2 Nylon Tie
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CARTON CONTENTS 11 . Cable Bracket 1 . Cross Brace ( Weight Tray ) 12 . Plastic Keg 2 . Side Brace ( Weight Tray ) 13 . Left Hand Hanger Bracket ( Stamped " L " ) 3 . Right Hand Side Plate ( Stamped " R " ) 14 . Right Hand Hanger Bracket ( Stamped " R " ) 4 . Left Hand Side Plate ( Stamped " L " ) 15 . Clutch Idler Assembly 5 . Anti - rotation Bracket 16 . V Belt , Drive 6 . Engagement Rod ( Not used on some models ) 17 . V Belt , Auger ( Attached to Housing Assembly ) 7 . Engine Pulley Keeper 18 . Chute and Control Cable Assembly 8 . Chute Crank Rod Assembly 19 . Housing Assembly 9 . Support Tube , Crank Rod 20 . Weight Tray 10 . Lift Handle Tube and Cable Hardware Package ( Stored inside Plastic Keg ) 16
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ASSEMBLY OF SIDE PLATES TO TRACTOR TOOLS REQUIRED FOR ASSEMBLY Right hand ( R , H . ) and left hand ( L . H . ) side of the tractor are determined from the operators position while seated ( 2 ) 7 / 16 " Wrenches on the tractor . ( 2 ) 1 / 2 ' Wrenches ( 2 ) 9 / 16 " Wrenches TRACTORS WITH FRAME MOUNTED FRONT ( 2 ) 3 / 4 " Wrenches SUSPENSION BRACKETS ( See page 7 for tractors ( 1 ) Knife with axle mounted front suspension brackets . ) ADDITIONAL ITEMS REQUIRED • Remove two bolts from each side of the tractor General Purpose Grease frame as shown in figure 1 . REMOVE BOLTS FROM THESE HOLES REMOVAL OF PARTS FROM CARTON • Remove all parts and hardware packages from the carton . Lay out parts and hardware and identify using the illustrations on pages 4 and 5 . NOTE : Not all of the supplied parts and hardware will be needed for your particular tractor . Unneeded items may be discarded after you have completed assembly . FRONT SUSPENSION BRACKET CAUTION : Before starting to assemble the snow thrower , remove the spark plug wire ( s ) , set the parking brake and & FIGURE 1 RIGHT SIDE VIEW remove the key from the tractor ignition . Assemble the R . H . Side Plate ( marked " R " ) to the now empty holes in the right side of the tractor frame . TRACTOR PREPARATION Use two 3 / 8 " x 1 " hex bolts and 3 / 8 " lock washers as shown in figure 2 . Repeat for the L . H . side . Before performing these instructions , refer to the Service and Adjustments section of your tractor owner's manual NOTE : If the side plates are later removed from the tractor frame , bolts must be assembled back for specific safety instructions . into the empty holes in the frame . • Allow engine , muffler and exhaust deflector to cool before beginning . 3 _ " LOCK WASHER • Remove any front or rear attachment which is mounted to your tractor . 3 / 8 " x1 " HEXBOLT • Remove the mower deck . Refer to your tractor owner's manual for removal instructions . Mark all loose parts and save for re - assembly . • Remove the tractor hood and grill assembly . Refer to your tractor owner's manual for removal instructions . ITEMS REMOVED FROM TRACTOR R . H . SIDE PLATE Store all parts that you remove from the tractor and do \ not re - use while assembling the snow thrower . , , I FIGURE 2 RIGHT SIDE VIEW 6
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Assemble a shoulder bolt , a 3 / 8 " lock washer and a Attach the R . H . Side Plate ( marked " R " ) to the right side of the tractor frame as shown in figure 5 . For the 3 / 8 " hex lock nut to the bottom hole in each side front hole use a 3 / 8 " x 1 " hex bolt , a 3 / 8 " lock washer , plate . See figure 3 . a 1 / 2 " flat washer and a 3 / 8 " hex lock nut . Use the flat washer as a shim between the frame and the side Proceed to page 8 . plate . For the rear hole use a 3 / 8 " x 1 " hex bolt , and a 3 / 8 " lock washer . Repeat for the L . H . side . 3 _ " HEX LOCK NUT NOTE : Depending on the tractor model , the bolt may insert freely into the front hole or it may screw into the hole . If the hole is not threaded , the bolt will form threads as it is screwed in . 3 _ " LOCK I _ " FLAT WASHER WASHER _ 8 " LOCK WASHER R . H . SIDE PLATE 3 / 8 " SHOULDER BOLT 3 / 8 " HEX LOCK NUT FIGURE 3 RIGHT SIDE VIEW 3 / 8 " x 1 " HEX BOLT R . H . SIDE PLATE FIGURE 5 RIGHT SIDE VIEW TRACTORS WITH AXLE MOUNTED FRONT SUSPENSION BRACKETS • Assemble a shoulder bolt , a 3 / 8 " lock washer and a • Remove the bolt from the hole on each side of the 3 / 8 " hex lock nut to the bottom hole in each side tractor frame as shown in figure 4 . plate . See figure 6 . 3 / 8 " HEXLOCKNUT REMOVE BOLT FROM THIS HOLE _ 8 " LOCK FRONT WASHER SUSPENSION BRACKET R . H . SlDE PLATE 3 / 8 " SHOULDER BOLT FIGURE 4 RIGHT SIDE VIEW FIGURE 6 RIGHT SIDE VIEW 7
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INSTALLING SHOULDER BOLTS INSTALLING HANGER BRACKETS For better clearance , lower the tractor's suspension All Tractors arms using the attachment lift lever . • Remove the bolt , washer and nut which fasten the sway bar bracket to the L . H . side of the tractor On Tractors With Foot Rest Brackets ( Figure 7 ) frame . Replace with a shoulder bolt and a 3 / 8 " hex • Remove the bolt and nut that fasten the L . H . and lock nut as shown in figure 9 . R . H . foot rest brackets to the frame . See figure 7 . • Attach the L , H . Hanger Bracket ( marked " L ' ) to the inside of the tractor frame using two 3 / 8 " x 1 " carriage bolts , 3 / 8 " lock washers and 3 / 8 " hex lock nuts . The bolt heads go on the inside of the tractor frame . Repeat for the R . H , side . See figure 7 . 3 / 8 " LOCK BOLT REMOVED WASHER / / . FROM THIS HOLE - - _ . , _ 3 / 8 " HEX SHOULDER BOLT I \ BOLTREMOVED FROM THIS HOLE 3 / 8 " HEX SWAY BAR _ . \ L _ CKNUT BRACKET FIGURE 9 LEFT SIDE VIEW t ! SUSPENSION ARM Assemble a shoulder bolt and 3 / 8 " hex lock nut to the R . H . side of the tractor frame , using the first 3 / 8 " x 1 " L . H . HANGER _ CARRIAGE empty hole to the rear of the R . H . hanger bracket . BRACKET ROlL T See figure 10 . FIGURE 7 LEFT SIDE VIEW Replace the engine pulley keeper on your tractor with the new pulley keeper supplied with the snow On Tractors Without Foot Rest Brackets ( Figure 8 ) blower . Attach the keeper to the frame using the • Find the empty hole beneath the foot rest , Attach original bolt , washer and nut . See figure 10 . the LH . Hanger Bracket ( marked " L " ) to the inside NOTE : Some tractors may already be equipped of the frame using a 3 / 8 " x 1 " carriage bolt ( head to with an identical pulley keeper . inside ) , a 3 / 8 " lock washer and a 3 / 8 " hex lock nut . See figure 8 . Repeat for the R , H . side . ORIGINAL BOLT , NUT AND WASHER 3 / 8 " LOC _ WASHER _ 3 / 8 HEX LOCK NUT I SUSPENSION ARM 3 / 8 " x1 " L . H . HANGER _ CARRIAGE BRACKET " _ BOLT FIGURE 8 LEFT SIDE VIEW FIGURE 10 RIGHT SIDE VIEW
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INSTALLING CLUTCH / IDLER ASSEMBLY Attach the snow thrower's clutch / idler assembly to This section covers the installation of the Clutch / Idler the tractor frame by sliding the notched arms at the rear of the assembly onto the two shoulder bolts assembly to tractors with attachment clutches that are assembled to the inside of the tractor frame . Lift either rod operated ( p , 9 ) , cable operated ( p . 10 ) or the front of the assembly , fitting the sides into the electric ( p . 12 ) . Use the appropriate instructions for R . H . and L . H . hanger brackets . Attach the assem - your tractor . bly to the brackets using two pivot lock pins and 1 / 8 " hairpin cotters . See figure 12 . ROD OPERATED ATTACHMENT CLUTCHES 1 / 8 " HAIRPIN COTTER • Move the attachment clutch lever on the dash PIVOT LOCK PIN panel to the disengaged ( down ) position . ENGAGEMENT ROD Screw the trunnion onto the end of the snow thrower engagement rod as shown in figure 11 . Locate the clutch arm which is found underneath the right hand side the tractor , just to the inside of the suspension arm . This is the arm that the mower clutch rod was connected to . The arm moves forward and backward as the attachment clutch lever on the dash panel is moved . Position the engagement rod to the inside of the clutch arm and insert the drilled end of the rod through the arm . Secure with a 5 / 64 " hairpin cotter . See figure 11 . ENGAGEMENTROD FIGURE 12 RIGHT SIDE VIEW TRACTOR'S CLUTCH ARM Make sure the attachment clutch lever on the dash panel is in the disengaged ( down ) position . Pivot the upper idler arm so that it rests against the stop bolt and is pointing toward the front as shown / in figure 13 . Screw the trunnion along the threads 5 / 64 " HAIRPIN of the engagement rod until it is aligned at the front COTTER end of the idler arm slot . Attach the trunnion to the slot using the 3 / 8 " flat washer and a 5 / 64 " hairpin \ cotter . See figure 13 . SUSPENSION ARM FIGURE 11 RIGHT SIDE VIEW Be sure that the loose end of the engagement rod IDLER ARM is lifted up toward the front of the tractor ( as shown in figure 12 ) when performing the next operation . 3 / 8 " FLAT You can temporarily support the rod using a rubber _ WASHER band tied to the engine pulley keeper . 5 / 64 " HAIRPIN COTTER FIGURE 13 RIGHT SIDE VIEW
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CABLE OPERATED A'n'ACHMENT CLUTCHES Assemblethe short " V " belt onto the engine pulley and then onto the large pulley on top of the clutch / Assemble the cable bracket to the clutch / idler idler assembly . The belt must be placed to the inside of the engine pulley keeper , the idler pulley assembly using two 5 / 16 " x 3 / 4 " carriage bolts , 5 / 16 " lock washers and 5 / 16 " hex Iocknuts . Use the and the keeper bolt located beside the large pulley . See figure 14 . two front holes in the cable bracket if your tractor has a 42 " mower deck . Use the two rear holes if IMPORTANT : Do Not assemble the " V " belt your tractor has a 46 " mower deck . See figure 15 . around the outside of the enaine pulley keeper or the keeper bolt . 5 / 16 " x 3 / 4 " CARRIAGE BOLT Hold this drawing above you while viewing the Clutch / Idler Assembly from underneath the tractor , Right and left in the drawing will be the reverse of the viewer's right and left . ENGINE Left Side 5 / 16 " LOCK PULLEY of Tractor WASHER KEEPER ; / 16 " HEX LOCK NUT ENGINE PULLEY FIGURE 15 • Move the attachment clutch lever on the dash panel to the disengaged ( down ) position . • Lay the clutch / idler assembly beneath the tractor . • Attach the tractor's clutch cable to the cable bracket . Secure the cable housing guide ( groove down ) to the cable bracket using the original collar and retainer spring removed from the mower deck . See figure 16 . • Place a spacer on the welded pin on the idler arm . BOLT Hook the end of the ctutch spring over the pin and secure it with a 1 / 4 " washer and a 5 / 64 " hair cotter pin . See figure 16 . 5 / 64 " HAIR COTTER PIN FIGURE 14 VIEWED FROM UNDERNEATH • Proceed to page 13 . SPACER / TRACTOR'S CLUTCH CABLE FIGURE 16 10
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Attach the clutch / idler assembly to the tractor frame Assemble the short " V " belt onto the engine pulley by sliding the notched arms at the rear of the and then onto the large pulley on top of the clutch / assembly onto the two shoulder bolts assembled idler assembly . The belt must be placed to the to the inside of the tractor frame . Lift the front of inside of the engine pulley keeper , the idler pulley the assembly , fitting the sides into the R . H . and and the keeper bolt located beside the large pulley . L . H . hanger brackets . Attach the assembly to the See figure 18 . brackets using two pivot lock pins and 1 / 8 " hairpin IMPORTANT : Do Not assemble the " V " belt cotters . See figure 17 . around the outside of the engine pulley keeper or the keeper bolt . 1 / 8 " HAIRPIN COTI'ER Hold this drawing above you while viewing the PIVOT LOCK PIN Clutch / Idler Assembly from underneath the tractor . Right and left in the drawing will be the reverse of the viewer's right and left , ENGINE Left Side PULLEY of Tractor KEEPER _ ENGINE _ j 4P _ ULLEY f b IDLER BOLT FIGURE 17 FIGURE 18 VIEWED FROM UNDERNEATH • Proceed to page 13 . 11
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ELECTRIC A'n'ACHMENT CLUTCHES • Attach the clutch / idler assembly to the tractor frame by sliding the notched rear arms of the assembly • Turn the clutch / idler assembly upside down and onto the two shoulder bolts placed on the inside of place the extra tensioning chain through the left the tractor frame . Lift the front of the assembly so front hole as shown in figure 19 . that the sides fit inside the R . H . and L . H . hanger brackets . Attach the assembly to the brackets using two pivot lock pins and 1 / 8 " hairpin cotters . See figure 21 . 1 / 8 " HAIRPIN COTTER PIVOT LOCK PIN / TENSIONING CHAIN FIGURE 19 Hook the loose spring through the end of the tensioning chain . See figure 20 . Hook the other end of the spring onto the bottom of the bolt and nut which secure the idler pulley to the upper idler arm . Hold the bolt head and assemble a 3 / 8 " hex lock nut onto the bolt , leaving it loose enough for the spring to pivot freely between the two nuts . See figure 20 . FIGURE 21 RIGHT SIDE VIEW Attach a 3 / 32 " hairpin cotter to the chain , placing it in the fifth link from the spring . See figure 20 . CHAIN Assemble the short " V " belt onto the engine pulley L . . H . SIDE ) and then onto the large pulley on top of the clutch / idler assembly . The belt must be placed to the inside of the engine pulley keeper , the idler pulley and the keeper bolt located beside the large pulley . See figure 22 on page 13 . . Place tension on the belt by pulling the left side tensioning chain out as far as the 5 / 64 " hairpin cotter will allow . Secure the chain in this position by 3 / 32 " HAIR inserting a 1 / 8 " hairpin cotter through the chain . COTTER PIN See figure 22 on page 13 . RIGHT IMPORTANT : Do Not assemble the " V " belt around LEFT SIDE SIDE the outside of the engine pulley keeper or the keeper bolt . FIGURE 20 VIEW OF BOTTOM 12
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ASSEMBLY OF THE SNOW THROWER Hold this drawing above you while viewing the Clutch / Idler Assembly from underneath the Place the lift handle into the lift bracket on the right tractor . Right and left in the drawing will be the side of the snow thrower . Fasten the handle to the reverse of the viewer's right and left . bracket using two 5 / 16 " x 1 - 3 / 4 " hex bolts , 5 / 16 " lock washers and 5 / 16 " hex nuts . See figure 23 . ENGINE Left Side PULLEY of Tractor LIFT HANDLE KEEPER 1 / 8 " HAIRPIN \ COTTER / IDLER 5 / 16 " HEX NUT " - - - " _ _ ' " / HEX BOLT KEEPER 5116 " x 1 - 3 / 4 " 5116 " LOCK BOLT WASHER LIFT BRACKET FIGURE 23 RIGHT SIDE VIEW L . NOTE : Be sure the lift release cable's plastic covering FIGURE 22 VIEWED FROM UNDERNEATH remains inserted into the trigger assembly while performing the next step . • Push the lift handle down into the locked position . Insert the end of the cable wire into the hole in the lift rod . Place the threaded fitting into the slot in the lift bracket , with one hex nut above and one hex nut and the lock washer below the slot . Tighten the nuts , adjusting them to eliminate slack in the cable wire . See figure 24 . Refer also to the Service and Adjustments section on page 20 in this manual . HINT : For easier assembly of the lift release cable , tilt the snow thrower forward onto the spiral auger . LIFT RELEASE p1 , . . _ CABLE _ \ WASRER _ ' _ \ l _ r " _ _ _ CABLE _ _ _ WIRE " - - - - - - - . _ _ _ LIFT L _ _ _ _ - ROD FIGURE 24 RIGHT SIDE VIEW 13
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• Tilt the snow thrower back down to the ground . CHUTE CRANK 5 / 16 " x I • BRACKET _ CARRIAGE BOLT • Remove the nylon tie which fastens the auger drive belt to the discharge housing , leaving the belt assembled around the pulleys . • Remove the nylon tie which fastens the chute crank rod to the crank rod support tube . • Assemble the crank rod support tube to the bracket on the left side of the thrower housing using two 5 / 16 " x 1 - 1 / 4 " carriage bolts , 5 / 16 " lock washers and 5 / 16 " hex nuts . See figure 25 . ' 5 / 16 " HEX NUT FIGURE 27 LEFT SIDE VIEW • Coat the top of the ring around the discharge opening with general purpose grease . See figure 28 . • Place the discharge chute ( facing forward ) onto the ring . Place the anti - rotation bracket on top of the 16 " LOCK chute flange , aligning it with the holes on the right WASHER hand side of the flange . Attach the three chute CRANK ROD keepers ( right side up as shown ) to the bottom of 5 / 16 " HEX NUT _ UPPORTTUBE the flange using six 1 / 4 " x 1 " hex bolts , 1 / 4 " flat FIGURE 25 LEFT SIDE VIEW washers and 1 / 4 " hex lock nuts . Tighten carefully so that the nuts are snug but do not dig into the plastic chute keepers . See figure 28 . Attach the chute tilt control assembly to the top • Place the plastic cap onto the short end of the anti - side of the crank support tube using two 5 / 16 " x rotation bracket . See figure 28 . 1 - 3 / 4 " carriage bolts , bowed washers , 5 / 16 " lock • Position the crank rod spiral so that it does not rub washers and 5 / 16 " hex nuts . See figure 26 . against the bottoms of the notches in the chute flange . Tighten the nuts . See figure 27 . CHUTE CRANK ROD _ . _ , . , _ • Check if the crank rod rotates the chute freely . If not , loosen by 1 / 4 turn each of the six hex bolts CRANK SUPPORT TUBE _ holding the chute keepers to the chute flange . TILT CONTROL HANDLE " " _ = " _ ' ! _ 7 • Secure the control cables to the crank rod support 5 / 16 " x 1 - 3 / 4 " _ ll _ " % ' J _ _ ' / / _ TILT tube using a nylon tie . CARRIABGOELT CONTROL 1 / 4 " x 1 " / / / ASSE . B ' HEX BOLT / ANTI - ROTATION BOWED WASHER _ ill 1 / 4F " LAT BRACKET 5 / 16 " HEX NUT " " FIGURE 26 LEFT SIDE VIEW PLASTIC CAP . . . . . _ _ GREASED I . - _ . r , SURFACE Attach the chute crank rod assembly brackets to the plastic bracket on the left side of the thrower housing . Align the chute crank bracket beneath the CHKUETE ' , , ER rod support bracket and assemble both to the plastic bracket using two 5 / 16 " x 1 " carriage bolts , 5 / 16 " flat washers , 5 / 16 " lock washers and 5 / 16 " hex nuts . Do not tighten yet . See figure 27 . FIGURE 28 RIGHT SIDE VIEW 14
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INSTALLING THE AUGER BELT A'I - rACHING SNOW THROWER TO TRACTOR • The auger belt comes preassembled to the pulleys on the snow thrower housing . Make sure the belt passes over the top of the auger pulley and then twists 1 / 4 turn to pass underneath each side idler NOTE : An additional person's help may be required to mount the snow thrower to the front of the tractor . pulley . The " V " side of the belt must mate with the grooves of the pulleys . See figure 30 . • Place the tractor and snow thrower on a flat , level surface so that the tractor can be rolled forward to attach the snow blower . AUGER PULLEY • Remove the Attachment Pin from the snow thrower . TWIST TWIST 1 / 4 TURN 1 / 4 TURN Extend the belt out behind the snow thrower , making sure the belt is still looped over the top of IDLER IDLER the large drive pulley and underneath the two idler PULLEY PULLEY pulleys . The " V " side of the belt must be seated in f - the grooves of all three pulleys . • Roll the tractor up behind the snow thrower , center - ing it between the snow thrower's mounting plates . FIGURE 30 Raise the rear of the snow thrower by lifting up on Push the lift handle down to increase slack in the the lift handle until the notches in the mounting belt ( attachment pin must first be removed ) . plates align with the shoulder bolts in the tractor's Remove the 1 / 8 " hairpin cotter that secures the end side plates . Guide the bolts into the notches . of the idler arm spring to the right side of the clutch idler assembly . Swing the idler arm to the left side . To ease the assembly of the auger drive belt , delay See figure 31 . the installation of the attachment pin shown in Place the auger belt around the rear pulley and figure 29 until you have assembled the belt as between the two pulleys on the idler arm . The " V " instructed for figures 30 and 31 . side of the belt must be seated in the grooves of the " V " pulleys . See figure 31 . Hold this drawing above you while viewing the A'n'ACHMENT PIN Clutch / Idler Assembly from underneath the tractor . Right and left in the drawing will be the \ 1 / 8 " HAIRPIN reverse of the viewer's right and left . COTTER 1 / 8 " HAIRPIN - SHOULDER COFFER BOLT ( Removedfrom i IDLER end ofspring ) ARM MOUNTING PLATE 110v " _ , SIDE PLATE LEFT SIDE REAR OF FIGURE 29 RIGHT SIDE VIEW TRACTOR FIGURE 31 VIEWED FROM UNDERNEATH 15
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INSTALLING THE ATTACHMENT PIN ATTACHING WEIGHT TRAY TO TRACTOR Lift the front of the snow blower to align the holes Loosen the top hex bolt on each side of the tractor in the mounting plates and the side plates . From frame at the rear . Assemble the slotted end of the the left side of the tractor install the attachment pin side braces down onto the loosened bolts . Do not through the holes , securing it with the 1 / 8 " hairpin tighten yet . See figure 33 . cotter . Refer back to figure 29 on page 15 . NOTE : If there is interference with the hex bolt when using tire chains with extra wide tires , assemble the side braces to the tractor frame using the alternate SETrlNG THE AUGER BELT TENSION instructions with figure 35 on page 17 . Pull the tensioning chain until the end of the spring Place the weight tray on top of the tractor hitch and is pulled through the hole in the side of the Clutch / fasten the side braces to it using two 5 / 16 " x 1 " Idler assembly . Install the 1 / 8 " hairpin cotter carriage bolts , 5 / 16 " lock washers and 5 / 16 " hex through the end of the spring , securing it on the nuts . Do not tighten yet . See figure 33 . outside of the Clutch / Idler assembly . See figure 32 . • Fasten the weight tray to the tractor hitch using a IMPORTANT : For correct belt tension , the 1 / 8 " 1 / 2 " x 1 - 1 / 4 " hex bolt , a 1 / 2 " lock washer and a 1 / 2 " hairpin cotter must attach to the end of the spring , hex nut . Do not tighten yet . See figure 33 . not to the chain . Fasten the cross brace to the side braces using two 5 / 16 " x 1 " carriage bolts , 5 / 16 " lock washers Hold this drawing above you while viewing the and 5 / 16 " hex nuts . See figure 33 . Tighten all Clutch / idler Assembly from underneath the loose bolts at this time . tractor . Right and left in the drawing will be the reverse of the viewer's right and left . ORIGINAL HEX BOLT or CROSS SLOTTED LEFT SIDE OF _ BRACE 5 1 " TRUSS HEAD TRACTOR , , , ° = . _ _ BOLT FLAT PULLEY 1 / 8 " / CARRIAGE HAIRPIN 1 / 2 " Lg _ , K " _ / _ _ / / _ / _ - _ BOLT WAS _ ER W : F - - . . _ " _ . . ÷ _ . . _ " ; = 7 / " H . - ( - / H / / , ' / ; . ' : LOCK WAS . ER END OF gk " RlAG f S'DEBRAO SPRING BOLT | WEIGHT TRAY FIGURE 33 FIGURE 32 VIEWED FROM UNDERNEATH 16
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• Placethe plastic keg on the weight tray and fill with CHECKLIST approximately 75 Ibs . of dry sand . • Secure the keg with the rubber tarp strap hooked Before you operate your snow thrower , please into the holes in the cross brace . See figure 34 . review the following checklist to help ensure that you will obtain the best performance from your ! snow thrower . • All assembly instructions have been completed with all bolts and nuts properly tightened . • Check the engine belt and the auger belt . Make sure they are routed properly around pulleys and inside all belt keepers . • Check discharge chute for proper rotation . • Check operation of tilt control for upper chute . • Verify that the lift handle will lock into and release from the raised transport position . ( Refer to the TARP STRAP Service and Adjustments section , ) FIGURE 34 • Check skid shoe adjustment . ( Refer to the Service and Adjustments section . ) USE THESE INSTRUCTIONS IF HEX BOLT INTERFERES WITH TIRE CHAINS • Block up the rear of the tractor to allow removal of rear wheels . Remove the rear wheels from the axle , retaining The following additional items are available from the square key and all other parts for reassembly . Sears to help enhance the performance of your • Remove the hex bolt from the top hole in the side snow thrower . of the tractor frame as shown in figure 35 . • Assemble the notched end of each side brace to • Tire chains which can be installed to improve the top hole in the each side of the tractor frame , traction . using the provided 3 / 8 - 16 x 1 " slotted truss head bolts . See figure 35 . • Rear wheel weights which can be installed in • Reassemble the wheels onto the axle , making sure addition to the rear weight tray to improve traction . to reassemble the square keys and all other parts which were removed . • Drift cutter bars which can be installed to help slice • Assemble the weight tray to the side braces as off the edges of tall drifts . instructed in figure 33 on page 16 . HOLE WITH HEX BOLT REMOVED TRUSS HEAD BOLT _ . . , _ _ _ 3 / 8 " x 1 " SLOTTED . . _ SQUARE KEY ' _ " _ SIDE BRACE FIGURE 35 17
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KNOW YOUR SNOW THROWER Read this owner's manual and safety rules before operating your snow thrower , Compare the illustration below with your snow thrower to familiarize yourself with the various controls and their locations . CHUTE TILTHANDLE CRANK ROD UPPER AND LOWER DISCHARGE CHUTE Controls CHUTE TILT HANDLE Pivots the Upper Chute up or down to control the angle and distance of discharge . direction and height of snow discharge . CRANK ROD Rotates the Lower and Upper Chutes to SCRAPER PLATE Replaceable plate that absorbs control the direction of discharge . wear and impact from contact with ground . LIFT HANDLE Used to lift or lower the snow thrower SKID SHOE Controls amount of clearance between to transport or operating position . the scraper plate and the ground . LIFT RELEASE TRIGGER Releases the lock which SPIRAL AUGER , R . H . & L . H . Feed snow to the holds the snow thrower in the transport position impeller fan at the center of the housing . BEFORE STARTING HOW TO USE YOUR SNOW THROWER • Use the end of assembly checklist to verify that all instructions have been properly completed . • Make sure the skid shoes are adjusted to maintain CAUTION : Never direct discharge adequate ground clearance between the snow towards bystanders or windows . Do not & thrower and the type of surface to be cleared . allow anyone in front of unit . ( Refer to the Service and Adjustments section . ) • Make sure the tractor engine has the correct oil for winter operation ( SAE 5W - 30 ) . Refer to tractor CONTROLLING SNOW DISCHARGE owner's manual . • To control the direction snow is thrown , the dis - charge chute has 180 degrees of rotation . Turn the HOW TO START YOUR SNOW THROWER crank rod clockwise to rotate the chute to the right . • The tractor should be sitting with the engine Turn the crank rod counterclockwise to rotate the running at full throttle . Move the attachment clutch chute to the left . to the engaged position , starting the snow thrower before the tractor clutch is engaged . To control the distance snow is thrown , the upper section of the discharge chute pivots up and down . HOW TO STOP YOUR SNOW THROWER Push forward on the chute tilt handle to pivot the • To stop the snow thrower , disengage the tractor's chute down , decreasing the distance snow is attachment clutch lever for manual clutches or the thrown . Pull back on the handle to pivot the chute clutch switch for electric clutches . Refer to your up , increasing the distance snow is thrown . tractor owner's manual 18
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RAISING AND LOWERING • In extremely deep snow , raise the snow thrower • To raise , push down on the lift handle until the from the ground to remove the top layer and drive snow thrower locks in the raised transport position . forward only until the tractors front tires reach the • To lower , push down slightly on the lift handle and uncleared bottom layer of snow . Depress the pull the trigger . With the trigger pulled , slowly lower tractor's clutch - brake pedal and allow the spiral the snow thrower until it reaches the ground . auger to clear the snow . Reverse the tractor and lower the snow thrower to the ground . Drive the CAUTION : Do not operate the snow tractor forward until the snow again becomes too thrower without the rear weight attached deep . Repeating this process into and out of drifts & to the tractor to provide extra traction will eventually clear even the deepest of snow and stability . piles . • If the snow thrower becomes clogged with snow or REMOVING SNOW jammed with a foreign object , disengage the snow Snow removal conditions vary greatly from light fluffy thrower immediately and shut off the tractor engine . snowfall to wet heavy snow . Operating instructions Unclog the snow thrower before resuming opera - tion . must be flexible to fit the conditions encountered . The operator must adapt the lawn tractor and snow thrower to depth of snow , wind direction , temperature and surface conditions . disengage snow thrower beforeand DANGER : Shut off engine unclogging discharge chute . Unclog • Before beginning operation , thoroughly inspect the using a wooden stick , not your hands . area of operation and remove all door mats , sleds , boards , wires and other foreign objects . OPERATING TIPS • The spiral auger speed is directly related to engine speed . For maximum snow removal and discharge , e Discharge snow down wind whenever possible . maintain high engine r . p . m . ( full throttle ) . It is • To help prevent snow from sticking to the snow advisable to operate the lawn tractor at a slow thrower , allow the snow thrower to reach outdoor ground speed ( 1st gear ) for safe and efficient snow temperature before using it . A light coat of wax may removal . also be applied to the inside surface of the snow • In deep , drifted or banked snow it will be necessary thrower housing and discharge chute . to use full throttle and a slow ground speed ( 1st • Use tire chains to improve traction . gear ) . Drive forward into the snow , depress the • Use rear wheel weights to improve traction . tractor's clutch - brake pedal and allow the spiral • Before the first snowfall , remove all stones , sticks auger to clear the snow . Repeat this method until a and other objects which could become hidden by path is cleared . On the second pass , overlap the the snow . Permanent obstacles should be marked first enough to allow the snow thrower to handle for visibility . the snow without repeated stopping and starting of • Overlap each pass slightly to assure complete forward motion . snow removal . CUSTOMER RESPONSIBILITIES • Read and follow the maintenance schedule and the maintenance procedures listed in this section . MAINTENANCE SCHEDULE Fill in dates as you Service Dates complete regular service . Check for loose fasteners X X X Check scraper and shoes for wear X Cleanin 9 Lubrication Section X LUBRICATION CHECK SCRAPER AND SHOES FOR WEAR • Oil all pivot points on the snow thrower . ( Refer to figures 36 and 37 on page 20 . ) • Oil the pivot points of the two idler arms on the • The scraper plate and skid shoes on the bottom of clutch / idler assembly . the snow thrower are subject to wear . To prevent , Apply penetrating oil to the control cables of the damage to the spiral auger housing , replace plate discharge chute . and shoes before wear is excessive . • Apply a good grade of spray lubricant to the trigger assembly and the chute tilt control assembly . 19
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LIFT RELEASE CABLE ADJUSTMENT CAUTION : Before servicing or adjusting • If the lift red does not lock the snow thrower the snow thrower , shut off the engine , securely in the transport position , loosen the upper remove the spark plug wire ( s ) , set the & hex nut on the lift bracket a few turns and tighten parking brake and remove the key from the lower hex nut . Refer to figure 24 on page 13 . the tractor ignition . • if the lift rod fails to unlock completely to lower the snow thrower , loosen the lower hex nut on the lift REPLACING AUGER BELT bracket a few turns and tighten the upper hex nut . • Disengage the tractor's attachment clutch . Refer to figure 24 on page 13 . • Lower the snow thrower to the ground . • Remove the attachment pin . CLUTCH DISENGAGEMENT ADJUSTMENT • Lock the snow thrower's lift handle in the down ( Only tractors with clutch engagement rods . ) position to decrease belt tension . If the spiral auger on the snow thrower does not stop • Release the spring tension from the auger belt idler when the attachment clutch lever on the tractor is arm on the bottom of the clutch / idler assembly . disengaged , then adjustment is necessary . Proceed as • Remove the auger drive belt from the clutch / idler follows . Refer back to figure 13 on page 9 . assembly and from the spiral auger housing . • Place the attachment clutch lever in the disen - • Install new belt over top of large auger drive pulley gaged position . and under the two side idler pulleys . Twist the belt • Remove the hairpin cotter from the engagement 1 / 4 turn to seat the " V " of the belt in the groove of rod trunnion and lift the trunnion out of the hole in each idler pulley . Refer to figure 30 on page 15 . the idler arm . Assemble the belt onto the clutch / idler assembly . • Screw the trunnion a few turns towards the front Refer to figures 31 and 32 on pages 15 and 16 . end of the rod . • Replace the trunnion into the hole in the idler arm SKID SHOE ADJUSTMENT and secure it with the hairpin cotter . • The skid shoes are mounted on each side of the Check the operation of the snow thrower . If the spiral auger housing . They regulate the distance spiral augers still do not stop , repeat the above the scraper plate is raised above the plowing steps unti _ the augers stop when the attachment surface . When removing snow from a gravel clutch lever is placed in the disengaged position . driveway or and uneven surface , it is advisable to keep the scraper plate as high above the surface SPIRAL AUGERS as possible to prevent possible damage to the • The spiral augers are secured to the auger shaft spiral auger , On blacktop or concrete surface , keep with two shear bolts and hex lock nuts . If you hit a the scraper plate as close to the surface as pos - foreign object or if ice jams the augers , the snow sible . thrower is designed so that the bolts will shear . • Raise the snow thrower off the ground and place a • ff the augers will not turn , check to see if the shear block under each end of the scraper plate . Loosen bolts have sheared . See figure 37 . Two replace - the six hex nuts securing the skid shoes to the ment shear bolts and hex lock nuts have been housing . Adjust the skid shoes up or down and provided with the snow thrower . For future use retighten the nuts securely . Adjust both skid shoes order part number 710 - 0890A shear bolt and to the same height to keep the housing and the number 43064 hex rock nut . scraper plate level . See figure 36 . GEAR HOUSING SKID SHOE / SHEAR BO _ AND SCRAPER HEX LOCK NUT PLATE SKID SHOE I FIGURE 36 FIGURE 37 2O
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STORAGE RECOMMENDATIONS ADDITIONAL PARTS TO REMOVE AT END OF SEASON • Lower the snow thrower to the ground . • Remove the snow thrower from the tractor . • Clean the snow thrower thoroughly . Wash off any • Remove the clutch / idler assembly . ( The two hanger salt deposit which may have dried on the thrower brackets and the two shoulder bolts may be left and housing . attached to the tractor frame . ) • Any bare metal that has become exposed should • Remove the drive belt from the engine pulley . be painted or coated with a light oil to prevent rust . • Remove the engine pulley keeper and replace it • Store in a dry place . with the tractor's original engine pulley keeper ( rod or cable operated attachment clutches only ) . REMOVING THE SPIRAL AUGER HOUSING • Remove the engagement rod from the tractor's • Lower the snow thrower to the ground . clutch arm ( rod operated attachment clutches only ) . See figure 11 on page 9 . • Remove the attachment pin . See figure 29 on page 15 . • If a rear mounted attachment is to be used , remove • Lock the snow thrower's lift handle in the down the rear weight tray by removing the bolt from the position to decrease belt tension . tractor hitch and loosening the two bolts fastening • Release the spring tension from the auger belt idler the tray's side braces to the tractor . Be sure to arm on the bottom of the clutch / idler assembly , retighten the two bolts in the side of the tractor . • Remove the auger drive belt from the clutch / idler See figure 33 on page 16 . assembly . See figure 31 on page 15 . e If a front mounted attachment is to be used , • Pull the spiral auger housing assembly off of the remove the side plates from the tractor . Be sure to tractor . assemble bolts back into the empty holes in the tractor frame . See figures 1 and 2 on page 6 . PROBLEM CAUSE CORRECTION Spiral augers don't turn 1 . Increase tension on V belt 1 . Upper or lower V belt too loose 2 . Upper or lower V belt broken 2 . Replace V belt 3 . Shear bolts are sheared . 3 . Replace shear bolts Clogged discharge chute 1 , Tractor ground speed too fast 1 . Use lower tractor gear 2 . Tractor throttle set too low 2 . Increase to full throttle 3 . Snow too deep 3 . Raise the snow thrower 4 . Snow melts during contact with , 4 . Allow snow thrower to cool to the snow thrower outdoor temperature before using Snow thrower stalls tractor engine 1 . Object jammed in spiral auger 1 . Stop engine , disengage the snow thrower clutch and clear the auger 2 . Hard or heavy snow 2 . Increase to full throttle and decrease ground speed Front wheels slide instead of steering Not enough traction at front wheels 1 . Increase scraper plate clearance by lowering skid shoes 2 . Pull down on lift handle to increase weight on front wheels Snow thrower rides up over snow 1 . Tractor ground speed too fast 1 . Reduce ground speed 2 . Lower the skid shoes so that fTont 2 . Bottom snow is icy or hard packed of skid shoe is lower than the rear 21
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REPAIR PARTS FOR MODEL 486.24839 40 " SNOW THROWER 78 77 28 34 12 21 74 / 17 34 31 94 37 19 16 33 ! 8 30 23 _ - 91 98 92 21 \ 63 9 27 \ 21 . 87 27 29 49 21 100 47 65 43 82 49 65 25 7 o 95 49 _ / 99 84 64 _ 60 45 68 22
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REPAIR PARTS FOR MODEL 486.24839 40 " SNOW THROWER REF . PART QTY . _ DESCRIPTION REF . PART QTY . DESCRIPTION NO . NO . NO . NO . 1 05931 1 Housing , Bearing 55 714 - 0161 2 Key 2 63562 1 Housing Assembly 56 741 - 0919 2 Bearing , Ball 3 618 - 0161A 1 Gear Assembly 57 08253B 1 Housing , Bearing 4 63579 1 Chute Crank Rod Assembly 58 15296A 1 Housing , Open Bearing 5 63768 1 Impeller Assembly 59 14088B 1 Spacer , Spindle 6 24278 1 Scraper Plate 60 44377 2 Hex Bolt , 3 / 8 - 24 x 1 " 7 703 - 2734 1 Bracket , Housing Brace 61 736 - 0247 2 Washer , 8 703 - 2735A 1 Bracket , Chute Crank 62 43063 3 Hex Bolt , 5 / 16 - 18 x 1 " 9 703 - 2736 1 Cover , Belt 63 46989 1 Belt , V Type Drive ! 0 705 - 5226 1 Chute Reinforcement 64 47278 1 Belt , V Type Auger 11 705 - 5269 1 Spiral Assembly , L . H . ( not shown ) 65 47044 3 Pulley , V Type 4 " 12 705 - 5270 1 Spiral Assembly , R . H . 66 47026 1 Pulley , V Type 13 43182 2 Hex Bolt , 5 / 16 - 18 x 3 / 4 " Lg . 67 47025 1 Hex Bolt , 5 / 16 - 18 x 3 - 1 / 2 " 14 44950 5 Carriage Bolt , 1 / 4 - 20 x 3 / 4 " 68 43432 1 Hex Bolt , 3 / 8 - 16 x 2 - 1 / 2 " 15 44917 1 Palnut , 3 / 8 " 69 731 - 0851A 3 Chute Keeper 16 44326 4 Carriage Bolt , 5 / 16 - 18 x 1 " Lg . 70 43661 6 Hex Bolt , 1 / 4,20 x 1 " 17 43080 13 Carriage Bolt , 5 / 16 - 18 x 3 / 4 " Lg . 71 43054 3 Hex Bolt , 3 / 8 - 16 x 2 " 18 46703 6 Bolt , Self - Tap 5 / 16 " x 3 / 4 " 72 731 - 1300A 1 Chute , Lower 19 710 - 0890A 2 Bolt , Shear 5 / 16 - 18 x 1 - 1 / 2 " 73 710 - 0896 1 Screw , 1 / 4 - 14 x 5 / 8 " 20 43088 5 Washer , 1 / 4 " 74 43681 1 Carriage Bolt , 5 / 16 - 18 x 1 - 1 / 2 " 21 43064 35 Hex Lock Nut , 5 / 16 - 18 Thd . 75 24571 1 Spacer 22 43013 5 Hex Lock Nut , 1 / 4 - 20 76 731 - 1320 1 Chute , Upper 23 43083 4 Hex Nut , 5 / 16 - 18 77 731 - 1313B t Guide , Cable 24 715 - 0114 2 Spiral Pin , 1 / 4 " x 1 - 1 / 2 " Lg . 78 784 - 5594 1 Bracket , Cable 25 750 - 0437 2 Bushing 79 24472 1 Spacer , Pivot 26 731 - 1379A 1 Chute Adapter 80 746 - 0929 1 Cable , Chute Control With Clip 27 43086 22 Lock Washer , 5 / 16 " 81 746 - 0928 1 Cable , Chute Control 28 736 - 0188 6 Washer , . 76 " x 1.49 " x . 06 " 82 43070 7 . Washer , 3 / 8 " 29 736 - 0231 1 Washer , . 344 " I . D . x 1.125 " O . D . 83 46959 1 Spring 30 43081 16 Washer , 5 / 16 " Std . WrL 84 46963 2 Chain 31 47615 2 Bearing , Flange 85 43055 1 Pin , Hair Cotter , 3 / 32 " 32 741 - 0309 1 Bearing , Ball 86 43038 2 Pin , Pivot Lock 33 741 - 0475 2 Bushing , Plastic 3 / 8 " 87 23727 1 Spacer 34 741 - 0493A 4 Bearing , Split , 3 / 4 " 88 43088 7 Washer , 1 / 4 " 35 24279 2 Skid Shoe 89 43343 4 Pin , Hair Cotter # 4 ( 1 / 8 " ) 36 24294 1 Frame Clutch and Pulley 90 43350 4 Carriage Bolt , 3 / 8 - 16 x 1 " 37 784 - 5618 2 Housing , Bearing 91 47134 3 Pin , Hair Cotter 5 / 64 " 38 24393 1 Bracket , Chute Crank 92 711 - 0198 1 Trunnion 39 24281 1 Bracket , Idler 93 24394 1 Bracket , Chute Anti - rotation 4O 63904 1 Idler Arm Assembly 94 1643 - 60 1 Plastic Cap 41 24286 1 Spacer , Pivot 95 63566 1 Hanger Bracket Assembly , R . H . 42 63762 1 Idler Bracket Assembly 96 63567 1 Hanger Bracket Assembly , L . H . 43 41576 2 Hex Bolt , 3 / 8 - 16 x 1 - 3 / 4 " 97 47043 1 Keeper , Engine Pulley 44 47600 1 Hex Bolt , 5 / 16 - 24 x 1 " ( Locking ) 98 46948 1 Rod , Engagement 45 756 - 0405 2 Pulley , Flat 3 - 3 / 4 " 99 738 - 0234 4 Bolt , Shoulder 46 43015 1 Hex Nut , 3 / 8 - 16 100 24466 2 Bracket , Down Stop 47 711 - 0242 1 Spacer 101 47620 1 Spring 48 46981 1 Pulley , V Type 9 " 102 47607 1 Spring , Torsion 49 43082 17 Nut , Hex Lock , 3 / 8 - 16 103 23625 1 Spacer 50 46982 1 Pulley , V Type 5 - 1 / 2 " 104 43509 1 Hex Bolt , 3 / 8 - 16 x 2 - 3 / 4 " Lg . 51 738 - 0680 1 Shaft 105 47598 6 Hex Lock Nut , 1 / 4 " Wash . Face 52 750 - 0456 1 Spacer 106 47605 1 Washer , Flat 3 / 8 " 53 750 - 0660 1 Spacer 107 24558 1 Cable Bracket 54 43003 13 Lock Washer , 3 / 8 " 47721 1 Owner's Manual 23
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REPAIR PARTS FOR MODEL 486.24839 40 " SNOW THROWER 52 47 51 26 1 _ 50 53 18 \ 52 t \ 42 43 I \ f 39 4O 18 74 15 63 14 56 6 54 8 6 78 _ 3 \ _ 9 55 23 12 6O 1 16 \ / 61 / _ 28 69 5 / 31 24 62 61 / 6O 1 5 18 81 62 22 63 58 \ \ 73 61 60 57 61 60 \ 18 65 38 ao \ \ 36 35 75 76 A 24
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REPAIR PARTS FOR MODEL 486.24839 40 " SNOW THROWER PART QTY . i PART QTY . DESCRtPTION REF DESCRIPTION REF . NO . NO . NO . 703 - 2735A 1 63764 1 Lift Shaft Assembly 41 Bracket , Chute Crank 720 - 0201A 1 2 710 - 0865 2 Hex Bolt , 1 / 2 - 13 x 1 " 42 Knob , Crank 44917 1 3 710 - 0367 2 Palnut , 3 / 8 " Hex Bolt , 5 / 8 - 11 x 1 - 1 / 4 " 43 43850 1 4 711 - 0332 2 Pin , Bracket Lift 44 Pin , Roll 1 / 8 " x 5 / 8 " 5 712 - 0261 2 63579 1 Nut , Hex Lock 5 / 8 - 11 Thread 45 Assembly , Chute Crank Rod 784 - 5604 1 6 43262 6 Handle , Chute Tilt Nut , Hex Lock 1 / 2 - 13 46 Knob 8 142 4 720 - 0232 1 Pin , Cotter 1 / 8 " x 3 / 4 " 47 9 43093 1 603 - 0302 1 Pin , Cotter 1 / 8 " x 1 - 1 / 2 " 48 Assembly , Chute Tilt Bracket IR19171616 6 731 - 1313B 1 10 Washer , 17 / 32 " x 1 " 49 Guide , Cable 12 746 - 0928 1 Cable , Chute Control 741 - 0192 2 Bearing , Flange With Flats 50 746 - 0929 1 13 783 - 0380 2 Link , 15.80 " Long 51 Cable , Chute Control with Clip 43064 3 14 783 - 0381 2 Nut , Hex Lock 5 / 16 - 18 Link , 11.75 " Long 52 43081 2 15 24476 2 Washer , 5 / 16 " Link , 4.88 " Long 53 24285 1 16 24311 1 Rod , Spacer 54 Plate , Mounting ( LH . ) 24284 1 17 47599 2 Hex Bolt , 5 / 16 - 18 x 1 " ( Locking ) 55 Plate , Mounting ( R . H . ) 47093 1 18 43086 16 Lock Washer , 5 / 16 " 56 Keg , Plastic 23812 2 19 24298 1 Bracket , Lift 57 Brace , Side ( Weight Tray ) 24288 1 20 683 - 0130 1 Assembly , Handle Uft Bracket 58 Brace , Cross ( Weight Tray ) 24289 1 21 747 - 3248A 1 Rod , Index Lift 59 Tray , Weight 47631 4 22 47277 1 Screw , Hex Slotted # 10 60 Hex Bolt , 3 / 8 - 16 x 1 " Serf Tap 43003 6 23 732 - 0306 1 Lock Washer , 3 / 8 " Spring , Compression 61 43082 4 24 _ 19131316 1 Nut , Hex Lock 3 / 8 - 16 Washer , 13 / 32 " x 13 / 16 " 62 43083 10 25 736 - 0400 1 Nut , Hex 5 / 16 - 18 Washer , . 218 " x , 62 " 63 43084 2 26 43080 1 Hex Bolt , 5 / 16 - 18 x 1 - 3 / 4 " Carriage Bolt , 5 / 16 - 18 x 3 / 4 " 64 44326 4 27 43182 2 Carriage Bolt , 5 / 16 - 18 x 1 " Hex Bolt , 5 / 16 - 18 x 3 / 4 " 65 43351 1 28 _ 1911111 _ 2 Washer , 11 / 32 x 11 / 16 x 3 / 64 66 Hex Bolt , 1 / 2 - 13 x 1 - 1 / 4 " 43353 1 29 47338 1 Lock Washer , 1 / 2 " Pin , Spring 1 / 4 " x ! - 1 / 2 " 67 43682 2 30 46954 1 Pin , Attachment 68 Carriage Bolt , 5 / 16 - 18 x 1 - 1 / 4 " 43790 1 31 43343 1 Pin , Haircotter # 4 ( 1 / 8 " ) 69 Strap , Tarp 25 " Long 44215 2 32 24654 1 Plate , Side ( R . H . ) 70 Carriage Bolt , 5 / 16 - 18 x 1 - 3 / 4 " 44695 2 33 24653 1 Washer , Bowed Plate , Side ( L . H . ) 71 712 - 0206 1 34 47326 1 Tube , Uft Handle 72 Nut , Hex 1 / 2 - 13 738 - 0234 2 135 47555 1 Bolt , Shoulder Cable , Lift 73 _ 36 726 - 0 ! 78 3 712 - 0127 1 Nut , Flat Weld # 10 - 24 74 Tie , Nylon i 63755 1 37 710 - 1233 1 Screw , Oval # 10 - 24 x 1 " 75 Assembly , Cable Release Trigger 47317 1 38 46446 1 Grip , Handle 76 Plastic Cap 43601 1 39 47027 1 Washer , 1.59 " x 1.032 " x . 060 " Tube , Crank Rod Support 77 47336 1 40 741 - 0475 2 Bushing , 3 / 8 " Plastic 78 Pin , Spring 5 / 32 " x 1 - 1 / 2 " 79 47361 2 Slotted Truss Hd . Bolt , 3 / 8 - 16 x 1 " 80 47554 1 Housing , Trigger 81 R19172410 2 Washer , 1 / 2 " 25
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NOTES I ' 26
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I 10 ° 0 CAUTION : DO NOT OPERATE YOUR TRACTOR AND SNOW THROWER ON A SLOPE IN EXCESS OF 10 DEGREES . BE SURE OF YOUR TRACTOR'S TOWING AND BRAKING CAPABILITIES BEFORE & OPERATING ON A SLOPE . AVOID ANY SUDDEN TURNS OR MA - NEUVERS WHILE ON A SLOPE .
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For in - home major brand repair service : Call 24 hours a day , 7 days a week 1 - 800 - 4 - MY - HOME " 0 - 800 - 469 - 4663 ) Para pedir servicio de reparaci6n a domicilio - 1 - 800 - 676 - 5811 In Canada for all your service and parts needs call - 1 - 600 - 665 - 4455 Au Canada pour tout le service ou les pi _ ces For the repair or replacement parts you need : Call 7 am - 7 pm , 7 days a week 1 - 800 - 366 - PART ( 1 - 800 - 366 - 7278 ) Para ordenar piezas con entrega a domicilio - 1 - 800 - 659 - 7084 For the location of a Sears Parts and Repair Center in your area : Call 24 hours a day , 7 days a week 1 - 800 - 488 - 1222 For information on purchasing a Sears Maintenance Agreement or to inquire about an existing Agreement : Call 9 am - 5 pm , Monday - Saturday 1 - 800 - 827 - 6655 I TheServiceSideof Sears " PRINTED IN U . S , A . FORM NO . 47721 ( REV . 11 / 99 )
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047721 Manual
163764 Lift shaft assembly
10R19171616 Washer
12741-0192 Flange bearing
13783-0380 Link, 15.80" long
14783-0381 Link, 11.75" long
1524476 Link, 4.88" long
1624311 Spacer rod
1747599 Hex bolt
1843086 Washer 8pk
1924298 Lift bracket
2710-0865 Hex bolt, 1/2-13 x 1" (grade 5) (3)
20683-0130 Handle lift
21747-3248A Lift latch rod
2247277 Hex screw
23732-0306 Spring, compression
24R19131316 Flat washer 3/8" std. (6) (common hardware may ...
25736-0400 Flat washer
2643080 Carr bolt
2743182 Screw 5pk
28R19111116 Washer
2947338 Spring pin
3710-0367 Hex bolt
3046954 Attachment pin
3143343 Pin 2pk
3224654 Plate, side (r.h.)
3324653 Plate, side (l.h.)
3447326 Lift handle
3547555 Lift cable
36712-0127 Flat weld nut
37710-1233 Oval screw, #10-24 x 1"
3846446 Handle grip
3947027 Crank rod tube
4711-0332 Lift bracket
40741-0475 Plastic bush
41703-2735A Chute bracket
42720-0201A Crank knob
4344917 Pal nut
4443850 Pin 5pk
4563579 Assembly, chute crank rod
46784-5604 Handle, chute tilt
47720-0232 Knob
48603-0302 Assembly, chute tilt bracket
49731-1313B Guide - cable
5712-0261 Nut-lock
50746-0928 Chute control
51746-0929 Chute control
5243064 Nut 8pk
5343081 Washer 8pk
5424285 Mount bracket
5524284 Plate, mounting (r.h.)
5647093 Keg
5723812 Mounting arm bag
5824288 Cross brace
5924289 Tray
643262 Nut 5pk
6047631 Hex bolt, 3/8" x 1" (thd. forming) (6)
6143003 Washer 8pk
6243082 Lock nut
6343083 Nut 8pk
6443084 Screw 2pk
6544326 Carriage bolt
6643351 Seat bolt
6743353 Washer-12in
6843682 Carriage bolt, 5/16-18 x 1-1/4 "(2)
6943790 Tarp strap
7044215 Carriage bolt
7144695 Bowed washer
72712-0206 Nut
73738-0234 Shoulder bolt
74726-0178 Tie
7563755 Housing trigger
7647317 Cap
7743601 Washer
7847336 Spring pin
7947361 Slotted truss hd. bolt, 3/8-16 x 1" (2)
8142 Pin 8pk
8047554 Housing trigger
81R19172410 Washer
943093 Pin 8pk
105931 Housing , bearing
10705-5226 Chute reinforcement
10024466 Bracket, down stop
11705-5269 Spiral
12705-5270 Spiral
1343182 Screw 5pk
1444950 Carriage bolt
1544917 Pal nut
1644326 Carriage bolt
1743080 Carr bolt
1846703 Screw
19710-0890A Shear bolt
263562 Housing assembly
2043088 Washer 8pk
2143064 Nut 8pk
2243013 Nut 8pk
2343083 Nut 8pk
24715-0114 Pin
25750-0437 Bushing
26731-1379A Chute adapter
2743086 Washer 8pk
28736-0188 Washer
29736-0231 Washer
3618-0161A Gear
3043081 Washer 8pk
3147615 Flange bearing
32741-0309 Ball bearing
33741-0475 Plastic bush
34741-0493A Split bearing
3524279 Rear Skid shoe
3624294 Clutch frame
37784-5618 Bearing housing
3824393 Bracket, chute crank
3924281 Idler bracket
463579 Assembly, chute crank rod
4063904 Idler arm
4124286 Pivot spacer
4263762 Idler bracket
4341576 Screw,hhcs,3
4447600 Hex bolt
45756-0405 Pulley
4643015 Nut 8pk
47711-0242 Spacer
4846981 Pulley, v type 9"
4943082 Lock nut
563768 Impeller
5046982 Nut, hex lock, 3/8-16 (8)
51738-0680 Shaft
52750-0456 Spacer
53750-0660 Spacer
5443003 Washer 8pk
55714-0181 Key (2)
56741-0919 Ball bearing
57082538 Housing, bearing
5815296A Bearing housing
5914088B Spacer spindle
624278 Scraper plate
6044377 Bolt
61736-0247 Flat washer
6243063 Screw 5pk
6346989 Belt, v type drive (55")
6447278 Belt
6547044 Pulley, v type 4"
6647026 Pulley, v type
6747025 Hex bolt, 5/16-18 x 3-1/2"
6843432 Bolt, 3/8-16 x 2-1/2" hex head (4) (standard ha...
69731-0851A Chute keeper
7703-2734 Housing brace
7043661 Hex head bolt
7143054 Scw wlkwshr
72731-1300A Chute
73710-0896 Hex screw
7443681 Carriage bolt
7524571 Spacer
76731-1320 Chute
77731-1313B Guide - cable
78784-5594 Cable bracket
7924472 Spacer pivot
8703-2735A Chute bracket
80746-0929 Chute control
81746-0928 Chute control
8243070 Washer 8pk
8346959 Spring
8446963 Tension chain
8543055 Pin 2pk
8643038 Lock pin
8723727 Spacer
8843088 Washer 8pk
8943343 Pin 2pk
9703-2736 Cover, belt
9043350 Bolt fin hex 3/8-16 unc x 1 gr. 5
9147134 Pin clip
92711-0198 Trunnion
9324394 Bracket, chute anti-rotation
941643-60 Knob
9563566 Bracket
9663567 Hanger bracket assembly, l.h.
9747043 Pulley keeper
9846948 Rod, engagement
99738-0234 Shoulder bolt