Craftsman 24838 - 42 in. Lawn Tractor Snow Thrower, Operator'S Manual

Page 1: ...Missing Parts or Assembly Questions Call 1 866 576 8388 CAUTION Before using this product read this manual and follow all Safety Rules and Operating instructions Safety Assembly Operation Maintenance Parts Sears Roebuck and Co Hoffman Estates IL 60179 U S A www sears corn craftsman PRINTED iN U S A FORM NO 49812 2 06 ...

Page 2: ...r commercial or rental purposes this warranty applies for only 90 days from the date of purchase Tl_is warranty gives you specific legal rigl_ts and you may also have other rights which vary from state to state Sears Roebuck and Co D817WA Hoffm_n Estates IL 60179 These and other accessories are recommended for use with your unit Call 1 8O0 4 MY HOME to find out if they are available If avaJlabJe t...

Page 3: ...bnormally stop the engine immediately and check for the cause Vibration is generally a warning of trouble Stop the engine whenever you leave the operating position before unclogging the snow thrower or making any adjustments or inspections Take all possible precautions when leaving the unit unattended Disengage the attachment clutch lever or switch lower the snow thrower shift into neutral set the...

Page 4: ...SHOWN ACTUAL SiZE i A i i i i B t j L i F R j W X I i_ i FF NOT SHOWN ACTUAL SiZE GG HH i_ II JJ KK _ LL NN ii O0 PP _ RR _ SS ...

Page 5: ...arriage Bolt 5 18 x 1 1 4 X 3 Washer 3 8 Y 2 Bowed Washer Z 8 Flanged Nut 1 4 AA 1 Flanged Nut 5 16 BB 12 Flanged Nut 3 8 CO 21 Nylock Nut 5 18 2 spare parts DD 2 Hex Lock Nut 3 8 EE 1 Nylock Nut 1 2 FF 1 Tarp Strap GG 1 Spring HH 3 Chute Keeper II 1 T_unnion JJ 2 Hairpin Cotter 5 64 Carriage Bolt 5 16 x 1 Carriage Bolt 5 18 x 3 4 Shoulder Bolt Shoulder Bolt Shear Bolt spare parts Lock Washer 3 8 ...

Page 6: ...1 LiftHandle andCable 12 CableBracket 13 Plastic Keg 14 LH Hanger Bracket Outside Mounting 15 R H Hanger Bracket Outside Mounting 16 ClutchIdlerAssembly 17 V Belt Drive Short 46989 18 V Belt Drive Long 48138 19 V Belt Auger Attached toHousing Assembly 20 Chute andControl Cable Assembly 21 Housing Assembly 22 Weight Tray 23 LH Hanger Bracket Inside Mounting 24 R H Hanger Bracket insideMounting Hard...

Page 7: ...OWERDECK SUSPENSION BRACKET CAUTION Before starting to assemble the snow thrower remove the spark plug wire s set the parking brake and remove the key from the tractor ignition TRACTOR PREPARATION Before performing these instructions refer to the Service and Adjustments section of your tractor owner s manual for specific safety instructions Allow engine muffler and exhaust deflector to cool before...

Page 8: ... FIGURE 4 RIGHT BiDE VIEW INSTALL HANGER BRACKETS AND SHOULDER BOLTS TO OUTSIDE OF FRAME STEP 5 BEE FIGURE 8 Remove the bolt if present in the hole directly behind the brake rod on the left side of the tractor frame Attach the L H Hanger Bracket tube facing out to the hole using a 5 16 x 3 4 self threading bolt 1 Install a round head shoulder bolt Q into the hole that is 9 1 2 to the rear of the b...

Page 9: ...carriage bolt O and a 5 16 nylock nut CC Place the bolt in the front hole of the bracket and in the end o1the slot closest 1othe pulley Do not tighten yet 5 16 x 3 4 __ CARRIAGE BOLT O CABLE FIGURE 9 t_ _ 5 16 NYLOCK NUT CC STEP 10 SEE FIGURE 10 Two different length drive belts are included with your snow thrower Tractors with manual attachment clutches and single front deck suspension brackets us...

Page 10: ...RACTOR STEP 12 SEE FIGURE 12 Attach the clutch idler assembly to the tractor frame Hook the notched suspension arms onto the two shoulder bolts Q assembled to the outside of the tractor frame Lift the front of the assembly and attach it to the R H and L H hanger brackets using two pivot lock pins MM and 1 8 hakpin cotters KK LH HANGER PIVOT LOCK PIN MM BRACKET use this hole FIGURE 12 VIEWED FROM L...

Page 11: ...rpin cotter LL to the chain placing it in the fifth link from the spring SPRING 5TH LINK ATTACH SPRING HERE LOCK NUT CHAIN L N SIDE 1 3 32 HAIR COTTER PIN LL LEFT SIDE FIGURE 16 ViEW OF BOTTOM STEP 16 SEE FIGURE 15 Turn the clutch idler assembly upside down and place the extra tensioning chain PP through the left front hole r LEFT FRONT HOLE TENSIONING CHAIN PP FIGURE 16 SELECTTHE CORRECT DRIVE BE...

Page 12: ...rame Lift the front of the assembly and attach it to the R H and L H hanger brackets using two pivot lock pins MM and 1 8 hairpin cotters KK PIVOT LOCK PIN MM LH HANGER SHOULDER BRACKET BOLT Q 1 8 HAIRPIN COTTER KK STEP 20 SEE FIGURE 19 Assemble the drive belt onto the engine pulley first and then onto the large pulley on top of the c_utch idler assembly Place the belt to the inside of the idler p...

Page 13: ...olts Repeat for the L H side NOTE If you installed a bolt in the fourth hole in step 21 assemble a 5 16 flange nut AA onto the bolt after the side plate is installed Go to step 28 oH this page 5 16 x 1 CARRIAGE BOLT N SEE NOTE 1 2 WASHER V 5 16 FLANGED NUT AA SEE NOTE 3 318 x 1 I THREAD FORMING 3 3 8 LOCK BOLTS G WASHERS S REMOVE BOLTS IF PRESENT _ k SUSPENSION i i BRACKET FIGURE 22 RIGHT SIDE VIE...

Page 14: ...ch the L H Hanger Bracket marked L to the inside of the frame using a 3 8 x 1 carriage bolt K and a 3 8 flanged nut BB Bolt head goes on inside of tractor frame Repeat for the RH side 3 8 FLANGED NUT HH 3 8 x 1 f CARRIAGE BOLT K SUSPENSION ARM L H H NGER BRACKET iNSTALLING SHOULDER BOLTS STEP 27 SEE FIGURE 27 Remove the bolt washer and nut which fasten the sway bar bracket to the LH side of the tr...

Page 15: ...TCH ARM ENGAGEMENT ROD H SUSPENSION ARM 5164 HAIRPIN COTTER JJ REMOVE EXTENSION BOLT AND NUT IF PRESENT FIGURE 29 RIGHT SIDE VIEW STEP 30 SEE FIGURE 30 Attach the two suspension arms to the inside of the clutch idler assembly using two 5 16 x 3 4 hex bolts E 5 16 washers U and 5 16 nylock nuts CC for each _rm Place the washers between the arms and the assembly frame 5 16 NYLOCK NUT CC 5 16 WASHER ...

Page 16: ...he front end of the idler arm slot Attach the trunnion ll to the slot using the 3 8 thin washer W and a 5 64 hairpin cotter JJ Remove the engine pulley keeper from the side of the tractor frame by removing the washer and nut that secure the keeper Attach the new pulley keeper supplied with the snow thrower reusing the original bolt washer and nut NOTE Some tractors may already be equipped with a p...

Page 17: ...f the belt DO NOT USE the other belt Slightly loosen the hex bolt next to the flat idler pulley Install the drive belt down between the hex bolt and the flat idler pulley with the flat side o1the belt against the puEley Retighten the hex bolt Loop the belt around the large v pulley placing it between the v pulley and the hex bolt next to the pulley HEX BOLTS FLATIDLER PULLEY 46989 DRIVE BELT FIGUR...

Page 18: ...the assembly and attach it to the RH and L H hanger brackets using two pivot lock pins MM and 1 8 hairpin cotters KK NEW ENGINE PULLEY KEEPER WITH ORIGINAL BOLT NUT AND WASHER PIVOTLOCK PIN MM use second hole 1 8 HAIRPIN COTTER N STEP 40 SEE FIGURE 40 Assemble the short V belt onto the engine pulley and then onto the large pulley on top of the c_utch idler assembly The belt must be placed to the i...

Page 19: ... idler arm Hold the bolt head and assemble a 3 8 hex lock nut DD onto the bolt leaving enough space for the spring to pivot freely between the two nuts Attach a 3 32 hairpin cotter LL to the chain placing it in the fifth link from the spring ATTACH SPRING HERE SPRING 5TH LINK CHAIN LH SIDE 3 32 HAIR COTTER PIN LL RIGHT LEFT SIDE SIDE FIGURE 43 VIEW OF BOTTOM _ _ LEFT FRONT HOLE TENSIONING CHAIN PP...

Page 20: ...olts you assembled to the inside of the tractor frame Lift the front of the assembly and attach it to the RH and L H hanger brackets using two pivot lock pins MM and 1 8 hairpin cotters KK 1 8 HAIRPIN COTTER KK PIVOT LOCK PIN MM STEP 47 SEE FIGURE 46 Assemble the drive belt onto the engine pulley and then onto the large pulley on top of the dutch idler assembly The belt must be placed to the insid...

Page 21: ...y of the lift release cable tilt the snow thrower forward onto the spiral auger STEP 50 SEE FIGURE 49 Tilt the snow thrower back down to the ground 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 c_ank rod to the crank rod support tube Assemble the crank rod support tube to t...

Page 22: ...x 1 4 x 1 hex bolts F 1 4 fiat washers T and 1 4 flanged lock nuts Z Tighten carefully so that timenuts are snug but do not dig into the plastic chute keepers Place the plastic cap NN onto the short end of the anti rx_tation bracket Position the crank rod spiral see figure 51 so that it does not rub against the bottoms of the notches in the chute flange Tighten the nuts Check if the c_ank rod rota...

Page 23: ... belt as instructed in steps 56 and 57 ATTACHMENT PIN After it_sta ingauger belt 1 8 HAiRPiN X COTTER KK SHOULDER BOLT SIDE PLATE MOUNTING PLATE FIGURE 54 RIGHT SIDE VIEW BEFORE INSTALLING THE AUGER BELT STEP 58 SEE FIGURE 88 The auger be_t 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 under...

Page 24: ...ING TO LT LAWN TRACTORS WITH A SINGLE FRONT DECK SUSPENSION BRACKET STEP 60 SEE FIGURE 88 NOTE Go to step 63 on page 28 if you plan to use tire chains and there is only 1 1 2 or less clearance between the side of the tractor and the tires Screw a 3 8 x 3 4 self threading bolt H a few turns into the unthreaded upper hob in each side of the tractor s draw bar Assemble the slotted end of a side brace...

Page 25: ...e 5 16 x 1 CARRIAGE BOLT N DRAWBAR CROSS 3_ x1 BRACE 3 8 FLANGED NUT BB NUT CO 1t2 NYLOCK NUT EE FIGURE 59 ATTACHING TO LAWN LT TRACTORS WITH DUAL FRONT DECK SUSPENSION BRACKETS STEP 62 SEE FIGURE 60 NOTE Go to step 63 on page 26 if you plan to use tire chains and there is only 1 1 2 or less clearance between the side of the tractor and the tires Loosen the top hex bolt on each side of the tractor...

Page 26: ...equipped with rear reflectors assemble the supplied rear reflectors QQ to the rear fender Place the reflectors as close to the bottom of the fender and as far apart as the shape of the fender will allow FIGURE 63 REAR REFLECTORS QQ CHECKLIST Before you operate your snow thrower please review the following checklist to help ensure that you will obtain the best performance from your snow thrower Mak...

Page 27: ...Make sure the skid shoes are adjusted to maintain adequate ground clearance between the snow thrower and the type of surface to be cleared 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 owneCs manual HOWTO STARTYOUR SNOWTHROWER The tractor should be sitting with the engine running at full throttle Move t...

Page 28: ...orward untilthesnow againbecomes toodeepRepeating thisprocess into andoutofdriftswilleventually cleareventhedeepest ofsnowpiles Ifthesnowthrower becomes clogged withsnowor jammed withaforeign object disengage thesnow thrower immediately andshutoffthetractor engine Unclog thesnow thrower before resuming operation DANGER Shutoffengine and disengage snowthrower before unclogging discharge chuteUnclog...

Page 29: ... LIFT RELEASE CABLE ADJUSTMENT If the lift rod does not lock the snow thrower securely in the transport position loosen the upper hex nut on the lift bracket a few turns and tighten the lower hex nut Refer to figure 48 on page 21 If the lift rod fails to unlock completely to lower the snow thrower loosen the lower hex nut on the lift bracket a few turns and tighten the upper hex nut Refer to figur...

Page 30: ...rm See figure 29 on page 15 If a rear mounted attachment is to be used remove the rear weight tray leaving the bolts that you installed in the sides of the tractor draw bar Retighten the bolts If a front mounted attachment is to be used remove the side plates from the tractor Be sure to assemble bolts back into the empty holes in the tractor frame PROBLEM CAUSE CORRI CTION Spiral augers don t turn...

Page 31: ...NOTES 31 ...

Page 32: ...NOTES 32 ...

Page 33: ...NOTES 33 ...

Page 34: ...REPAIR PARTS FOR MODEL 486 24838 42 SNOWTHROWER 8 30 28 29 12 21 34 28 55 31 37 2O 27 21 66 47 65 54 67 27 21_ 72 65 25 j_ 40 59 35 30 21 21 58 42 34 ...

Page 35: ...3 47572 25 750 0437 2 Bushing 49812 26 731 1379A 1 Chute Adapter 27 43086 15 Lock Washer 5 18 28 736 0188 6 Washer 76 x 1 49 x 06 29 711 0489 4 Spacer 75 ID x 1 25 OD x 5 L 30 43081 18 Washer 5 16 Std Wrt 31 47615 2 Bearing Flange 32 741 0309 1 Bearing Ball 33 741 0478 2 Bushing Ptastic 3 8 34 741 0493A 4 Bearing Split 3 4 35 24279 2 Skid Shoe 36 48015 5 Washer Nylon 37 784 5618 2 Housing Bearing ...

Page 36: ...REPAIR PARTS FOR MODEL 486 24838 42 SNOWTHROWER 41 40 45 43 42 I 4O 56 69 58 66 33 76 59 78_79 65 5 32 6O 38 _ 16 28 31 5 6 8 22 23 _ 4 24 18 8 20 63 36 ...

Page 37: ...5 16 x 1 3 4 70 1 Pin Attachment 71 1 Pin Hairco6er 4 1 8 72 1 Plate Side RH 73 1 Plate Side L H 74 1 Tube Lift Handle 75 1 Trigger and Lift Cable Assembly 76 2 Washer 3 8 77 1 Screw Oval 10 24 x 1 78 1 Grip Handle 79 1 Tube Crank Rod Support 2 Bushing 3 8 Plastic 1 Bracket Chute Crank PART NO 720 0201A 44917 63579 784 5604 720 0232 603 0302 T31 1313C 746 0928 746 0929 43064 43081 24285 24284 4709...

Page 38: ...ring 15296A 1 Housing Open Bearing 14088B 1 Spacer Spindle 44377 2 Hex Bolt 3 8 24 x 1 736 0247 2 Washer 43063 3 Hex Bolt 5 16 18 x 1 46989 1 Belt V Type Drive 55 48138 1 Belt V Type Drive 56 47846 1 Belt V Type Auger 47044 1 Pulley V Type 4 47025 1 Hex Bolt 5 16 18 x 3 1 2 43432 1 Hex Bolt 3 8 16 x 2 1 2 43054 3 Hex Bolt 3 8 16 x 2 24571 1 Spacer 24472 1 Spacer Pivot 43070 8 Washer 3 8 46959 1 Sp...

Page 39: ...ld this page along dotted line indicated above 2 Hold page before you so that its left edge is vertically parallel to a tree trunk or other upright structure 3 Sight across the fold in the direction of hill slope you want to measure 4 Compare the angle of the fold with the slope of the hill ...

Page 40: ...wn equipment and electronics call or go on line for the location of your nearest Sears Parts Repair Center 1 800 488 1222 Call anytime day or night U S A onty www sears com To purchase a protection agreement U S A or maintenance agreement Canada on a product serviced by Sears 1 800 361 6665 canada Para pedir servicio de reparaci6n Au Canada pour service en fran_ais a domicitio y para ordenar pieza...