Craftsman 486.248531 Owner'S Manual Download Page 1

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Owner's Manual

TRACTOR ATTACHMENT

Model No.

486.248531

42"- 2 STAGE SNOW THROWER

PRINTED IN U.S.A.

FORM NO. 48935 (REV. 6/04)

Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.

www.sears.com/craftsman

CAUTION:

Before using this product, read
this manual and follow all
Safety Rules and
Operating Instructions.

•

Safety

•

Assembly

•

Operation

•

Maintenance

•

Parts

IMPORTANT - READ THIS FIRST!!!

For Missing Parts or Assembly Questions
Please Call 866-576-8388
Mon.-Fri. 7 am - 5 pm CST.
FAX 217-728-2032 or e-mail [email protected]
Missing parts will be sent UPS in 24 hours directly to your home.

Summary of Contents for 486.248531

Page 1: ...m craftsman CAUTION Before using this product read this manual and follow all Safety Rules and Operating Instructions Safety Assembly Operation Maintenance Parts IMPORTANT READ THIS FIRST For Missing Parts or Assembly Questions Please Call 866 576 8388 Mon Fri 7 am 5 pm CST FAX 217 728 2032 or e mail info agri fab com Missing parts will be sent UPS in 24 hours directly to your home ...

Page 2: ...air 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 AV...

Page 3: ...starts to vibrate abnormally 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 i...

Page 4: ... 1 Hex Bolt 1 2 x 1 1 4 B 4 Hex Bolt 3 8 x 1 Thread Forming C 2 Hex Bolt 5 16 x 1 3 4 D 6 Hex Bolt 1 4 x 1 E 2 Slotted Truss Head Bolt 3 8 x 1 F 4 Carriage Bolt 3 8 x 1 G 2 Carriage Bolt 5 16 x 1 3 4 H 2 Carriage Bolt 5 16 x 1 1 4 I 6 Carriage Bolt 5 16 x 1 J 4 Shoulder Bolt 3 8 x 5 8 K 1 Lock Washer 1 2 L 10 Lock Washer 3 8 M 12 Lock Washer 5 16 N 6 Washer 1 4 O 2 Bowed Washer P 2 Washer 5 16 Q 2...

Page 5: ...rank Rod Assembly 7 Support Tube Crank Rod 8 Lift Handle Tube and Cable 9 Plastic Keg 10 Left Hand Hanger Bracket Stamped L 11 Right Hand Hanger Bracket Stamped R 12 Clutch Idler Assembly 13 V Belt Drive 14 V Belt Auger Attached to Housing Assembly 15 Chute and Control Cable Assembly 16 Housing Assembly 17 Weight Tray Hardware Package Stored inside Plastic Keg ASSEMBLY ...

Page 6: ... your tractor owner s manual for removal instructions 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 INSTALLING SIDE PLATES ON TRACTOR FIGURE 2 RIGHT SIDE VIEW FIGURE 1 RIGHT SIDE VIEW FRONT SUSPENSION BRACKET REMOVE NUT WASHER AND LEAVE BOLT IF PRESENT THESE HOLES MUST BE EMPTY 3 8 x 1 HEX BOLT 3...

Page 7: ... This end for all smaller tires TRACTORS WITH AXLE MOUNTED FRONT SUSPENSION BRACKETS Remove any bolts present in the holes shown in figure 4 on both sides of the tractor frame Attach the R H Side Plate marked R to the right side of the tractor frame as shown in figure 5 For the front hole use a 3 8 x 1 hex bolt a 3 8 lock washer and a 1 2 flat washer Use the flat washer as a shim between the frame...

Page 8: ... marked L to the inside of the frame using a 3 8 x 1 carriage bolt head to inside a 3 8 lock washer and a 3 8 hex lock nut See figure 8 Repeat for the R H side Assemble a shoulder bolt and 3 8 hex lock nut to the R H side of the tractor frame using the first empty hole to the rear of the R H hanger bracket See figure 10 FIGURE 9 LEFT SIDE VIEW BOLT REMOVED FROM THIS HOLE 3 8 x 1 CARRIAGE BOLT 3 8 ...

Page 9: ...t as far as the 3 32 hairpin cotter will allow Secure the chain with a 1 8 hairpin cotter See figure 14 CHAIN L H SIDE 3 32 HAIR COTTER PIN 5TH LINK LEFT SIDE 3 8 HEX LOCK NUT SPRING RIGHT SIDE INSTALLING CLUTCH IDLER ASSEMBLY Turn the clutch idler assembly upside down and place the extra tensioning chain through the hole shown in figure 11 TENSIONING CHAIN USE THIS HOLE Hold this drawing above yo...

Page 10: ...rt tube using two 5 16 x 1 3 4 carriage bolts bowed washers 5 16 lock washers and 5 16 hex nuts See figure 18 5 16 HEX NUT 5 16 LOCK WASHER 5 16 x 1 1 4 CARRIAGE BOLT CRANK ROD SUPPORT TUBE FIGURE 17 LEFT SIDE VIEW ASSEMBLY OF THE SNOW THROWER Place the lift handle into the lift bracket on the right side of the snow thrower Fasten the handle to the bracket using two 5 16 x 1 3 4 hex bolts 5 16 loc...

Page 11: ...trol cables to the crank rod support tube using a nylon tie NOTE An additional person s help may be required to mount the snow thrower to the front of the tractor Place the tractor and snow thrower on a flat level surface so that the tractor can be rolled forward to attach the snow blower Remove the Attachment Pin from the snow thrower Extend the belt out behind the snow thrower making sure the be...

Page 12: ...TOR FLAT PULLEY INSTALLING THE AUGER BELT 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 pulley The V side of the belt must mate with the grooves of the pulleys See figure 22 FIGURE 23 VIEWED FROM UNDERNEATH Hold this drawing above you while viewing t...

Page 13: ...NUT ORIGINAL HEX BOLT or SLOTTED TRUSS HEAD BOLT Place the plastic keg on the weight tray and fill with approximately 75 lbs of dry sand Secure the keg with the rubber tarp strap hooked into the holes in the cross brace See figure 26 FIGURE 27 3 8 x 1 SLOTTED TRUSS HEAD BOLT SQUARE KEY SIDE BRACE HOLE WITH HEX BOLT REMOVED FIGURE 26 ALTERNATE INSTRUCTIONS IF TIRE CHAINS RUB AGAINST HEX BOLT Block ...

Page 14: ...sport position Refer to the Service and Adjustments section Check skid shoe adjustment Refer to the Service and Adjustments section The following additional items are available from Sears to help enhance the performance of your snow thrower See page 2 Tire chains which can be installed to improve traction Rear wheel weights which can be installed in addition to the rear weight tray to improve trac...

Page 15: ...ow 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 owner s manual HOW TO START YOUR SNOW THROWER The tractor should be sitting with the engine running at full throttle Turn on the attachment clutch switch starting the snow thrower before starting the tractor i...

Page 16: ...d For maximum snow removal and discharge maintain high engine r p m full throttle It is advisable to operate the lawn tractor at a slow ground speed 1st gear for safe and efficient snow removal In deep drifted or banked snow it will be necessary to use full throttle and a slow ground speed 1st gear Drive forward into the snow depress the tractor s clutch brake pedal and allow the spiral auger to c...

Page 17: ...the surface as possible to prevent possible damage to the spiral auger On blacktop or concrete keep the scraper plate as close to the surface as possible Raise the snow thrower off the ground and place a block under each end of the scraper plate Loosen the six hex nuts securing the skid shoes to the housing Adjust the skid shoes up or down and retighten the nuts securely Adjust both skid shoes to ...

Page 18: ...to decrease belt tension Release the spring tension from the auger belt idler arm on the bottom of the clutch idler assembly Remove the auger drive belt from the clutch idler assembly See figure 23 on page 12 Pull the spiral auger housing assembly off of the tractor CAUSE PROBLEM CORRECTION Clogged discharge chute Spiral augers don t turn Snow thrower stalls tractor engine TROUBLESHOOTING STORAGE ...

Page 19: ...19 NOTES ...

Page 20: ...20 PARTS REPAIR PARTS FOR MODEL 486 248531 42 SNOW THROWER ...

Page 21: ...Nut 3 8 16 47 711 0242 1 Spacer 48 46981 1 Pulley V Type 9 49 43082 17 Nut Hex Lock 3 8 16 50 46982 1 Pulley V Type 5 1 2 51 738 0680 1 Shaft 52 750 0456 1 Spacer 53 750 0660 1 Spacer 54 43003 14 Lock Washer 3 8 55 714 0161 2 Key REF PART QTY DESCRIPTION NO NO 56 741 0919 2 Bearing Ball 57 08253B 1 Housing Bearing 58 15296A 1 Housing Open Bearing 59 14088B 1 Spacer Spindle 60 44377 2 Hex Bolt 3 8 ...

Page 22: ...22 REPAIR PARTS FOR MODEL 486 248531 42 SNOW THROWER ...

Page 23: ...andle 39 47027 1 Tube Crank Rod Support 40 741 0475 2 Bushing 3 8 Plastic REF PART QTY DESCRIPTION NO NO 41 703 2735A 1 Bracket Chute Crank 42 720 0201A 1 Knob Crank 43 44917 1 Palnut 3 8 45 63579 1 Assembly Chute Crank Rod 46 784 5604 1 Handle Chute Tilt 47 720 0232 1 Knob 48 603 0302 1 Assembly Chute Tilt Bracket 49 731 1313C 1 Guide Cable 50 746 0928 1 Cable Chute Control 51 746 0929 1 Cable Ch...

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Page 27: ...ration of your tractor and snow thrower Refer also to the instructions in your vehicle owners manual 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 ...

Page 28: ...arts accessories and owner s manuals that you need to do it yourself call Sears PartsDirectSM 1 800 366 PART 6 a m 11 p m CST 1 800 366 7278 7 days a week www sears com partsdirect To purchase or inquire about a Sears Service Agreement 1 800 827 6655 7 a m 5 p m CST Mon Sat Para pedir servicio de reparación a domicilio y para ordenar piezas con entrega a domicilio 1 888 SU HOGAR SM 1 888 784 6427 ...

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