3D Connexion LST42B Owner's Manual
Contents
1. PART DESCRIPTION SIE Housing Bearing Pin Pivot Lock Housing Assembly Pin Hair Cotter 4 1 8 Gear Assembly Carriage Bolt 3 8 16 x 1 Chute Crank Rod Assembly Bracket Chute Anti rotation Impeller Assembly Lock Washer 3 8 Scraper Plate Plastic Cap Bracket Housing Brace Hanger Bracket Assembly R H Bracket Chute Crank Hanger Bracket Assembly L H Cover Belt Keeper Engine Pulley Chute Reinforcement Bolt Shoulder Spiral Assembly L H not shown Bracket Down Stop Spiral Assembly R H Washer Hex Bolt 5 16 18 x 3 4 Lg Hex Lock Nut 1 4 Flanged Carriage Bolt 1 4 20 x 3 4 Chute Upper Palnut 3 8 Guide Cable Carriage Bolt 5 16 18 x 1 Lg Pulley V Type 4 Carriage Bolt 5 16 18 x 3 4 Lg Pulley V Type Bolt Self Tap 5 16 x 3 4 Hex Bolt 5 16 18 x 1 1 2 Bolt Shear 5 16 18 x 1 1 2 Screw 1 4 14 x 5 8 Washer 1 4 Chute Keeper Hex Lock Nut 5 16 18 Thd Hex Bolt 1 4 20 x 1 Hex Lock Nut 1 4 20 Chute Lower Hex Nut 5 16 18 Nylock Washer 3 8 Spiral Pin 1 4 x 1 1 2 Lg Hex Lock Nut 3 8 16 Flanged Bushing Owner s Manual Chute Adapter Lock Washer 5 16 Washer 76 x 1 49 x 06 Spacer 75 ID x 1 25 ODx 5L Washer 5 16 Std Wrt Bearing Flange Bearing Ball Bushing Plastic 3 8 Bearing Split 3 4 Skid Shoe Washer Nylon Housing Bearing Bracket Chute Crank Bracket Idler Shoulder Bolt Round Head Hanger Bracket Assembly L H Hanger Bracket Assembly R H Hex Bolt 3 8 12. 3 32 HAIR 5 16 NYLOCK COTTER PIN FF NOTE 5 16 x 3 4 HEX BOLT C FIGURE 14 FIGURE 16 VIEW OF BOTTOM STEP 15 SEE FIGURE 15 e Turn the clutch idler assembly upside down and place the extra tensioning chain JJ through the left front SELECT THE CORRECT DRIVE BELT hole Electric clutch tractors with a single front deck suspension bracket STEP 17 SEE TABLE 1 e Two different length drive belts are included with your snow thrower Use the table below to select the correct drive belt for your type tractor The part number is printed on the outside of the belt LEFT FRONT HOLE Set aside the belt that is not for your tractor to avoid accidentally using it TENSIONING CHAIN JJ 55 BELT PART 46989 TRACTOR TYPE DECK SIZE CLUTCH TYPE FIGURE 15 LT Lawn Tractor 38 42 56 BELT PART 48138 TRACTOR TYPE DECK SIZE CLUTCH TYPE LT Lawn Tractor GT Garden Tractor 48 54 TABLE 1 11 STEP 18 SEE FIGURE 17 Turn the clutch idler assembly right side up Slightly loosen the hex next to the flat idler pulley Install the drive belt down between the hex bolt and the flat idler pulley with the flat side of the belt against the pulley Retighten the hex bolt e Loop the belt around the large v pulley placing it between the v pulley and the hex bolt next to the pulley HEX BOLTS FLAT IDLER PULLEY DRIVE BELT FIGURE 17 Did you choose the correct
3. Find the empty hole beneath the foot rest Attach the L H Hanger Bracket marked L to the inside of the frame using a 3 8 x 1 carriage bolt G and a 3 8 flanged nut X Bolt head goes on inside of tractor frame Repeat for the R H side 3 8 FLANGED SUSPENSION ARM L H HANGER LEFT SIDE VIEW 3 x 1 CARRIAGE BOLT G FIGURE 26 INSTALLING SHOULDER BOLTS STEP 27 SEE FIGURE 27 e Remove the bolt washer and nut which fasten the sway bar bracket to the L H side of the tractor frame Replace with a shoulder bolt L and a 3 8 flanged nut X Bolt goes on inside of frame Qe D N is Pu SHOULDER BOLT L i BOLT REMOVED 2 KA FROM THIS HOLE x FLANGED SWAY BAR NUT X BRACKET FIGURE 27 LEFT SIDE VIEW STEP 28 SEE FIGURE 28 e Assemble a shoulder bolt L and 3 8 flanged nut X to the R H side of the tractor frame using the first empty hole to the rear of the R H hanger bracket Bolt goes on inside of frame SHOULDER BOLT L R H HANGER BRACKET FIGURE 28 RIGHT SIDE VIEW INSTALLING CLUTCH IDLER ASSEMBLY This section covers the installation of the Clutch Idler assembly to tractors with attachment clutches that are either rod operated p 15 cable operated p 17 or electric p 19 Use the appropriate instructions for your tractor ROD OPERATED MANUAL ATTACHMENT CLUTCH STEP 29 SEE FIGUR
4. Check scraper and shoes forwear X Cleaning Lubrication Section EI LEE EEE a ees LUBRICATION e Oil all pivot points on the snow thrower CHECK SCRAPER AND SHOES FOR WEAR Oil the pivot points of the two idler arms on the clutch Refer to figures 59 and 60 on page 27 idler assembly e The scraper plate and skid shoes on the bottom of the e Apply penetrating oil to the control cables of the snow thrower are subject to wear To prevent damage discharge chute to the spiral auger housing replace plate and shoes e Apply a good grade of spray lubricant to the trigger before wear is excessive assembly and the chute tilt control assembly 26 SERVICE AND ADJUSTMENTS CAUTION Before servicing or adjusting the snow thrower shut off the engine remove the spark plug wire s set the parking brake and remove the key from the tractor ignition REPLACING AUGER BELT 5 Disengage the tractor s attachment clutch Lower the snow thrower to the ground Remove the attachment pin Lock the snow thrower s lift handle in the down position 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 and from the spiral auger housing Install new belt over top of large auger drive pulley and under the two side idler pulleys Twist the belt 1 4 turn to seat the V of the be
5. E F G H J K L M N O P Q R 5 T ONW NPD A NP RP PO NDPOO R NP Hex Bolt 3 8 x 3 1 4 Hex Bolt 5 16 x 1 3 4 Hex Bolt 5 16 x 3 4 Hex Bolt 1 4 x 1 Hex Bolt 3 8 x 1 Thread Forming Hex Bolt 5 16 x 3 4 Thread Forming Carriage Bolt 3 8 x 1 Carriage Bolt 5 16 x 1 3 4 Carriage Bolt 5 16 x 1 1 4 Carriage Bolt 5 16 x 1 Carriage Bolt 5 16 x 3 4 Shoulder Bolt Shoulder Bolt Shear Bolt Spare parts Lock Washer 3 8 Washer 1 4 Washer 5 16 Washer 1 2 Washer 3 8 Thin Washer 3 8 W PD WN Bowed Washer Flanged Nut 1 4 Flanged Nut 5 16 Flanged Nut 3 8 Nylock Nut 5 16 2 spare parts Hex Lock Nut 3 8 Spring Chute Keeper Trunnion Hairpin Cotter 5 64 Hairpin Cotter 1 8 Hairpin Cotter 3 32 Lock Pin Plastic Cap Nylon Tie Chain Tensioning Tail Reflector Small Spacer Large Spacer Pulley CARTON CONTENTS Suspension Arms 2 Left Hand Side Plate Right Hand Side Plate Anti rotation Bracket Engagement Rod Not used on some models Engine Pulley Keeper Not used on some models Chute Crank Rod Assembly Support Tube Crank Rod Lift Handle and Cable Cable Bracket 5 00 00 106 O L H Hanger Bracket Outside Mounting R H Hanger Bracket Outside Mounting Clutch Idler Assembly V Belt Drive Short 46989 V Belt Drive Long 48138 V Belt A
6. 16 Pulley V Type 9 Nut Hex Lock 3 8 16 Pulley V Type 5 1 2 Shaft Spacer Spacer Lock Washer 3 8 Key Bearing Ball Housing Bearing Housing Open Bearing Spacer Spindle Hex Bolt 3 8 24 x 1 Washer Hex Bolt 5 16 18 x 1 Belt V Type Drive 55 Belt V Type Drive 56 Belt V Type Auger Pulley V Type 4 Hex Bolt 5 16 18 x 3 1 2 Hex Bolt 3 8 16 x 2 1 2 Hex Bolt 3 8 16 x 2 Spacer Spacer Pivot Washer 3 8 Spring Chain Pin Hair Cotter 3 32 Spacer Washer 1 4 Pin Hair Cotter 4 1 8 Pin Hair Cotter 5 64 Trunnion Rod Engagement Spring Spring Torsion Spacer Hex Bolt 3 8 16 x 2 3 4 Lg Washer Flat 3 8 Cable Bracket Hex Bolt 1 4 20 x 2 1 2 Hex Nut 1 4 20 Lock Washer 1 4 Pulley Flat 3 5 8 Rear Pulley Frame Bracket Hex Bolt 3 8 16 x 3 1 4 Spacer Hex Nut 5 16 18 Nylock Hex Bolt 5 16 18 x 3 4 BO NW HH NO O O WH 00 AH 0 DP O DO HH WH BA JO O ND SLOPE GUIDE Keep this sheet in a safe place for future reference Use this guide to determine if a slope is safe for the operation of your tractor and snow thrower Refer also to the instructions in your vehicle owners manual M GOGGGU CE ees esses SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE MEEN EE A CORNER OF A
7. FIGURE 23 e Fasten the R H Side Plate bend facing out to the three holes shown in the tractor frame Use three 3 8 x 1 thread forming bolts E and 3 8 lock washers O Tighten all bolts and repeat for the L H side NOTE If the bolt inserts freely into the front hole assemble a 3 8 flanged nut X onto the bolt Y 3 3 8 LOCK WASHERS 3 3 8 x 1 THREAD FORMING BOLTS E 3 8 FLANGED NUT X SEE NOTE FIGURE 23 RIGHT SIDE VIEW STEP 25 SEE FIGURE 24 e Assemble a shoulder L and a 3 8 washer T to the outside of each side plate securing them with a 3 8 flanged nut X SHOULDER BOLT L 3 8 WASHER T 3 8 FLANGED NUT X RIGHT SIDE VIEW FIGURE 24 INSTALLING HANGER BRACKETS For better clearance lower the tractor s suspension arms using the attachment lift lever STEP 26 SEE FIGURE 25 or 26 On Tractors With Foot Rest Brackets e Remove the bolt and nut that fasten the L H and R H foot rest brackets to the frame e Attach the L H Hanger Bracket marked L to the inside of the tractor frame using two 3 8 x 1 carriage bolts G and 3 8 flanged nuts X Bolt heads go on inside of tractor frame Repeat for the R H side BOLT REMOVED FROM THIS HOLE i SC 3 8 FLANGED lt NUT X y SUSPENSION ARM 3 1 CARRIAGE BOLT G L H HANGER NC LEFT SIDE VIEW FIGURE 25 On Tractors Without Foot Rest Brackets
8. dual front deck suspension brackets use the 55 drive belt with 46989 printed on the outside Move the attachment clutch lever on the dash panel to the disengaged down position Place the clutch idler assembly on the floor on the right side of 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 a 5 64 hair cotter pin DD Place a spacer LL on the welded pin on the idler arm Hook the end of the clutch spring over the pin and secure it with a 1 4 washer P and a 5 64 hair cotter pin DD 5 64 HAIR COTTER PIN DD _ _ A Z gt 1 4 WASHER P 27 eg TRACTOR S CLUTCH CABLE 5 64 HAIR COTTER PIN DD of the belt DO NOT USE the other belt FIGURE 38 17 STEP 39 SEE FIGURE 39 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 pulley keeper that is identical to the new one supplied e Attach the clutch idler assembly to the tractor frame as follows Hook the assembly s notched arms onto the two shoulder bolts you assembled to the inside 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 pi
9. leaving enough space for the spring to pivot freely between the two nuts e Attach a 3 32 hairpin cotter FF to the chain placing it in the fifth link from the spring SPRING 5TH LINK CHAIN L H SIDE ATTACH SPRING HERE L 3 32 HAIR COTTER PIN FF I 5 16 x 3 4 5 16 WASHER Q HEX BOLT C 5 16 NYLOCK NUT Y FIGURE 41 STEP 42 SEE FIGURE 42 e Pace the extra tensioning chain JJ through the left front hole in the clutch idler assembly and then turn the assembly upside down FIGURE 43 VIEW OF BOTTOM STEP 44 SEE TABLE 2 e Two different length drive belts are included with your snow thrower Use the table below to select the correct drive belt for your type tractor The part number is printed on the outside of the e Set aside the that is not for your tractor to avoid accidentally using it TENSIONING CHAIN JJ FIGURE 42 55 BELT PART 46989 TRACTOR TYPE DECK SIZE CLUTCH TYPE LT Lawn Tractor 38 42 46 56 BELT PART 48138 TRACTOR TYPE LT Lawn Tractor TABLE 2 DECK SIZE CLUTCH TYPE 19 STEP 45 SEE FIGURE 44 FIGURE 44 Turn the clutch idler assembly right side up 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 of the belt against the pulley Retighten the hex bolt Loop the belt aro
10. loop the end of the chain though the pivot lock pin Refer to figure 45 on page 20 CLUTCH IDLER ASSEMBLY LEFT SIDE OF TRACTOR PULLEY 1 8 HAIRPIN A t i FIGURE 57 VIEWED FROM UNDERNEATH 24 ATTACH REFLECTORS TO REAR FENDER STEP 59 SEE FIGURE 58 e f your tractor is not equipped with rear reflectors assemble the supplied rear reflectors KK 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 Lea D REAR REFLECTORS KK FIGURE 58 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 1 All assembly instructions have been completed with all bolts and nuts properly tightened 2 Check the engine belt and the auger belt Make sure they are routed properly around pulleys and inside all belt keepers 3 Check discharge chute for proper rotation 4 Check operation of tilt control for upper chute 5 Verify that the lift handle will lock into and release from the raised transport position Refer to the Service and Adjustments section 6 Check skid shoe adjustment Refer to the Service and Adjustments section Operating instructions begin on page 25 OPERATION KNOW YOUR SNOW THROWER Read
11. nylon tie which fastens the chute crank rod to the crank rod support tube e Assemble the crank rod support tube to the bracket on the left side of the discharge housing using two 5 16 x 1 1 4 carriage bolts 1 and 5 16 Nylock nuts Y DISCHARGE HOUSING a 5 16 x 1 1 4 CARRIAGE BOLT 1 CRANK ROD 5 16 NYLOCK NUT Y SUPPORT TUBE FIGURE 49 NISZ LEFT SIDE VIEW STEP 51 SEE FIGURE 50 e Attach the chute tilt control assembly to the top side of the crank support tube using two 5 16 x 1 3 4 carriage bolts H bowed washers U and 5 16 Nylock nuts Y E CRANK SUPPORT TUBE 2 amp V CONTROL ASSEMBLY 5 16 NYLOCK NUT Y pe FIGURE 50 LEFT SIDE VIEW STEP 52 SEE FIGURE 51 e Attach the chute crank rod assembly brackets to the plastic bracket on the left side of the discharge housing Align the chute crank bracket beneath the rod support bracket and assemble both to the plastic bracket using two 5 16 x 1 carriage bolts J 5 16 washers Q and 5 16 Nylock nuts Y Do not tighten yet 5 16 x 1 4 CARRIAGE BOLT J CHUTE CRANK BRACKET FIGURE 51 LEFT SIDE VIEW 22 STEP 53 SEE FIGURE 52 e Coat the top of the ring around the discharge opening with general purpose grease e Place the discharge chute facing forward onto the ring Place the anti rotation bracket on top of the chute flange aligning it with the holes on the right
12. purchased your tractor WHEEL WEIGHTS TIRE CHAINS f RSS 212 A SAFETY A Any power equipment can cause injury if operated improperly or if the user does not understand how to operate the equipment Exercise caution at all times when using power equipment Read this owner s manual carefully and know how to operate your snow thrower and how to stop the unit and disengage the controls quickly Never allow children to operate the equipment Never allow adults to operate the equipment without proper instruction Keep the area of operation clear of all persons especially small children and pets Thoroughly inspect the area where the equipment is to be used and remove all door mats sleds boards wires and other foreign objects Disengage all clutches and shift into neutral before starting engine Do not operate equipment without wearing adequate winter outer garments Wear substantial footwear which will protect feet and improve footing on slippery surfaces Check fuel before starting the engine Do not remove the fuel cap or fill the fuel tank while the engine is running or hot Do not fill the fuel tank indoors Gasoline is an extremely flammable fuel Make sure the snow thrower height is adjusted to clear the type surface it will be used on Do not use the snow thrower without the rear weight attached to the tractor Never make any adjustments while the engine is runn
13. s manual for removal instructions Mark all loose parts and save for reassembly e Remove the tractor hood Refer to your tractor owner s manual for removal instructions IMPORTANT Right hand R H and left hand L H side of the tractor are determined from the operators position while seated on the tractor IDENTIFY YOU TRACTOR STEP 1 SEE FIGURE 1 e Look under the front of your tractor If there is a single mower deck suspension bracket located underneath the middle of the front axle continue on to step 2 If your tractor does not have a mower deck suspension bracket underneath the middle of the front axle skip to step 21 on page 13 for tractors with dual suspension brackets LJ MOWER DECK SUSPENSION BRACKET FIGURE 1 INSTRUCTIONS FOR TRACTORS WITH SINGLE FRONT DECK SUSPENSION BRACKET STEP 2 SEE FIGURE 2 Remove the browning shield from front of the tractor as shown Hold onto the shield as you remove the second screw to prevent it from falling e sure to reinstall the browning shield when so instructed in step 3 FRONT SCREWS REMOVE BROWNING SHIELD FIGURE 2 RIGHT SIDE VIEW INSTALL SIDE PLATES STEP 3 SEE FIGURE 3 e Fasten the R H Side Plate bend facing out to the front three holes in the tractor frame using three 3 8 x 1 carriage bolts G three 1 2 washers R see note and three 3 8 flange nuts X Fo
14. the dash panel to the disengaged down position e Place the clutch idler assembly on the floor on the left side of the tractor e 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 a 5 64 hair cotter pin DD Place a spacer LL on the welded pin on the idler arm Hook the end of the clutch cable spring over the pin and secure it with a 1 4 washer P and a 5 64 hair cotter pin DD e Align cable bracket with welded pin and tighten the nut assembled in step 9 5 64 HAIR COTTER PIN 00 5 R 2 KAJ e SPACER LL 164 HAIR OTTER PIN DD TRACTOR S CLUTCH CABLE CABLE BRACKET FIGURE 11 ATTACH CLUTCH IDLER ASSEMBLY TO TRACTOR STEP 12 SEE FIGURE 12 e Attach the clutch idler assembly to the tractor frame Hook the notched suspension arms onto the two shoulder bolts M 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 GG and 1 8 hairpin cotters EE 10 L H HANGER o PIVOT LOCK PIN GG BRACKET SHOULDER use this hole fee BOLT M 4 1 8 HAIRPIN COTTER EE _ POE gt 0 1 Pc FIGURE 12 VIEWED FROM LEFT SIDE STEP 13 SEE FIGURE 13 e Assemble the drive belt onto the engi
15. 1 8 HAIRPIN COTTER EE G FIGURE 46 VIEWED FROM UNDERNEATH ASSEMBLY OF THE SNOW THROWER STEP 48 SEE FIGURE 47 e 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 B and 5 16 Nylock nuts Y LIFT HANDLE 5 16 x 1 3 4 HEX BOLT B 5 16 NYLOCK NUT Y LIFT BRACKET RIGHT SIDE VIEW FIGURE 47 NOTE Be sure the lift release cable s plastic covering stays inserted into the trigger assembly for the next step STEP 49 SEE FIGURE 48 e 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 Refer also to the Service and Adjustments section on page 27 in this manual HINT For easier assembly of the lift release cable tilt the snow thrower forward onto the spiral auger LIFT RELEASE CABLE TRIGGER ASSEMBLY WASHER HEX NUT CABLE WIRE LIFT ROD RIGHT SIDE VIEW FIGURE 48 21 STEP 50 SEE FIGURE 49 e Tilt the snow thrower back down to the ground e Remove the nylon tie which fastens the auger drive belt to the discharge housing leaving the belt assembled around the pulleys Remove the
16. 6 x 1 3 4 Hex Bolt 3 8 24 x 1 Bracket Cable Cable Chute Control With Clip Spacer Cable Chute Control Nut Hex Lock 3 8 16 ONMN_ OW NH HAH OANA HO AND ND 1 1 1 1 1 1 1 1 1 1 3 5 1 4 10 8 2 11 27 5 2 2 2 1 15 6 4 18 2 1 2 4 2 5 2 1 1 2 1 1 2 1 1 1 1 1 4 31 REPAIR PARTS FOR MODEL LST42B 42 SNOW THROWER 32 REPAIR PARTS FOR MODEL LST42B 42 SNOW THROWER REF PART QTY DESCRIPTION PART DESCRIPTION NO NO NO NO 64637 Lift Shaft Assembly 42 720 0201A Knob Crank 710 0865 1 2 13 1 44917 3 8 710 0367 Hex Bolt 5 8 11 x 1 1 2 63579 Assembly Chute Crank Rod 711 0332 Pin Bracket Lift 784 5604 Handle Chute Tilt 712 0261 Nut Hex Lock 5 8 11 Thread 720 0232 Knob 43262 Nut Hex Lock 1 2 13 603 0302 Assembly Chute Tilt Bracket 142 Pin Cotter 1 8 x 3 4 731 1313C Guide Cable 43093 Pin Cotter 1 8 x 1 1 2 746 0928 Cable Chute Control R19171616 Washer 17 32 x 1 746 0929 Cable Chute Control with Clip 43350 Carriage Bolt 3 8 16 x 1 43064 Nut Hex Lock 5 16 18 741 0192 Bearing Flange With Flats 43081 Washer 5 16 783 0380 Link 15 80 Long 24285 Plate Mounting L H 783 0381 Link 11 75 Long 24284 Plate Mounting R H 24476 Link 4 88 Long 43601 Washer 1 59 x 1 032 x 060 24311 Rod Spacer 46584 Nut Whizlock 5 16 18 47599 Hex Bolt 5 16 18 x 1 Locking R19172410 Washer 1 2 43086 Lock Washe
17. ATH INSTRUCTIONS FOR TRACTORS WITH DUAL FRONT DECK SUSPENSION BRACKETS FASTEN SIDE PLATES TO TRACTOR If your tractor resembles figure 20 go to step 21 If your tractor resembles figure 22 go to step 23 STEP 21 SEE FIGURE 20 e Remove bolts from front three holes shown e Ifa bolt is present in the fourth hole replace it with a 5 16 x 1 carriage bolt J without a nut The bracket fastened to inside of frame must remain in place REPLACE BOLT IF PRESENT REMOVE BOLTS IF PRESENT SUSPENSION BRACKET FIGURE 20 RIGHT SIDE VIEW 22 SEE FIGURE 21 Fasten the R H Side Plate bend facing out to the front three holes shown in the tractor frame using three 3 8 x 1 thread forming bolts three 3 8 lock washers O and one 1 2 washer R placed on the third bolt as a shim between the side plate and the frame Tighten all bolts 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 W onto the bolt after the side plate is installed e Goto step 25 on this page 5 16 x 1 CARRIAGE BOLT J SEE NOTE 1 2 WASHER R 5 16 FLANGED NUT W SEE NOTE XR FIGURE 21 3 3 8 x 1 THREAD FORMING BOLTS E 3 3 8 LOCK WASHERS 0 RIGHT SIDE VIEW 13 STEP 23 SEE FIGURE 22 e Remove any bolts found in the holes shown REMOVE BOLTS IF PRESENT SUSPENSION BRACKET FIGURE 22 RIGHT SIDE VIEW STEP 24 SEE
18. Agrietah OWNERS MANUAL Model No LST42B 42 SNOW THROWER CAUTION e Safety Read Rules for e Assembly Safe Operation Operation and Instructions e Maintenance Carefully e Parts SpeedEP dfi 7 the fastest way to purchase parts www speedepart com PRINTED IN U S A FORM NO 49957 2 06 5 Pierio mE 2 SAFETY RULES o at Eo a EA nu mu uL 3 FULL SIZE HARDWARE CHAR casa o aoc awe La YA A dE add EA WE da GERE Y e 4 CARTON CONTENIS zato Em 6 ASSEMBLY ON 7 OPERATION ss 25 MAINTENANCE upo oo OTE 26 SERVICE AND ADJUSTMENTS o 27 STORAGE emka o EE GEE A 28 M eHjeepcmm M 28 REPAIR PARTSJLEUSTRAWONE cci dta zin tuti eta oett co toon eee nett tec Pra P rettet s gea ears 30 32 34 REPAIR ULM 31 33 34 SLOPE GUIDE T 35 PARTS ORDERING SERVICE IMPORTANT Rear wheel weights and tire chains are required to provide extra traction and stability when using this snow thrower attachment These items are available where you
19. BUILDING A OR A FENCE POST 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 MANEUVERS WHILE ON A SLOPE 35 SveedeP ar 7 the fastest way to purchase parts www speedepart com REPAIR PARTS Agri Fab Inc 809 South Hamilton Sullivan IL 61951 217 728 8388 2003 Agri Fab Inc www agri fab com
20. E 29 e Move the attachment clutch lever on the dash panel to the disengaged down position e Screw the trunnion CC onto the end of the snow thrower engagement rod e Locate the clutch arm where the mower clutch rod was connected underneath the right hand side the tractor just to the inside of the suspension arm If there is an extension attached to the clutch lever the extension bolt and nut must be removed and stored with the mower deck IMPORTANT Re attach the extension to the clutch lever before reinstalling the mower deck e 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 DD TRACTOR S CLUTCH ARM a ENGAGEMENT ROD Eo EL CC 90 SUSPENSION 5 64 HAIRPIN COTTER DD REMOVE EXTENSION BOLT AND NUT IF PRESENT FIGURE 29 RIGHT SIDE VIEW STEP 30 SEE FIGURE 30 e Attach the two suspension arms to the inside of the clutch idler assembly using two 5 16 x 3 4 hex bolts C 5 16 washers Q and 5 16 nylock nuts Y for each arm Place the washers between the arms and the assembly frame 15 T 5 16 x 3 4 5 16 WASHER Q HEX BOLT C 5 16 NYLOCK NUT Y FIGURE 30 STEP 31 SEE FIGURE 31 Two different length drive belts are included with your snow thrower Tractors with manual attachment clutches and dual front deck suspension brackets use the 55 drive belt wit
21. ER BOLT M M ducet 3 8 FLANGED NUT X LEFT SIDE VIEW FIGURE 5 STEP 6 SEE FIGURE 6 e Remove the bracket if present from the hole directly behind the end of the brake rod on the right side of the tractor frame Store the bracket and bolt e Attach the R H Hanger Bracket to the hole using a 5 16 x 3 4 self threading bolt F Install a round head shoulder bolt M into the hole that is 9 1 2 to the rear of the bolt you just installed Secure it with a 3 8 flange nut X on the inside of the frame 5 16 x 3 4 SELF THREADING BOLT F RIGHT END OF R H HANGER BRAKE ROD BRACKET SHOULDER 3 8 FLANGED _ FIGURE 6 RIGHT SIDE VIEW THIS SECTION IS FOR TRACTORS WITH A MANUAL ATTACHMENT CLUTCH If your tractor has an electric attachment clutch go to step 14 on page 11 STEP 7 SEE FIGURE 7 e Attach the pulley long end of hub facing down and the large spacer MM to the hole shown in the clutch idler assembly Use a 3 8 x 3 1 4 hex bolt A a 3 8 washer T a 3 8 lock washer O and a 3 8 hex lock nut Z 3 8 HEX LOCK NUT Z 3 8 3 8 LOCKWASHER O WASHER T ry PULLEY NN Stil LONG END LARGE SPACER 3 8 X 3 1 4 HEX BOLT C FIGURE 7 STEP 8 SEE FIGURE 8 e Attach the two suspension arms to the rear of the clutch idler assembly using two 5 16 x 3 4 hex bolts and 5 16 nylock nuts Y for each arm Place the arms on the outs
22. TING TIPS speed For maximum snow removal and discharge Discharge snow down wind whenever possible maintain high engine r p m full throttle It is advisable e To help prevent snow from sticking to the snow thrower to operate the lawn tractor at a slow ground speed allow the snow thrower to reach outdoor temperature 1st gear for safe and efficient snow removal before using it A light coat of wax may also be applied n deep drifted or banked snow it will be necessary to to the inside surface of the snow thrower housing and use full throttle and a slow ground speed 1st gear discharge chute Drive forward into the snow depress the tractor s e Use tire chains to improve traction clutch brake pedal and allow the spiral auger to clear Userear wheel weights to improve traction the snow Repeat this method until a path is cleared e Before the first snowfall remove all stones sticks and On the second pass overlap the first enough to allow other objects which could become hidden by the snow the snow thrower to handle the snow without repeated Permanent obstacles should be marked for visibility stopping and starting of forward motion each pass slightly to assure complete snow removal MAINTENANCE CUSTOMER RESPONSIBILITIES e Read and follow the maintenance schedule and the maintenance procedures listed in this section MAINTENANCE SCHEDULE Fill in dates as you complete regular service Service Dates extreme a
23. TTACHMENT CLUTCH STEP 35 SEE FIGURE 35 e Attach the two suspension arms to the rear of the clutch idler assembly using two 5 16 x 3 4 hex bolts 5 16 washer Q and 5 16 nylock nuts Y for each arm Place the arms on the outside of the frame with the notches to the rear 5 16 NYLOCK na 5 16 x 3 4 NUT Y 5 16 WASHER Q HEX BOLT C FIGURE 35 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 of the belt against the pulley 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 FLAT IDLER PULLEY 46989 DRIVE BELT FIGURE 37 Did you choose the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 38 SEE FIGURE 38 STEP 36 SEE FIGURE 36 e Assemble the cable bracket to the clutch idler assembly using two 5 16 x 3 4 carriage bolts K and 5 16 nylock nuts Y Use the two front holes in the cable bracket if your tractor has a 42 mower deck Use the two rear holes if your tractor has a 46 mower deck 5 16 x 3 4 CARRIAGE BOLT K CABLE 27 BRACKET 5 16 NYLOCK NUT Y FIGURE 36 STEP 37 SEE FIGURE 37 Two different length drive belts are included with your snow thrower Tractors with manual attachment clutches and
24. URE 55 INSTALLING THE AUGER BELT STEP 57 SEE FIGURE 56 FIGURE 56 Push the lift handle down to increase slack in the belt attachment pin must first be removed Remove the 1 8 hairpin cotter EE that secures the end of the idler arm spring to the right side of the clutch idler assembly Swing the idler arm to the left side Place the auger belt around the rear pulley and between the two pulleys on the idler arm The V side of the belt must be seated in the grooves of the v pulleys CLUTCH IDLER ASSEMBLY 1 8 HAIRPIN COTTER EE Removed from end of spring LEFT SIDE OF TRACTOR VIEWED FROM UNDERNEATH INSTALLING THE ATTACHMENT PIN STEP 58 REFER BACKTO FIGURE 54 ON PAGE 23 the front of the snow blower to align the holes in the mounting plates and the side plates From the left side of the tractor insert the attachment pin through the holes Secure it with by reinstalling the 1 8 hairpin cotter EE SETTING THE AUGER BELT TENSION STEP 59 SEE FIGURE 57 e Pull the tensioning chain until the end of the spring is pulled through the hole in the side of the Clutch Idler assembly Install the 1 8 hairpin cotter EE through the end of the spring securing it on the outside of the Clutch Idler assembly IMPORTANT For correct belt tension the 1 8 hairpin cotter must attach to the end of the spring not to the chain NOTE To prevent the chain from dragging on the ground
25. ack into the empty holes in the tractor frame e Pull the spiral auger housing assembly off of the tractor TROUBLESHOOTING PROBLEM Increase tension on V belt Spiral augers don t turn Clogged discharge chute Snow thrower stalls tractor engine Front wheels slide instead of steering Snow thrower rides up over snow 1 Upper or lower V belt too loose 2 Upper or lower V belt broken 3 Shear bolts are sheared 1 Tractor ground speed too fast 2 Tractor throttle set too low 3 Snow too deep 4 Snow melts during contact with the snow thrower 1 Object jammed in spiral auger 2 Hard or heavy snow Not enough traction at front wheels 1 Tractor ground speed too fast 2 Bottom snow is icy or hard packed 28 Replace V belt Replace shear bolts Use lower tractor gear Increase to full throttle Raise the snow thrower Allow snow thrower to cool to outdoor temperature before using Stop engine disengage the snow thrower clutch and clear the auger Increase to full throttle and decrease ground speed Increase scraper plate clearance by lowering skid shoes Pull down on lift handle to increase weight on front wheels Reduce ground speed 2 Lower the skid shoes so that front of skid shoe is lower than the rear NOTES 29 PARTS REPAIR PARTS FOR MODEL LST42B 42 SNOW THROWER REPAIR PARTS FOR MODEL LST42B 42 SNOW THROWER PART QTY DESCRIPTION
26. drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 19 SEE FIGURE 18 e Attach the clutch idler assembly to the tractor frame Hook the notched suspension arms onto the two shoulder bolts M 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 GG and 1 8 hairpin cotters EE PIVOT LOCK PIN GG L H HANGER ME SHOULDER hol BRACKET use second hole BOLT M 7 1 8 HAIRPIN EU 4 COTTER EE _ D FIGURE 18 VIEWED FROM LEFT SIDE STEP 20 SEE FIGURE 19 Assemble the drive belt onto the engine pulley first and then onto the large pulley on top of the clutch idler assembly Place the belt to the inside of the idler pulley and the belt keeper bolt located beside the large pulley e Place tension on the belt by pulling the left side tensioning chain JJ out as far as the 3 32 hairpin cotter in the chain will allow Secure the chain in this position by inserting a 1 8 hairpin cotter EE through the chain IMPORTANT Do Not assemble the drive belt around the outside of the keeper bolt beside the large pulley Goto step 48 on page 21 CLUTCH IDLER ASSEMBLY 1 8 HAIRPIN COTTER EE CHAIN JJ L H SIDE BOLT FIGURE 19 VIEWED FROM UNDERNE
27. h 46989 printed on the outside of 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 of the belt against the pulley 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 FLAT IDLER PULLEY 46989 DRIVE BELT FIGURE 31 Did you choose the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 32 SEE FIGURE 32 e sure to lift up the front end of the engagement rod as shown when performing the next operation You can temporarily support the rod using a rubber band tied to the engine pulley keeper e Attach the clutch idler assembly to the tractor frame as follows Hook the assembly s notched arms onto the two shoulder bolts you assembled to the inside 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 GG and 1 8 hairpin cotters EE PIVOT LOCK PIN GG use second hole S ENGAGEMENT FIGURE 32 RIGHT SIDE VIEW STEP 33 SEE FIGURE 33 e Make sure the attachment clutch lever on the dash panel is in the disengaged down position e Pivot the upper idler arm so that it rests against the stop bolt and i
28. hand side of the flange Attach the three chute keepers BB right side up as shown to the bottom of the flange using six 1 4 x 1 hex bolts D 1 4 flat washers P and 1 4 flanged lock nuts V Tighten carefully so that the nuts are snug but do not dig into the plastic chute keepers Place the plastic cap HH onto the short end of the anti rotation bracket e 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 e Check if the crank rod rotates the chute freely If not loosen by 1 4 turn each of the six hex bolts holding the chute keepers to the chute flange e Secure the control cables to the crank rod support tube using a nylon tie II 1 4 x 1 HEX BOLT D ANTI ROTATION BRACKET 1 4 FLAT WASHER P FLANGE PLASTIC CAP HH m GREASED X SURFACE LS 2 U CHUTE KEEPER BB una 1 4 FLANGED LOCK NUT V FIGURE 52 RIGHT SIDE VIEW STEP 54 SEE FIGURE 53 Skip this step if you have a lawn tractor This step is for garden tractors only e If you have a GT Garden Tractor remove the stop bolts from each side of the snow thrower frame STOP BOLT FIGURE 53 RIGHT SIDE VIEW ATTACHING SNOW THROWER TO TRACTOR NOTE An additional person s help may be required to mount the snow thrower to the front of the tractor STEP 55 SEE FIGURE 54 FIGURE 54 Place the tractor and s
29. ide of the frame with the notches to the rear 5 16 NYLOCK NUT Y 5 16 x 3 4 HEX BOLT C FIGURE 8 STEP 9 SEE FIGURE 9 e Attach the cable bracket to the slot shown in the clutch idler assembly using a 5 16 x 3 4 carriage bolt K and a 5 16 nylock nut Y Place the bolt in the front hole of the bracket and in the end of the slot closest to the pulley Do not tighten yet 5 16 x 3 4 lt lt CARRIAGE BOLT K NE CABLE ye BRACKET 4 5 16 NYLOCK NUT Y FIGURE 9 STEP 10 SEE FIGURE 10 e different length drive belts are included with your snow thrower Tractors with manual attachment clutches and single front deck suspension brackets use the 56 drive belt with 48138 printed on the outside of 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 of the belt against the pulley 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 Place the belt to the inside of the other flat idler pulley HEX BOLTS FLAT IDLER PULLEYS 48138 7 DRIVE BELT FIGURE 10 Did you select the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 11 SEE FIGURE 11 e Move the attachment clutch lever on
30. ing Always wear safety glasses or eye shield during operation or while performing adjustment or repair Do not place hands or feet near rotating parts Keep clear of the discharge opening at all times Use extreme caution when operating on or crossing gravel surfaces Do not carry passengers After striking a foreign object stop the engine remove the wire from the spark plug and then thoroughly inspect the snow thrower for damage Repair any damage before restarting and operating the snow thrower If the snow thrower 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 into neutral set the parking brake stop the engine and remove the key When cleaning repairing or inspecting make certain all moving parts have stopped Disconnect the spark plug wire and keep it away from the plug to prevent accidental starting Do not run engine indoors except when transporting the snow thrower in or out of the building Open the outside doors Exhaust fumes are dangerous Do not clear snow across the face of slopes Exercise extreme caution when changing direction on slopes Do not attempt to c
31. lear steep slopes Refer to the slope guide on page 35 of this manual Never operate the snow thrower without guards plates or other safety protection devices in place Never operate the snow thrower near glass enclosures automobiles window wells drop offs etc without proper adjustment of the snow thrower discharge angle Never direct discharge at bystanders or allow anyone in front of the snow thrower Never run the snow thrower into material at high speeds Do not overload the machine capacity by attempting to clear snow at too fast a rate Never operate the machine at high transport speed on slippery surfaces Look behind and use care when backing up Watch for traffic and stay alert when crossing or operating near roadways Disengage power to the snow thrower when transporting or when not in use Use only attachments and accessories approved by the manufacturer of the snow thrower such as wheel weights counter weights cabs etc Never operate the snow thrower without good visibility or light Look for this symbol to point out important safety precautions It means Attention Become A alert Your safety is involved HARDWARE PACKAGE CONTENTS SHOWN ACTUAL SIZE HE Ec LL TA LA EC OD fer Jory BEE A B C D
32. lt in the groove of each idler pulley Refer to figure 55 on page 23 Assemble the belt onto the clutch idler assembly KID SHOE ADJUSTMENT The skid shoes are mounted on each side of the spiral auger housing They regulate the distance the scraper plate is raised above the plowing surface When removing snow from a gravel driveway or and uneven surface it is advisable to keep the scraper plate as high above the surface as possible to prevent possible damage to the spiral auger On blacktop or concrete surface 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 the same height to keep the housing and the scraper plate level See figure 59 FIGURE 59 LIFT RELEASE CABLE ADJUSTMENT e fthe 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 e Ifthe 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 figure 48 on page 21 CLUTCH DISENGAGEMENT ADJUSTMENT For tractors with engagement rod clutches only Not for electric clutches o
33. nd Adjustments section allow anyone in front of unit e Make sure the tractor engine has the correct oil for winter operation SAE 5W 30 Refer to tractor owner s manual CONTROLLING SNOW DISCHARGE HOW TO START YOUR SNOW THROWER control the direction snow 5 thrown the discharge chute has 180 degrees of rotation Turn the crank rod The tractor should be sitting with the engine running clockwise to rotate the chute to the right Turn the at full throttle Move the attachment clutch to the crank rod counterclockwise to rotate the chute to the engaged position starting the snow thrower before left the tractor clutch is engaged e To control the distance snow is thrown the upper HOW TO STOP YOUR SNOW THROWER section of the discharge chute pivots up and down To stop the snow thrower disengage the tractor s Push forward on the chute tilt handle to pivot the attachment clutch lever for manual clutches or the chute down decreasing the distance snow is thrown clutch switch for electric clutches Refer to your tractor Pull back on the handle to pivot the chute up owner s manual increasing the distance snow is thrown 25 RAISING AND LOWERING e In extremely deep snow raise the snow thrower from To raise push down on the lift handle until the snow the ground to remove the top layer and drive forward thrower locks in the raised transport position only until the tractors front tires reach the uncleared e T
34. ne pulley first and then onto the large pulley on top of the clutch idler assembly The belt must be placed inside the engine pulley belt keeper s and between the large pulley and the keeper bolt next to it IMPORTANT Do Not assemble the V belt outside of the engine pulley keepers or outside of the keeper bolt next to the large pulley Goto step 48 on page 21 CLUTCH IDLER ASSEMBLY ENGINE ENGINE PULLEY Left Side of Tractor KEEPER BOLT FIGURE 13 VIEWED FROM UNDERNEATH THIS SECTION IS FOR TRACTORS WITH AN STEP 16 SEE FIGURE 16 ELECTRIC ATTACHMENT CLUTCH e Hook one end of the spring supplied in the parts bag through the end link of the tensioning chain e With the clutch idler assembly turned upside down STEP 14 SEE FIGURE 14 hook the other end of the spring onto the end of the e Attach the two suspension arms to the rear of the bolt and nut which secure the idler pulley to the upper clutch idler assembly using two 5 16 x 3 4 hex bolts idler arm Assemble a 3 8 hex lock nut Z onto the C and 5 16 nylock nuts Y for each arm Place the bolt and nut leaving enough gap between the nuts for arms on the outside of the frame with the notches to the spring to pivot freely the rear e Attach a 3 32 hairpin cotter FF to the chain placing it in the fifth link from the spring SPRING 5TH LINK CHAIN ATTACH SN L H SIDE SPRING HERE 3 8 HEX gt LOCK NUT Z
35. now thrower on a flat level surface so that the tractor can be rolled forward to attach the snow thrower Remove the Attachment Pin from the snow thrower Extend the auger belt out behind the snow thrower making sure the belt is still looped over the top of the large drive pulley and underneath the two idler pulleys The V side of the belt must be seated in the grooves of all three pulleys Roll the tractor up behind the snow thrower centering it between the snow thrower s mounting plates Raise the rear of the snow thrower by lifting up on the lift handle until the notches in the mounting plates align with the shoulder bolts in the tractor s side plates Guide the bolts into the notches To ease the assembly of the auger drive belt delay the installation of the attachment pin until you have assembled the belt as instructed in steps 56 and 57 ATTACHMENT PIN After installing auger belt 1 8 HAIRPIN SHOULDER BOLT MOUNTING get PLATE RIGHT SIDE VIEW 23 BEFORE INSTALLING THE AUGER BELT STEP 56 SEE FIGURE 55 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 AUGER PULLEY Sc TWIST 1 4 TURN TWIST 1 4 TURN IDLER EUR PULLEY PULLEY FIG
36. ns GG and 1 8 hairpin cotters EE NEW ENGINE PULLEY KEEPER WITH ORIGINAL BOLT NUT AND WASHER PIVOT LOCK PIN GG second hole 1 8 HAIRPIN COTTER EE FIGURE 39 STEP 40 SEE FIGURE 40 e Assemble the short V belt onto the engine pulley 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 IMPORTANT Do Not assemble the V belt around the outside of the engine pulley keeper or the keeper bolt Goto step 48 on page 21 CLUTCH IDLER ASSEMBLY ENGINE Left Side PULLEY of Tractor KEEPER ENGINE PULLEY BIE BOLT FIGURE 40 VIEWED FROM UNDERNEATH 18 ELECTRIC ATTACHMENT CLUTCHES STEP 41 SEE FIGURE 41 Attach the two suspension arms to the rear of the clutch idler assembly using two 5 16 x 3 4 hex bolts 5 16 washer Q and 5 16 nylock nuts Y for each arm Place the arms on the outside of the frame with the notches to the rear STEP 43 SEE FIGURE 43 Hook the spring from the parts bag through the end of the tensioning chain 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 Z onto the bolt
37. o lower push down slightly on the lift handle and pull bottom layer of snow Depress the tractor s clutch the trigger With the trigger pulled slowly lower the brake pedal and allow the spiral auger to clear the snow thrower until it reaches the ground snow Reverse the tractor and lower the snow thrower to the ground Drive the tractor forward until the snow again becomes too deep Repeating this process into CAUTION Do not operate the snow and out of drifts will eventually clear even the deepest thrower without the rear weight attached of snow piles to the tractor to provide extra traction and e the snow thrower becomes clogged with snow or stability jammed with a foreign object disengage the snow thrower immediately and shut off the tractor engine Unclog the snow thrower before resuming operation REMOVING SNOW Snow removal conditions vary greatly from light fluffy snowfall to wet heavy snow Operating instructions 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 e Before beginning operation thoroughly inspect the area of operation and remove all door mats sleds boards wires and other foreign objects DANGER Shut off engine and disengage snow thrower before unclogging discharge chute Unclog using a wooden stick not your hands e The spiral auger speed is directly related to engine OPERA
38. ow thrower from the tractor e Clean the snow thrower thoroughly Wash off any salt deposit which may have dried on the thrower and housing e bare metal that has become exposed should be painted or coated with a light oil to prevent rust Store in a dry place Remove the clutch idler assembly The two hanger brackets and the two shoulder bolts may be left attached to the tractor frame Remove the drive belt from the engine pulley If you replaced the engine pulley keeper on a manual attachment clutch tractor reinstall the tractor s original engine pulley keeper See figure 33 on page 16 or figure 39 on page 18 If you have a rod operated attachment clutch remove the engagement rod from the tractor s clutch arm See figure 29 on page 15 If a rear mounted attachment is to be used remove REMOVING THE SPIRAL AUGER HOUSING Lower the snow thrower to the ground e Remove the attachment pin See figure 54 on page 23 Lock the snow thrower s lift handle in the down the rear weight tray leaving the bolts that you installed position to decrease belt tension in the sides of the tractor draw bar Retighten the Release the spring tension from the auger belt idler bolts arm on the bottom of the clutch idler assembly lfafront mounted attachment is to be used remove e Remove the auger drive belt from the clutch idler the side plates from the tractor Be sure to assemble assembly See figure 56 on page 23 bolts b
39. r 5 16 726 0178 Tie Nylon 24820 Bracket Lift 47631 Hex Bolt 3 8 16 x 1 Self Tap 63773 Assembly Handle Lift Bracket 43003 Lock Washer 3 8 48049 Rod Index Lift 47572 Nut Flanged Lock 3 8 16 47369 Pin Spring 3 16 x 1 3 4 47810 Nut Nylock Hex 5 16 18 732 0306 Spring Compression 43084 Hex Bolt 5 16 18 x 1 3 4 R19131316 Washer 13 32 x 13 16 44326 Carriage Bolt 5 16 18 x 1 47788 Reflector Rear 44215 Carriage Bolt 5 16 18 x 1 3 4 43080 Carriage Bolt 5 16 18 x 3 4 48106 Bolt Shoulder Hex Bolt 5 16 18 x 3 4 43682 Carriage Bolt 5 16 18 x 1 1 4 Washer 11 32 x 11 16 x 3 64 44695 Washer Bowed Pin Spring 5 16 x 1 3 4 Pin Attachment Pin Haircotter 4 1 8 Plate Side R H Plate Side L H Tube Lift Handle Trigger and Lift Cable Assembly Washer 3 8 Screw Oval 10 24 x 1 Grip Handle Tube Crank Rod Support Bushing 3 8 Plastic Bracket Chute Crank 0O m m GI A NA A oa 710 1233 46446 47027 741 0475 nnn 33 REPAIR PARTS FOR MODEL LST42B 42 SNOW THROWER REF PART QTY DESCRIPTION NO NO Carriage Bolt 5 16 18 x 3 4 Hex Lock Nut 5 16 18 Hex Nut 5 16 18 Lock Washer 5 16 Washer 5 16 Std Wrt Frame Clutch and Pulley Idler Arm Assembly Spacer Pivot Idler Bracket Assembly Hex Nut 3 8
40. r cable clutches If the spiral auger on the snow thrower does not stop when the attachment clutch lever on the tractor is disengaged then adjustment is necessary Proceed as follows Refer back to figure 33 on page 16 e Place the attachment clutch lever in the disengaged position e Remove the hairpin cotter from the engagement rod trunnion and lift the trunnion out of the hole in the idler arm e Screw the trunnion a few turns towards the front end of the rod e Replace the trunnion into the hole in the idler arm and secure it with the hairpin cotter Check the operation of the snow thrower If the spiral augers still do not stop repeat the above steps until the augers stop when the attachment clutch lever is placed in the disengaged position SPIRAL AUGERS e The spiral augers are secured to the auger shaft with two shear bolts and nylock nuts If you hit a foreign object or if ice jams the augers the snow thrower is designed so that the bolts will shear e the augers will not turn check to see if the shear bolts have sheared See figure 60 Two replacement shear bolts and nylock nuts have been provided with the snow thrower For future use order part number 710 0890A shear bolt and number 47810 nylock nut GEAR HOUSING SHEAR BOLT AND HEX LOCK NUT SCRAPER PLATE FIGURE 60 STORAGE STORAGE RECOMMENDATIONS PARTS TO REMOVE AT END OF SEASON Lower the snow thrower to the ground Remove the sn
41. r the rear hole use a 5 16 x 1 carriage bolt J a 1 2 washer R and a 5 16 nylock nut Y Place the 1 2 washers R between the tractor frame and the side plate Repeat for L H side plate e Reinstall the browning shield onto the tractor frame using the original screws NOTE If there is an engine mounting plate shown with dotted lines leave the 1 2 washer off the bolt that goes through the plate 5 16 x 1 ENGINE MOUNTING CARRIAGE BOLT J BLATE SEE NOTE 3 3 8 x 1 CARRIAGE BOLTS G 4 1 2 WASHERS R 3 3 8 FLANGE NUTS X FIGURE 3 RIGHT SIDE VIEW STEP 4 SEE FIGURE 4 e Assemble shoulder bolt and a 3 8 washer T to the outside of R H side plate securing it with a 3 8 flanged nut X Repeat for L H side plate SHOULDER BOLT L 3 8 FLANGED 3 8 WASHER T NUT X FIGURE 4 RIGHT SIDE VIEW INSTALL HANGER BRACKETS AND SHOULDER BOLTS TO OUTSIDE OF FRAME STEP 5 SEE FIGURE 5 e Remove the bolt if present in the hole directly behind the brake rod on the left side of the tractor frame e Attach the L H Hanger Bracket tube facing out to the hole using a 5 16 x 3 4 self threading bolt F e Install a round head shoulder bolt M into the hole that is 9 1 2 to the rear of the bolt you just installed Secure it with a 3 8 flange nut X on the inside of the frame BRAKE ROD 5 16 x 3 4 SELF THREADING BOLT F L H HANGER BRACKET SHOULD
42. s pointing toward the front as shown Screw the trunnion CC along the threads of the engagement rod until it is aligned at the front end of the idler arm slot Attach the trunnion CC to the slot using the 3 8 thin washer S and a 5 64 hairpin cotter DD 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 pulley keeper that is identical to the new one supplied NEW ENGINE PULLEY KEEPER WITH ORIGINAL BOLT NUT AND WASHER TRUNNION CC E gu J STOP BOLT 2 4 IDLER ARM 3 8 THIN WASHER S 5 64 HAIRPIN COTTER DD FIGURE 33 RIGHT SIDE VIEW STEP 34 SEE FIGURE 34 e Assemble the short V belt onto the engine pulley 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 IMPORTANT Do Not assemble the V belt around the outside of the engine pulley keeper or the keeper bolt e Goto step 48 on page 21 CLUTCH IDLER ASSEMBLY ENGINE PULLEY KEEPER Left Side of Tractor ENGINE PULLEY KEEPER BOLT FIGURE 34 VIEWED FROM UNDERNEATH CABLE OPERATED MANUAL A
43. 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 D A LIFT RELEASE TRIGGER LIFT HANDLE CHUTE TILT HANDLE CRANK ROD UPPER CHUTE LOWER CHUTE SCRAPER PLATE SKID SHOE SPIRAL AUGERS R H amp L H CHUTE TILT HANDLE Pivots the Upper Chute up or UPPER AND LOWER DISCHARGE CHUTE Controls 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 8 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 adequate ground clearance ein the snow CAUTION Never direct discharge thrower and the type of surface to be cleared Refer towards bystanders or windows Do not to the Service a
44. uger Attached to Housing Assembly Chute and Control Cable Assembly Housing Assembly L H Hanger Bracket Inside Mounting R H Hanger Bracket Inside Mounting Hardware Package Stored inside Plastic Keg ASSEMBLY TOOLS REQUIRED FOR ASSEMBLY 7 16 Wrenches 1 2 Wrenches 9 16 Wrenches 3 4 Wrenches Screw Driver 2 2 2 2 1 1 Knife ADDITIONAL ITEMS REQUIRED General Purpose Grease REMOVAL OF PARTS FROM CARTON e Remove all parts and hardware packages from the carton Lay out parts and hardware and identify using the illustrations on pages 4 and 6 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 and checked operation of unit DO NOT DISCARD the two spare shear bolts N and 5 16 nylock nuts Y Refer to the Service and Adjustments section on page 27 CAUTION Before startingto 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 e Allow engine muffler and exhaust deflector to cool before beginning e Remove any front or rear attachment which is mounted to your tractor e Remove the mower deck Refer to your tractor owner
45. und the large v pulley placing it between the v pulley and the hex bolt next to the pulley Place the belt to the inside of the other flat idler pulley HEX BOLTS FLAT IDLER PULLEY DRIVE BELT Did you choose the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 46 SEE FIGURE 45 Attach the clutch idler assembly to the tractor frame as follows Hook the assembly s notched arms onto the two shoulder bolts you assembled to the inside 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 GG and 1 8 hairpin cotters EE 1 8 HAIRPIN COTTER EE PIVOT LOCK PIN GG use second hole FIGURE 45 RIGHT SIDE VIEW STEP 47 SEE FIGURE 46 e Assemble the drive belt onto the engine pulley and then onto the large pulley on top of the clutch idler assembly The belt must be placed to the inside of the idler pulley and the keeper bolt located beside the large pulley e Place tension on the belt by pulling the left side tensioning chain out as far as the 3 32 hairpin cotter FF will allow Secure the chain in this position by inserting a 1 8 hairpin cotter EE through the chain IMPORTANT Do Not assemble the V belt around the outside of the engine pulley keeper or the keeper bolt CLUTCH IDLER ASSEMBLY Left Side of Tractor
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