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8

STEP 4:  (SEE FIGURE 4)

•

 

Install a shoulder bolt (M), a 3/8" washer (T) and a 
3/8" flanged lock nut (X) in the R.H. (21) and L.H. (20)  
Side Plates.

FIGURE 4 

 

 

        RIGHT SIDE VIEW

FIGURE 3 

RIGHT SIDE VIEW

5/16"
NYLOCK
NUT

5/16" x 1"
CARRIAGE BOLT (K)

ENGINE MOUNTING 
PLATE

(4) 1/2" WASHERS (R)

(3) 3/8" FLANGE NUTS (X)

(3) 3/8" x 1"
CARRIAGE
BOLTS (H)

SEE NOTE

INSTALL SIDE PLATES

STEP 3:  (SEE FIGURE 3)

•  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 (H), three 1/2" washers (R) (see 
note) and three 3/8" flange nuts (X).  For the rear hole, 
use a 5/16" x 1" carriage bolt (K), a 1/2" washer (R) 
and a 5/16" nylock nut (Y).  Place the 1/2" washers 
between the tractor frame and the side plate. Repeat 
for L.H. side plate.

•  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.

INSTALL HANGER BRACKETS AND SHOULDER 
BOLTS TO OUTSIDE OF FRAME

STEP 5:  (SEE FIGURE 5)

•

 

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 (16) to the hole using 

a 5/16" x 3/4" self threading bolt (G).

•  Install a 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.

FIGURE 5 

LEFT SIDE VIEW

5/16" x 3/4" SELF
THREADING BOLT (G)

L.H. HANGER

BRACKET (16)

BRAKE ROD

3/8" FLANGED NUT (X)

SHOULDER
BOLT (M)

5/16" x 3/4" SELF
THREADING BOLT (G)

R.H. HANGER
BRACKET (17)

RIGHT END OF
BRAKE ROD

3/8" FLANGED
NUT (X)

SHOULDER

BOLT (M)

STEP 6:  (SEE FIGURE 6)

•

 

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.

•  Attach the R.H. Hanger Bracket (17) to the hole using 

a 5/16" x  3/4" self threading bolt (G).

•  Install a 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.

FIGURE 6 

RIGHT SIDE VIEW

3/8" WASHER (T)

SHOULDER 
BOLT (M)

3/8" FLANGED
NUT (X)

Summary of Contents for LST42H

Page 1: ...H PRINTED IN U S A FORM NO 3 141 10 12 21 42 SNOW THROWER the fastest way to purchase parts www speedepart com yo u t u b e c o m c a g r i fa b Video Instruction Guide Want more information or assembly tips ...

Page 2: ...28 TROUBLESHOOTING 29 REPAIR PARTS ILLUSTRATION 30 32 34 REPAIR PARTS LIST 31 33 34 SLOPE GUIDE 35 PARTS ORDERING SERVICE BACK COVER 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 purchased your tractor WHEEL WEIGHTS TIRE CHAINS ...

Page 3: ...ng 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...

Page 4: ...350 44215 43682 44326 43080 42849 43003 43088 43081 R19172410 47605 44695 43082 47810 47572 46584 47598 43063 AA x1 GG x2 EE x2 DD x1 CC x3 BB x3 FF x6 LL HH x2 II x1 JJ x2 KK x2 46959 27809 27810 42848 HA3090 43343 43055 43038 46963 726 0178 47788 HA9822 42991 44044 42842 R19131316 23727 MM x1 NN x1 QQ x2 OO x2 PP x6 B x2 C x4 D x4 E x6 F x6 M x4 47630 48106 G x2 I x2 K x4 T x3 43070 ...

Page 5: ...re parts O 7 Lock Washer 3 8 P 7 Washer 1 4 Q 22 Washer 5 16 Extra washers included R 8 Washer 1 2 S 1 Washer 3 8 Thin T 3 Washer 3 8 U 2 Bowed Washer V 6 Flanged Nut 1 4 REF QTY DESCRIPTION W 1 Flanged Nut 5 16 X 10 Flanged Nut 3 8 Y 22 Nylock Nut 5 16 2 spare parts Z 2 Hex Lock Nut 3 8 AA 1 Spring BB 3 Chute Keeper CC 3 Chute Spacer DD 1 Trunnion EE 2 Hairpin Cotter 5 64 FF 6 Hairpin Cotter 1 8 ...

Page 6: ...Pulley Frame Bracket 2 13 V Belt Drive 56 48138 14 V Belt Drive 55 46989 15 V Belt Auger Attached to Housing Assembly 16 L H Hanger Bracket Outside Mounting 17 R H Hanger Bracket Outside Mounting 18 L H Hanger Bracket Inside Mounting 19 R H Hanger Bracket Inside Mounting 20 Left Hand Side Plate 21 Right Hand Side Plate 22 Pulley 23 Large Spacer 3 8 46989 48138 42992 11 5 7 17 2 4 6 19 18 16 8 15 1...

Page 7: ... tractor hood Refer to your tractor owner s manual for removal instructions FIGURE 2 RIGHT SIDE VIEW 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 REMOVE BROWNING SHIELD REMOVE FRONT SCREWS MOWER DECK SUSPENSION BRACKET FIGURE 1 INSTRUCTIONS FORTRACTORS WITH SINGLE FRONT DECK SUSPENSION BRACKET STEP 2 SEE FIGUR...

Page 8: ...BRACKETS AND SHOULDER BOLTS TO OUTSIDE OF FRAME STEP 5 SEE FIGURE 5 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 16 to the hole using a 5 16 x 3 4 self threading bolt G Install a 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 i...

Page 9: ...ts are included with your snow thrower Use the longer 56 drive belt 48138 on tractors with manual attachment clutches 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...

Page 10: ...en using the mower deck STEP 11 SEE FIGURE 11 Find the cable clip that is attached to the left side of the tractor frame underneath the footrest Open the clip and remove the mower clutch cable Do not remove the clip from the tractor frame The cable reattaches to the clip when using the mower deck Move the attachment clutch lever on the dash panel to the disengaged position Place the clutch idler a...

Page 11: ...r and lower idler arms Install a 3 32 hairpin cotter GG in the 5th link of the chain attached to the upper idler arm Install a 3 32 hairpin cotter GG in the 4th link of the chain attached to the lower idler arm FIGURE 15 STEP 17 SEE TABLE 1 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...

Page 12: ...ley STOP Did you choose the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure DRIVE BELT FLAT IDLER PULLEY HEX BOLTS 1 8 HAIRPIN COTTER FF L H HANGER BRACKET PP CLEVIS PIN OO SHOULDER BOLT 1 8 HAIRPIN COTTER FF ENGINE PULLEY HEX BOLTS FLAT IDLER PULLEY TENSIONING CHAIN LEFT SIDE OF TRACTOR STEP 20 SEE FIGURE 19 Assemble the drive belt onto ...

Page 13: ...riage bolt K without a nut The bracket fastened to inside of frame must remain in place FRONT SUSPENSION BRACKET REPLACE BOLT IF PRESENT REMOVE BOLTS IF PRESENT FIGURE 20 RIGHT SIDE VIEW INSTRUCTIONS FORTRACTORS WITH DUAL FRONT DECK SUSPENSION BRACKETS FASTEN SIDE PLATES TO TRACTOR If your tractor resembles figure 20 start with step 21 If your tractor resembles figure 22 start with step 23 STEP 25...

Page 14: ... a 3 8 x 1 carriage bolt and a 3 8 flanged nut Bolt head goes on inside of tractor frame Repeat for the R H side STEP 28 SEE FIGURE 28 Assemble a shoulder bolt M 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 19 Bolt goes on inside of frame FIGURE 27 LEFT SIDE VIEW INSTALLING SHOULDER BOLTS STEP 27 SEE FIGURE 27 Remove th...

Page 15: ... of the clutch idler assembly using two 5 16 x 1 hex bolts C eight 5 16 washers Q and two 5 16 nylock nuts Y for each bracket Attach the two front pulley frame brackets to the inside of the clutch idler assembly using two 5 16 x 3 4 hex bolts D 5 16 washers Q and 5 16 nylock nuts Y for each bracket Add extra washers if needed FIGURE 30 FIGURE 31 STOP Did you choose the correct drive belt for your ...

Page 16: ...EP 34 SEE FIGURE 34 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 Go to step 48 on page 21 F...

Page 17: ...ink of the chain FIGURE 35 CABLE OPERATED MANUAL ATTACHMENT CLUTCH FIGURE 37 STEP 37 SEE FIGURE 37 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 with 46989 printed on the outside of the belt DO NOT USE the other belt Slightly loosen the hex bolt next to the flat idler pulle...

Page 18: ...llows Hook the rear of the assembly onto the two shoulder bolts you installed on the tractor frame Lift the front of the assembly and attach it to the hanger brackets you installed using two pivot lock pins HH and 1 8 hairpin cotters FF FIGURE 38 STEP 38 SEE FIGURE 38 Move the attachment clutch lever on the dash panel to the disengaged down position Place the clutch idler assembly on the floor on ...

Page 19: ... 48138 TRACTOR TYPE DECK SIZE CLUTCH TYPE LT Lawn Tractor 48 Electric LT Lawn Tractor 38 42 46 Electric TABLE 2 STEP 41 SEE FIGURE 41 Turn the clutch idler assembly upside down Hook the long end of the spring AA onto the end of the bolt that extends through the nut on the bottom of the upper idler arm Install a 3 8 hex lock nut Z onto the bolt leaving enough space for the spring to pivot FIGURE 41...

Page 20: ... 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 HH and 1 8 hairpin cotters FF FIGURE 45 RIGHT SIDE VIEW CLUTCH IDLER ASSEMBLY FIGURE 44 STOP Did you choose the correct drive belt for your tractor Using the wrong length belt may cause premature bearing or belt failure STEP 45 SEE FIGURE 44 Turn t...

Page 21: ...VIEW 5 16 NYLOCK NUT 5 16 x 1 3 4 HEX BOLT B LIFT HANDLE 2 ASSEMBLY OF THE SNOW THROWER 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 crank rod to the crank rod support tube Assemble the crank rod support t...

Page 22: ... nuts are snug but do not dig into the plastic chute keepers 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 Turn the crank rod to check if the chute rotates freely If not loosen the bolts and nuts that attach the chute to the flange by 1 4 turn each Secure the control cables to the crank rod support tube u...

Page 23: ...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 IDLER PULLEY AUGER PULLEY TWIST 1 4 TURN TWIST 1 4 TURN IDLER PULLEY FIGURE 55 FIGURE 54 RIGHT SIDE VIEW BELT ROUTING DIAGRAM ENGINE PULLEY 1 8 HAIRPIN COTTER FF MOUNTING PLATE SIDE PLATE CLEVIS PIN 1 2 x 7 8 QQ SHOULDER BOLT FI...

Page 24: ...ansport 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 SETTING THE AUGER BELT TENSION STEP 58 SEE FIGURE 57 Pull the tensioning chain until it is extended out as far as the 3 32 hairpin cotter installed in the chain will allow Install a 1 8 hairpin cotter FF through the chain to...

Page 25: ...leared 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 Move the attachment clutch to the engaged position starting the snow thrower before the tractor clutch is engaged HOW TO STOP YOUR SNO...

Page 26: ...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 27: ...e same height to keep the housing and the scraper plate level See figure 60 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 o...

Page 28: ...ndle 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 See figure 56 on page 23 Pull the spiral auger housing assembly off of the tractor STORAGE ADJUSTING LIFT HEIGHT LEVELING The snow thrower is equipped with two threaded lift links for adjust...

Page 29: ...ng contact with 4 Allow snow thrower to cool to the snow thrower outdoor temperature before using Front wheels slide instead of steering Snow thrower rides up over snow 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 Not enough traction at front wheels 1 Increase scraper p...

Page 30: ...9 8 53 23 65 65 4 1 32 59 10 47 66 45 64 27 27 34 37 19 23 24 30 38 46 46 43 43 21 49 17 48 62 60 63 19 23 13 30 23 30 8 23 15 23 23 23 30 17 23 61 55 44 20 22 14 26 18 20 68 67 30 38 22 33 21 40 31 34 14 20 25 54 41 42 18 54 40 40 18 69 50 51 54 54 56 52 57 69 50 51 36 36 58 16 16 25 13 17 ...

Page 31: ...Bearing Flange 32 42844 1 Bearing Ball 33 43182 1 Hex Bolt 5 16 18 x 3 4 34 42953 4 Bearing Split 3 4 35 24279BL1 2 Skid Shoe 36 R19131316 6 Washer 406 x 812 x 062 REF PART NO QTY DESCRIPTION 37 27458BL1 2 Flange Bearing 38 43064 2 Hex Lock Nut 1 4 20 x 20 39 27502BL3 1 Bracket Idler 40 48106 4 Bolt Shoulder 41 6 162BL1 1 Hanger Bracket L H 42 25774BL1 1 Hanger Bracket R H 43 41576 2 Hex Bolt 3 8 ...

Page 32: ...9 11 12 12 13 13 14 14 16 17 17 18 18 27 25 25 31 31 32 33 36 44 70 63 49 53 52 44 44 41 42 45 39 46 47 30 43 48 51 50 54 55 7 58 18 63 63 63 56 66 64 62 62 40 52 19 53 65 65 59 59 5 37 34 35 59 38 59 35 15 23 24 21 26 29 22 63 20 67 68 28 24 61 60 65 57 10 8 58 72 58 68 69 10 67 15 71 69 ...

Page 33: ... 32 25678BL1 1 Plate Side R H 33 25679BL1 1 Plate Side L H 34 49916GY1 1 Tube Lift Handle 35 49912 1 Trigger and Lift Cable Assembly 36 43070 2 Washer 3 8 REF PART NO QTY DESCRIPTION 37 49266 1 Screw Oval 10 24 x 1 1 2 38 44482 1 Grip Handle 39 27914GY1 1 Tube Crank Rod Support 40 24393BL1 1 Bracket Chute Crank 41 27708BL1 1 Bracket Chute Crank 42 HA9822 1 Grip 43 44917 1 Palnut 3 8 44 42839 3 Bus...

Page 34: ... 42992 1 Belt V Type Auger 28 47044 1 Pulley V Type 4 29 47025 1 Hex Bolt 5 16 18 x 3 1 2 30 43432 3 Hex Bolt 3 8 16 x 2 1 2 31 43054 3 Hex Bolt 3 8 16 x 2 32 24571 1 Spacer 33 24472 1 Spacer Pivot 34 43070 8 Washer 3 8 35 46959 2 Spring 36 46963 2 Chain 37 43055 2 Pin Hair Cotter 3 32 38 23727 1 Spacer 39 43088 1 Washer 1 4 40 43343 2 Pin Hair Cotter 4 1 8 41 HA3090 2 Pin Hair Cotter 5 64 42 4284...

Page 35: ... 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 MANEUVERS WHILE ON A SLOPE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST F O L D A L O N G D O T T E D L IN E R E P R E S E N T IN G A 1 0 D E G R E E S L O P E SIGHT AND HOLD THIS LEVEL...

Page 36: ...the fastest way to purchase parts www speedepart com REPAIR PARTS Agri Fab Inc 809 South Hamilton Sullivan IL 61951 800 448 9282 www agri fab com 2021 Agri Fab Inc ...

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