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20

PARTS TO REMOVE AT END OF SEASON

1.  Remove the drive belt from the engine pulley.
2.  Remove  the  clutch/idler  assembly.  (The  two  hanger 

brackets and the two shoulder bolts may be left attached 
to the tractor frame.)

3.  Remove the engine pulley keeper and replace it with 

the tractor's original engine pulley keeper (rod or cable 
operated attachment clutches only).

4.  Remove the engagement rod from the tractor's clutch 

arm (rod operated attachment clutches only). See fi gure 
11 on page 9. 

5.  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. See 
fi gures 1 and 2 on page 6.

STORAGE RECOMMENDATIONS

1. Lower the snow thrower to the ground.
2.  Remove the snow thrower from the tractor.
3.  Clean the snow thrower thoroughly. Wash off any salt 

deposit  which  may  have  dried  on  the  thrower  and 
housing.

4.  Any  bare  metal  that  has  become  exposed  should  be 

painted or coated with a light oil to prevent rust.

5.  Store in a dry place.

REMOVING THE SPIRAL AUGER HOUSING

1. Lower the snow thrower to the ground.
2.  Remove  the  attachment  pin.  See  fi gure  29  on  page 

15.

3.  Lock the snow thrower's lift handle in the down position 

to decrease belt tension. 

4.  Release the spring tension from the auger belt idler arm 

on the bottom of the clutch/idler assembly.

5.  Remove  the  auger  drive  belt  from  the  clutch/idler 

assembly. See fi gure 31 on page 15.

6.  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

1. Upper or lower V belt too loose 

1. Increase tension on V belt

1. Upper or lower V belt too loose 

1. Increase tension on V belt

2. Upper or lower V belt broken   

2. Replace V belt

2. Upper or lower V belt broken   

2. Replace V belt

3. Shear bolts are sheared. 

 

3. Replace shear bolts

3. Shear bolts are sheared. 

 

3. Replace shear bolts

1. Tractor ground speed too fast   

1. Use lower tractor gear

1. Tractor ground speed too fast   

1. Use lower tractor gear

2. Tractor throttle set too low 

 

2. Increase to full throttle

2. Tractor throttle set too low 

 

2. Increase to full throttle

3. Snow too deep 

 

 

3. Raise the snow thrower

3. Snow too deep 

 

 

3. Raise the snow thrower

4. Snow melts during contact with 

4. Allow snow thrower to cool to

4. Snow melts during contact with 

4. Allow snow thrower to cool to

    the snow thrower 

 

 

    outdoor temperature before using

    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  

1. Object jammed in spiral auger  

1. Stop engine, disengage the snow  

 

 

 

 

 

    thrower clutch and clear the auger

 

 

 

 

 

    thrower clutch and clear the auger

2. Hard or heavy snow   

 

2. Increase to full throttle and

2. Hard or heavy snow   

 

2. Increase to full throttle and

 

  

decrease ground speed

 

  

decrease ground speed

Not enough traction at front wheels 

1. Increase scraper plate clearance  

Not enough traction at front wheels 

1. Increase scraper plate clearance  

 

 

 

 

 

    by lowering skid shoes

 

 

 

 

 

    by lowering skid shoes

 

  

 

 

 

 

2. Pull down on lift handle to

 

  

 

 

 

 

2. Pull down on lift handle to

 

  

increase weight on front wheels

 

  

increase weight on front wheels

1. Tractor ground speed too fast   

1. Reduce ground speed

1. Tractor ground speed too fast   

1. Reduce ground speed

2. Bottom snow is icy or hard packed 

2. Lower the skid shoes so that front  

2. Bottom snow is icy or hard packed 

2. Lower the skid shoes so that front  

 

 

 

 

 

    of skid shoe is lower than the rear

 

 

 

 

 

    of skid shoe is lower than the rear

Summary of Contents for LST 42A

Page 1: ...S MANUAL PRINTED IN U S A FORM NO 49784 6 05 CAUTION Read Rules for Safe Operation and Instructions Carefully Safety Assembly Operation Maintenance Parts 42 SNOW THROWER the fastest way to purchase pa...

Page 2: ...RVICE AND ADJUSTMENTS 20 STORAGE 21 TROUBLESHOOTING 21 REPAIR PARTS 22 SLOPE GUIDE 27 PARTS ORDERING Back Cover IMPORTANT Rear wheel weights and tire chains are required to provide extra traction and...

Page 3: ...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 s...

Page 4: ...Tie GG 2 Nylon Tie A 4 Hex Bolt 3 8 x 1 Thread Forming A 4 Hex Bolt 3 8 x 1 Thread Forming B 2 Hex Bolt 5 16 x 1 3 4 B 2 Hex Bolt 5 16 x 1 3 4 B 2 Hex Bolt 5 16 x 1 3 4 C 6 Hex Bolt 1 4 x 1 C 6 Hex B...

Page 5: ...nd Hanger Bracket Stamped L 7 Right Hand Hanger Bracket Stamped R 8 Chute Crank Rod Assembly 9 Support Tube Crank Rod 10 Lift Handle Tube and Cable 11 Clutch Idler Assembly 12 Cable Bracket 13 Housing...

Page 6: ...nual 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 PLATE...

Page 7: ...roceed to page 8 3 Assemble a shoulder bolt a 3 8 lock washer and a 3 8 hex lock nut to the bottom hole in each side plate See gure 6 FIGURE 5 RIGHT SIDE VIEW FIGURE 6 RIGHT SIDE VIEW FIGURE 4 RIGHT S...

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 gure 8 Repeat for the R H side 2 Assemble a shoulder bolt and 3 8 hex lock...

Page 9: ...eper 6 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...

Page 10: ...rs and 5 16 hex locknuts 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 See gure 15 2 Move the attachment c...

Page 11: ...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 and...

Page 12: ...front hole as shown in gure 19 FIGURE 19 FIGURE 21 RIGHT SIDE VIEW 2 Hook the loose spring through the end of the tensioning chain See gure 20 3 Hook the other end of the spring onto the bottom of the...

Page 13: ...bolt Hold this drawing above you while viewing the Clutch Idler Assembly from underneath the tractor Right and left in the drawing will be the reverse of the viewer s right and left FIGURE 22 VIEWED...

Page 14: ...et beneath the rod support bracket and assemble both to the plastic bracket using two 5 16 x 1 carriage bolts 5 16 at washers 5 16 lock washers and 5 16 hex nuts Do not tighten yet See gure 27 FIGURE...

Page 15: ...LLING THE AUGER BELT 7 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 undernea...

Page 16: ...EATH CHECKLIST Beforeyouoperateyoursnowthrower pleasereviewthe following checklist to help ensure that you will obtain the best performance from your snow thrower 1 All assembly instructions have been...

Page 17: ...efer to the Service and Adjustments section 3 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 1 The tract...

Page 18: ...rifts will eventually clear even the deepest of snow piles 9 If the snow thrower becomes clogged with snow or jammedwithaforeignobject disengagethesnowthrower immediately and shut off the tractor engi...

Page 19: ...rely Adjust both skid shoes to the same height to keep the housing and the scraper plate level See gure 34 LIFT RELEASE CABLE ADJUSTMENT 1 If the lift rod does not lock the snow thrower securely in th...

Page 20: ...pper or lower V belt too loose 1 Increase tension on V belt 2 Upper or lower V belt broken 2 Replace V belt 2 Upper or lower V belt broken 2 Replace V belt 3 Shear bolts are sheared 3 Replace shear bo...

Page 21: ...21 NOTES...

Page 22: ...22 PARTS REPAIR PARTS FOR MODEL LST 42A 42 SNOW THROWER 82 111...

Page 23: ...55 714 0161 2 Key 55 714 0161 2 Key 56 741 0919 2 Bearing Ball 56 741 0919 2 Bearing Ball 56 741 0919 2 Bearing Ball 56 741 0919 2 Bearing Ball REF PART QTY DESCRIPTION REF PART QTY DESCRIPTION NO NO...

Page 24: ...24 REPAIR PARTS FOR MODEL LST 42A 42 SNOW THROWER...

Page 25: ...3 1 Plate Side L H 34 47326 1 Tube Lift Handle 34 47326 1 Tube Lift Handle 34 47326 1 Tube Lift Handle 34 47326 1 Tube Lift Handle 35 35 49912 1 Cable Trigger Assembly 49912 1 Cable Trigger Assembly 4...

Page 26: ...26...

Page 27: ...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 TU...

Page 28: ...the fastest way to purchase parts www speedepart com REPAIR PARTS Agri Fab Inc 809 South Hamilton Sullivan IL 61951 217 728 8388 www agri fab com 2003 Agri Fab Inc...

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