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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 FIGURE 29)
• Move the attachment clutch lever on the dash panel to

the disengaged (down) position.

• Screw the trunnion onto the end of the snow thrower

engagement rod.

• 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.

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.

• 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.

FIGURE 29

RIGHT SIDE VIEW

ENGAGEMENT ROD

5/64" HAIRPIN
COTTER

TRACTOR'S CLUTCH ARM

SUSPENSION ARM

TRUNNION

REMOVE EXTENSION,
BOLT AND NUT
(IF PRESENT)

STEP 30: (SEE FIGURE 30)
• Attach the two rear pulley frame brackets to the inside

of the clutch/idler assembly using two 5/16" x 1" hex
bolts, eight 5/16" washers and two 5/16" nylock nuts 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, 5/16" washers and 5/16" nylock nuts for each
bracket. Add extra washers if needed.

FIGURE 30

FIGURE 31

STOP

Did you choose the correct drive belt for
your tractor? Using the wrong length belt
may cause premature bearing or belt failure.

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 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 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.

TENSIONING CHAIN
(lower idler arm)

5/16" x 3/4"
HEX BOLT

5/16" x 1"
HEX BOLT

5/16" NYLOCK NUT

5/16"
WASHER

(4) 5/16" WASHERS

3/32" HAIRPIN
COTTER IN
4th LINK

#46989
DRIVE BELT

FLAT IDLER
PULLEY

HEX BOLTS

• Insert a tensioning chain through the hole shown and

attach it to the spring on the lower idler arm.

• Install a 3/32" hairpin cotter in the 4th link of the chain.

Содержание LST42F

Страница 1: ...M NO 28051 rev 09 07 18 42 SNOW THROWER CAUTION Read Rules for Safe Operation and Instructions Carefully Safety Assembly Operation Maintenance Parts Husqvarna Technical Assistance 800 448 7543 Service...

Страница 2: ...8 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...

Страница 3: ...g 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 whenev...

Страница 4: ...L SIZE N K Q A 46938 43084 43182 43661 47631 47630 43350 44215 43682 44326 43080 48106 42849 43003 43088 43081 R19172410 47605 43070 44695 43082 47810 47572 46584 47598 43063 AA GG EE DD CC BB FF LL H...

Страница 5: ...houlder Bolt N 2 Shear Bolt spare 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 REF QTY DESCRIPTION U 2 Bowed Washe...

Страница 6: ...cket 12 Front 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...

Страница 7: ...ove the 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 opera...

Страница 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 Br...

Страница 9: ...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...

Страница 10: ...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 fro...

Страница 11: ...the 5th link of the chain attached to the upper idler arm Install a 3 32 hairpin cotter in the 4th link of the chain attached to the lower idler arm FIGURE 15 STEP 17 SEE TABLE 1 Two different length...

Страница 12: ...length belt may cause premature bearing or belt failure DRIVE BELT FLAT IDLER PULLEY HEX BOLTS PIVOT LOCK PIN use second hole SHOULDER BOLT 1 8 HAIRPIN COTTER L H HANGER BRACKET 1 8 HAIRPIN COTTER ENG...

Страница 13: ...1 carriage bolt 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 INSTRUCTI...

Страница 14: ...e frame using 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 and 3 8 flanged nut to the...

Страница 15: ...side of the clutch idler assembly using two 5 16 x 1 hex bolts eight 5 16 washers and two 5 16 nylock nuts for each bracket Attach the two front pulley frame brackets to the inside of the clutch idler...

Страница 16: ...4 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 th...

Страница 17: ...f the chain FIGURE 35 CABLE OPERATED MANUAL ATTACHMENT CLUTCH FIGURE 37 HEX BOLTS DRIVE BELT FLAT IDLER PULLEY 46989 STEP 37 SEE FIGURE 37 Two different length drive belts are included with your snow...

Страница 18: ...ctor frame as follows 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 usi...

Страница 19: ...BELT PART 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...

Страница 20: ...s 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 1 8 hairpin cotters FIGURE 45 RIGHT SID...

Страница 21: ...FIGURE 47 RIGHT SIDE VIEW 5 16 NYLOCK NUT 5 16 x 1 3 4 HEX BOLT 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...

Страница 22: ...e 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 th...

Страница 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 FIGURE 56 VIEWED FROM UNDERN...

Страница 24: ...reviewthe 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...

Страница 25: ...eared 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 tr...

Страница 26: ...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...

Страница 27: ...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 up...

Страница 28: ...dle 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...

Страница 29: ...g 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...

Страница 30: ...39 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 36 20 22 14 26 18 36 20 68 67 30 38 22 33 21...

Страница 31: ...td Wrt 31 47615 2 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 24279 2 Skid Shoe REF PART NO QTY DESCRIPTION 36 48015 4 Washer Nylon 37 2745...

Страница 32: ...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...

Страница 33: ...1 8 32 25678 1 Plate Side R H 33 25679 1 Plate Side L H 34 49916GY 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...

Страница 34: ...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...

Страница 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 TU...

Страница 36: ...ced or transmitted in any form or by any means electronic or mechanical including photocopying or recording or by any information storage or retrieval system without the express written permission of...

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