Sears 486.244062 User Manual

owners

manual

Model No.

486.244062 42""

SNOW BLADE

CAUTION:

Read Rules for

Safe Operation

and Instructions

Carefully

42"" SNOW BLADE

• Assembly

• Operation

• Customer Responsibilities

• Repair Parts

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

PRINTED IN U.S.A.

RULES FOR SAFE OPERATIONS

Any power equipment can cause injury if operated improperly or if the user does not understand how to operate the equipment.

LOOK FOR THIS SYMBOL TO POINT OUT

IMPORTANT SAFETY PRECAUTIONS, IT MEANS

-- ATTENTION! BECOME ALERTJ YOUR SAFETY IS INVOLVED,

Exercise caution at all times, when using power equipment.

1. Read the tractor and snow blade owners manuals and know how to operate your tractor before using tractor with snow blade attachment.

2. Never operate tractor and snow blade without wearing proper clothing suited to weather conditions and operation of controls.

3. Never allow children to operate tractor and snow blade, and do not allow adults to operate without proper instructions.

4.. Always begin with transmission in first (low) gear and gradually increase speed as required.

42"" SNOW BLADE CARTON CONTENTS

(ALSO SEE PAGE 3)

While confirming parts count, we sug- gest that you clear any paint from the

1/8" pin holes in part reference

numbers 2, 3 and 4 to make assembly

easier.

REF. QTY.

1 1

2 1 3 1

4 1

5 1

6 2

DESCRIPTION

Blade Assembly Channel/Pivot Plate Assembly

Lift Assembly Guide Bracket Assembly Spring Assembly Angle Lock Bar

CARTON CONTENTS

REF. QTY.i DESCRIPTION

7 1 8 1

9 2 10 1 11 1 12 2

Blade Pivot Rod Lift Pivot Plate

Support Bracket Blade Lock Release Lever

Pivot Shaft Hitch Brace

Parts Package (Not Shown)

CONTENTS OF HARDWARE PACK: (Figure 1)

REF, QTY. DESCRIPTION

FIGURE 1

A 2 Keeper Plate

B 1 Lift Arm Link C 1 Spring Pin 1/4 x 1"

D 1 Hex Bolt 1/2-13 x 4" E 2 Hex Jam Nut 1/2-13 Thread

F 2 Flat Washer 7/.16" Std. G 1 Angle Lock Spring H 9 Hairpin Cotter 1/8"

I 2 Cotter Pin 1/8 x 1-1/4"

J 2 Carriage Bolt 3/8-16 x 1" K 1 Hex Bolt 3/8-16 x 1-1/4"

L 5 Lock Washer 3/8

M 7 Hex Lock Nut 3/8-16 Thread

N 4 Flat Washer 3/8 Std.

O 2 Pivot Bushing

P 2 Hex Bolt 3/8-16 x 1"

Q 1 Hex Lock Nut 1/4-20 Thread R 6 Hairpin Cotter 3/32"

S 3 Clevis Pin 3/8 x 3/4" T 1 Spring Mount Rod

U 2 Palnut, 3/8"

V 1 Blade Lock Release Cable

W 1 Eye Bolt 1/4"

X 1 Carriage Bolt 3/8-16 x 1-1/2" Y 2 Clevis Pin 3/8 x 1"

Z 1 Washer, 1-1/2" OD

AA 2 Spacer 1" OD AB 2 Spacer, 1-1/4" OD

AC 2 Clevis Pin 1/2 x 1-1/4"

3/8 x 1" 3/8 x 1"

3/8"" x 1-1/2""

3/8" STD WASHER 3/8'" LOCK WASHER

H 112- JAM 3/8" LOCK NUT 1/4" LOCK NUT

" Q

\ \ '

y._

1/2" x 4"

FULL SIZE HARDWARE REFERENCE CHART

3/32" HAIRPIN COTTERS

CLEVIS 3/8" x 3/4"

3/8"" x 1";"

ASSEMBLY INSTRUCTIONS

TOOLS REQUIRED FOR ASSEMBLY (1) Pliers

(1) Hammer (1) 7/16" Open End or Box Wrench (1) 1/2'3 Open End or Box Wrench (1) 9/16" Open End or Box Wrench

(1) 3/4" Open End or Box Wrench (1) Adjustable Wrench

Refer to carton contents figure on page 2 and figure

1 on page 3 for parts and hardware needed to

assemble snow blade.

RIGHT HAND (R.H.) AND LEFT HAND

(L.H.) ARE DETERMINED FROM OPERATOR'S POSITION WHILE SEATED ON TRACTOR.

Assemble the two angle lock bars together as shown in figure 2, using one 3/8" x 1" carriage

bolt, 3/8" lock washer and 3/8" hex nut. Do not tighten at this time.

Using a hammer drive 1/4" x 1"' spring pin through slot in bracket and hole in end of lock

bars until flush with bracket. See figure 3.

Tighten 3/8"" hex nut left loose in step 1.

Using a hammer drive a 3/8" palnut onto one end of spring mount rod. Insert the other end Of the spring mount rod through both small

holes in the pivot plate. Support end (with

palnut) of the spring mount rod with a block of wood and hammer on the remaining palnut. See figure 4.

3,8

.MouNT

3/8"" CARRIAGE BOLT\ ANGLE LOCK

3/8" LOCK WASHER \ BARS

/ _ I BRACKET (A)

3/8" HEX NUT / _ /______/=========_

/'_ "_ANGLE LOCK SP_'NG

FIGURE 2

2. Assemble angle lock spring through angle

lock bars positioning end hook as shown. See

figures 2 and 3.

3. Assemble hook of angle lock spring into hole of

bracket (A). Pull lock bars up to extend spring

just enough to allow assembly of angle lock bars

down through slot in pivot bracket and chan- nel. See figure 2 and 3.

ANGLE ANGLE LOCK

LocK.. 3

BARS _,_ (A). PIVOT BOLT

3/8" PALNUT =-_=

FIGURE 4

ASSEMBLY OF SNOW BLADE TO LAWN TRACTOR.

(Tractor Preparation)

Remove mower or any other attachment you may have mounted to your tractor. Mark all loose parts and save for re-assembly. Refer to

owners manual for removal of mower/attachment.

The mower suspension arms (R.H. and L.H.)

must be removed to allow assembly of snow blade. Also remove and save the 3/8" bolts and

lock nuts from each side of tractor frame as

shown in figure 5. Remove the belt guide and

hardware from right hand side of tractor frame.

Save for use when re-attaching the deck next season. See figure 5.

REMOVE 3/8"' BOLTS _ TRACTOR FRAME

AND SAVE _ (L.H.) SIDE

/>,.//\\

R.H. __[ _ _---X _-_

1/4" x 1" SPRING PIN

FIGURE 3 FIGURE 5

' _ ' - BRACKET

PIVOT

-- 4,

_.__UIDE AND SAVE I\ I I

FRONT _

Assemble one 1/2" x 4" hex bolt, one 1/2" hex nut and one 7/16" standard washer into

top of slotted hole in channel assembly. Assem- ble one 7/16" standard washer and one 7/16"

hex nut on bottom of 1/2" bolt under channel assembly. See figure 6. DO NOT TIGHTEN AT

THIS TIME.

Assemble channel assembly to hitch plates at front of tractor as shown in figures 6 and 7.

FRONT VIEW

ENGINE

PULLEY,,,,

BOLT

1/8"

CLEARANCE 1/2"" HEX NUT

CHANNEL ASS'Y, FRAME MEMBER

HITCH PLATES

1/2 x 4"

HEX BOLT

PIVOT

7/16" WASHERS

ASS'Y.

FIGURE 6

Assemble keeper plates over each end of pivot

shaft with lip under hitch plates (see figure 7) and secure with two 1/8" (large) hairpin

cotters through small holes near each end of shaft.

HITCH PLATE, (R.H.)

HITCH PLATE, (L.H.)

1/2'" HEX

FIGURE 8

5. Assemble blade assembly to channel assembly by aligning holes in pivot plate with holes in

reinforcement plate and inserting pivot shaft.

See figure 9. Secure by assembling two 1/8"

x 1-1/4" cotter pins into small holes near ends t)f

pivot shaft. Spread ends to retain.

NOTE

Blade shoes are factory assembled to blade assembly in lower setting. See

adjustments step "'C'" page 10 for

repositioning.

(TOP)

5/16"' HEX NUT

PLASTIC

CAP

BLADE ADJUST

SPRING

BLADE

5/16"" HEX NUT

(BOTTOM)

SHOE

CHANNEL

ASS'Y.

1/8"" HAIRPIN

COTTER

KEEPER PLATE

FIGURE 7

Adjust 1/2" x 4" stop bolt, previously

assembled into channel assembly (step 1). See figure 8. Adjust hex nuts, above and below channel to provide approximately 1/8"

clearance between channel and the tractor engine pulley with the stop bolt positioned

against frame member. See figure 8.

NOTE

The stop bolt must be tightened in

place before blade

assembly to channel.

PIVOT

&FT

SPRING PIVOT

MOUNT ROD SHAFT

118" x 1-1"/4'"

COTTER PIN

BRACKET

FIGURE 9

To assemble blade adjust spring, remove plastic

cap, 5/16" flat washer and one 5/16" hex nut. Adjust the remaining 5/16" hex nut on the long

bolt to approximately one inch down from end

of bolt threads. Assemble adjusting bolt through hole in top edge of blade and hold in place with

5/16" flat washer and 5/16" hex nut removed

earlier. Do not tighten 5/16" hex nut at this time. Push down on the spring and hook end of spring

over spring mount rod as shown in figure 9. Tighten 5/16" hex nut on top edge of blade down against the bottom 5/16" hex nut.

Replace plastic cap over end of adjusting bolt

threads. See figure 9,

3HT HAND

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