Toro 73551 Setup Instructions

FORM NO. 3319–230 A

523Dxi GARDEN TRACTOR

MODEL NO. 73551–8900001 & UP

Loose Parts

Note: Use the chart below to identify parts for assembly.

DESCRIPTION QTY. USE

Rear Wheel Wheel Bolt

R.H. Wheel Spindle L.H. Wheel Spindle Unplated Thrust Washer – 1.56” O.D x .06”

Thick Plated Wheel Washer –1.50” O.D x .05” Thick Bolt – 5/16”-18 x 2.25” Long Hex Nut – 5/16”-18 Spindle Cap

1 1 2

4 2 2 2

Installing the rear wheels

Installing the front wheels

SET UP

INSTRUCTIONS

Front Wheel Hubcap Washer – 2.50” O.D x .05” Thick Cotter Pin –.156” x 1.50” Long Shim Washer – 1.50” O.D x .015” Thick Hubcap Steering Wheel Boot Washer Nut Lock Washer Trim Cover Seat Assembly Shoulder Bolt – 5/16” Locknut – 5/16”

Printed in USA

2 2 2 2 2 1 1 1 1 1 1 2 2

Installing the steering wheel

Installing the seat

The Toro Company – 1997

Set-Up Instructions

DESCRIPTION USEQTY.

Bolt – 1/4”-20 x .75” Long Wing Nut – 1/4”-20

Grill Screw – #8 x .50” Long Grill Washer – .75” O.D.

Hitch Pin Hairpin Cotter Flat Washer – .50” I.D.

Key 1 Use in ignition switch Operator’s Manual 1 Read before operating the tractor Engine Operator’s Manual 1 Read before operating the tractor

Installing the Rear Wheels

1. Remove the four wheel bolts holding the rear

shipping brackets to the rear hubs.

2 2

1 1 2

Attaching the battery cables

Securing the grill

Installing the drawbar hitch pin

Installing the Front Wheels

IMPORTANT: Never raise the front of the tractor by placing a jack under the bumper or front axle because the tractor may be

2. Using a jack or suitable hoist, raise the rear of

damaged.

the tractor only high enough to install the rear wheels.

1. The front hood support braces have two slots

(Fig. 2) that may be used to lift the tractor to

3. Install the wheels onto the hubs with the valve

stems facing inward (Fig. 1).

install the front wheel spindles. To access these slots, remove the front grill and raise the hood.

4. Tighten the wheel bolts to 75–80 ft-lb

(105–112 Nm).

Figure 1

1. Hub

2. Rear wheel

3. Wheel bolt (5)

2 2

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1. Slots 2. Grill Grommets

Figure 2

Note: Remove, or be careful not to damage,

the two upper grill grommets (Fig. 2).

Set-Up Instructions

2. Using a suitable hoist, raise the front of the

tractor only high enough to install the front wheel spindles.

IMPORTANT: Do not pivot the weight of the tractor onto the rear drawbar hitch because the hitch will be damaged.

3. Install a 1.56” O.D. x .06” thick unplated thrust

washer onto the splined shaft of the R.H. wheel spindle (Fig. 4).

4. Install the splined end of the R.H. spindle

through the R.H. end of the front axle and into the steering arm (Fig. 4).

Note: The L.H. and R.H. spindles are

different. Assemble the spindles as shown in figure 3.

Note: The outside edge of the spindle must

be parallel to the end of the steering arm (Fig. 3).

7. Install a front wheel onto the R.H. spindle with

the valve stem facing inward (Fig 4).

8. Insert another 1.50” O.D x .05” thick plated

wheel washer onto the R.H. spindle (Fig. 4).

9. Install a 2.50” O.D x .05” thick hub cap washer

onto the spindle. Now insert a .156 x 1.50” long cotter pin into the hole in the spindle (Fig. 4).

10. Check the front wheel end play. Install shim

washers inside the hubcap washer as necessary so there is minimum end play.

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Figure 3

1. R.H. Spindle

2. L.H. Spindle

3. Steering arm

4. Parallel relationship

5. Secure the spindle shaft to the steering arm with

a 5/16”–18 x 2.25” bolt and 5/16” nut (Fig. 4). Torque the nut to 230  25 in–lbs.

6. Insert a 1.50” O.D x .05” thick plated wheel

washer onto the R.H. spindle (Fig. 4).

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Figure 4

1. Wheel s p indle

2. Unplated thrust washer

1.56” x .06” thick

3. Front axle

4. Steering arm

5. Bolt 5/16”–18 x 2.25”

6. Nut 5/16”

7. Spindle cap

8. Plated wheel washer 1.50” O.D. x .05” thick

9. Hub cap washer 2.50” O.D. x .05” thick

10. Shim washer 1.50” O.D. x .015” thick

11. Cotter pin .056” x 1.50”

12. Hubcap

11. Secure the wheel to the spindle with a cotter pin.

Bend the ends of the cotter pin completely around the spindle.

12. Install a hubcap onto the hubcap washer until it

snaps in place (Fig. 4).

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