Installation Instructions

ManualsBrandsToro ManualsRiding ProductsFour Wheel Drive Kit, Groundsmaster 580-D (200000001 & later)

Printed in the USA

W 2002 by The Toro Company

8111 Lyndale Avenue South

Bloomington, MN 55420-1196

Four Wheel Drive Kit

Groundsmaster 580D

Model No. 30598–200000001 and Up

Form No. 3327–824 Rev A

Installation Instructions

POTENTIAL HAZARD

• Traction Unit rolls over.

WHAT CAN HAPPEN

• Bodily injury could occur.

HOW TO AVOID THE HAZARD

• Make sure ROPS is installed on all

Groundsmaster 580–D Traction Units equipped

with a Four Wheel Drive Kit. Make sure to

install ROPS Kit, Part No. 104–1265 included

with this kit.

Mount Wheel Motors

1. Disconnect/remove the rear tires, tie rod

assembly, and steering cylinder from wheel

spindles.

Figure 1

1. Rear tire

2. Tire rod

3. Steering cylinder

4. Wheel spindle

2. Slide a thrust washer over the shaft on each

wheel motor housing (Fig. 2).

3. Slide the left and right wheel motor housings

onto the axle and secure with retaining rings,

spindle caps, and 3/8–16 x 3/4” lg. flange bolts

(Fig. 2).

4. Reinstall the steering cylinders. Adjust the ball

joint on the steering cylinder so that the steering

arms contact the stops on the axle in either

direction (Fig. 2).

Figure 2

1. Four wheel drive axle

2. Wheel motor housing

3. Spindle caps

4. Wheel motor

5. Reinstall the tie rod and tires. Torque wheel studs

to 50 ft–lbs. Adjust the tie rod so that the toe–in

(measure at the front of the tires) is within 1/8 of

an inch when the wheels are in the straight ahead

position. The measurement must be taken at the

same height from the ground both front and rear

(Fig. 3). After adjusting, the slots in the tie rod

and the clamps should face downwards.

Summary of content (8 pages)

PAGE 1
Form No. 3327–824 Rev A Four Wheel Drive Kit Groundsmaster 580D Model No. 30598–200000001 and Up Installation Instructions 4. POTENTIAL HAZARD • Traction Unit rolls over. Reinstall the steering cylinders. Adjust the ball joint on the steering cylinder so that the steering arms contact the stops on the axle in either direction (Fig. 2). WHAT CAN HAPPEN • Bodily injury could occur.
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Note: The two hoses in the center of the bulkhead assembly go to the rear port holes that are closest to the rear of the unit. The outside hoses attach to the port holes that are closest to the front of the unit. m–3398 Figure 3 Install Hydraulic Lines 1. Remove the hydraulic tubes from the bulkhead assembly (Fig. 4). 2 1 1 1 2 Figure 6 1. Wheel motor hoses (Part No. 100–3910) 2. Wheel motor drain hoses (Part No. 100–3912) 2 4. Install a Tee fitting to the bulkhead plate as shown in figure. 7.
PAGE 3
7. 10. Insert the spacer into the hose clamp. Attach the hose clamp to the hose bracket using two 1/4–20 x 2–1/2” lg. screws and nuts. Remove the bolts and locknuts from the left front motor mount near the left side of the carrier frame and discard the locknuts. Install the hose bracket and hose clamp with the previously removed bolts and two new locknuts (Fig. 10). Attach the block bracket to the frame with two 5/16–18 x 3/4” lg. self–tapping screws and washers (Fig. 8). 2 1 1 m–4539 Figure 8 1.
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Note: Route hose #3 under oil pan allowing a 4” gap between oil pan and hose. 2 1 4 1 3 2 Figure 11 1. Hose (Part No. 76–9570) 2. Hose (Part No. 100–3916) 3 3. Hose (Part No. 100–3917) 4. Hose (Part No. 100–3919) Note: Hose #1 connects to existing Tee fitting located at bulkhead for the right, deck motor hydraulic hoses. Figure 13 Note: Hose #4 connects to existing Tee fitting located on the underside of the hydrostat. 1. Hose (Part No. 100–3915) 2. Hose (Part No. 100–3913) 1 3. Hose (Part No.
PAGE 5
2 1 2 1 Figure 18 Figure 15 1. Hose (Part No. 100–3916) 3 1. Hose (Part No. 100–3913) 2. Hose (Part No. 76–9570) 2. Hose (Part No. 100–3917) 3. Hose (Part No. 100–3914) 1 Figure 16 2 1 1. Hose (Part No. 100–3917) Figure 19 1. Hose (Part No. 100–3913) 1 2 2. Hose (Part No. 100–3914) Installing Wire Harness and Bumper Guard 3 Figure 17 1. Clamp 2. Tee fitting 3. Hose (Part No. 100–3915) 5 1.
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3. Operation Attach the bumper bracket to the frame using eight 3/8–16 x 1–1/4” lg. bolts, washers, and nuts. (Fig. 20). 4. Toggle the switch in the on or forward position to engage the four wheel drive in forward. Toggle the switch in the momentary or reverse position will engage the four wheel drive in reverse. Secure the guard assembly to the bumper bracket with four carriage bolts (Fig. 20). Note: The Four Wheel Drive Kit is designed as a traction assist to the front traction wheels.
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O PR F E D C B E P 7 LEFT WHEEL 15.88:1 2.8 0.96 0.96 2.8 15.88:1 RIGHT WHEEL T .047 E1 F B 3.5 GPM .120 PRIORITY 400 PSI 2000 PSI 600 PSI 50 PSI 450 PSI 50 PSI A1 2 SPEED SOLENOID WING DECK LIFT–LEFT 11 GPM 1500 PSI L T TEST PORTS TEST PORTS 2.7 TURNS LOCK TO LOCK 2 1/2 BORE X 14 INCH STROKE 1 1/2 INCH CUSHION ROD END CENTER DECK LIFT 2 1/2 BORE X 3 1/4 STROKE WING DECK LIFT–RIGHT 5000 PSI 450 PSI BYPASS VALVE P AUXILIARY 2.8 285 P1 3000 PSI R1BV SV1 1.
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ELECTRICAL SCHEMATIC VALVE BLOCK MECHANICAL SWITCH REVERSE 4WD FORWARD 4WD P1 A B P3 P2 A W6 W9 B A W7 W10 B W5 W3 BLK W8 GROUND J1 BLK SP1 W10 BLK WHT GRN YEL W5 W6 GRN SP2 YEL W4 GRN ORN W3 6 J4 FORWARD W2 2 J5 +12 V W1 5 J6 +12 V W4 4 J7 REVERSE W7 1 J8 REVERSE TOGGLE SWITCH W2 W1 ”A” J9 KEY SWITCH WIRE HARNESS MECHANICAL SWITCH P3 VALVE BLOCK AB FORWARD REVERSE P1 P2 AB BA KEY SWITCH "A" J9 TOGGLE SWITCH J4 FORWARD "6" GROUND J1 J5 +12V "2" J6 +12V "5" J7