Toro 104-6106 Installation Instructions

Form No. 3353-877 Rev A
for 413 and 420 TX Compact Utility Loaders
Part No. 104–6106
Installation Instructions
Complete this procedure for each track.
Removing a Track
1. Lower the loader arms, stop the engine, and remove the key.
2. Lift/support the side of the unit to be worked on so that the track is three to four inches (7.6 to 10 cm.) off of the ground.
3. Remove the locking bolt and nut (Fig. 1).
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1. Locking bolt
2. Tensioning screw
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Figure 1
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3. Tension tube
4. Tension wheel
5. Push the tension wheel toward the rear of the unit to move the fork tube against the frame (Fig. 2). (If it does not touch the frame, continue turning the tensioning screw until it does.)
6. Begin removing the track at the top of the tension wheel, peeling it off of the wheel while rotating the track forwards.
7. When the track is off of the tension wheel, remove it from the drive sprocket and road wheels (Fig. 2).
Replacing the Road Wheels
1. Remove the 4 bolts and nuts securing the lower track guide which contains the road wheels, and remove it (Fig. 3).
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4. Using a 1/2 in. drive socket, release the drive tension by turning the tensioning screw clockwise (Fig. 1 and 2).
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3
4
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5
7
6
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Figure 2
1. Track
2. 1/2 in. socket
3. Tension wheel
4. Fork tube
W 2005 by The Toro Company 8111 Lyndale Avenue South Bloomington, MN 55420-1196
5. Track lug
6. Drive sprocket
7. Sprocket spacer
8. Road wheels
Original Instructions (EN)
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3
2
Figure 3
1. Road wheels
2. Lower track guide
3. Track guide bolts (only two shown)
2. Remove the 10 road wheels and discard them, saving the fasteners for later use (Fig. 3).
3. Install new road wheels onto the track guide using the fasteners your removed previously. Torque the road wheel bolts to 135 to 165 ft-lb (183 to 223 N⋅m).
4. Install the track guide to the traction unit frame using the fasteners you removed previously. Torque the bolts and nuts to (67 to 83 ft-lb (91 to 112 N⋅m).
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Printed in the USA
Checking the Tension Wheel Bearings and Drive Sprocket Spacers
1. While looking at the bearing of the tension wheel between the fork and the wheel, rotate the wheel and ensure that the bearing rotates correctly and does not rotate around the wheel axle.
2. Repeat step 1 for the bearing on the other side of the tension wheel.
3. If a bearing is frozen and rotates around the wheel axle, remove the wheel and replace the bearing.
4. Check the sprocket spacers on the drive sprocket and replace any that are damaged or worn.
Installing the New Track
1. Beginning at the drive sprocket, coil the new track around the sprocket, ensuring that the lugs on the track fit between the spacers on the sprocket (Fig. 2).
2. Push the track under and between the road wheels (Fig. 2).
3. Starting at the bottom of the tension wheel, install the track around the wheel by rotating the track rearward while pushing the lugs into the wheel.
4. Turn the tensioning screw counter-clockwise until the distance between the tension nut and the back of the fork tube (Fig. 4) is 2 3/4 in. (7 cm.).
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Figure 4
1. 2-3/4 in. (7 cm)
5. Align the closest notch in the tension screw to the locking bolt hole and secure the screw with the locking bolt and nut.
6. Lower the traction unit to the ground.
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