Toro TX 427 Operator's Manual page 36

1. Track
2. Socket wrench (1/2 inch)
3. Tension wheel
4. Tension tube
6. Push the tension wheel toward the rear of the
unit to move the tension tube against the frame
(Figure 48).
If it does not touch the frame, continue turning
the tensioning screw until it does.
7. Begin removing the track at the top of the
tension wheel, peeling it off the wheel while
rotating the track forward.
8. When the track is off the tension wheel, remove
it from the drive sprocket and road wheels
(Figure 48).
9. Beginning at the drive sprocket, coil the new
track around the sprocket, ensuring that the lugs
on the track fit between the cogs on the sprocket
(Figure 48).
10. Push the track under and between the road
wheels (Figure 48).
11. 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.
12. Turn the tensioning screw counterclockwise until
the distance between the tension nut and the
back of the tension tube
(2-3/4 inches).
13. Align the closest notch in the tension screw to
the locking bolt hole and secure the screw with
the locking bolt and nut.
14. Lower the traction unit to the ground.
Figure 48
5. Track lug
6. Drive sprocket
7. Sprocket cog
8. Road wheels
(Figure 46) is 7 cm
15. Repeat steps
track.
Replacing Wide-Width Tracks
When the tracks are badly worn, replace them.
Note:
You have wide-width tracks if the front tension
wheels are mounted on the sides of the end of the
tension tube (Figure
1. Park the machine on a level surface, engage the
parking brake, and lower the loader arms.
2. Shut off the engine and remove the key.
3. Lift/support the side of the unit to be worked on
so that the track is 8 to 10 cm (3 to 4 inches)
off the ground.
4. Remove the locking bolt and nut
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5. Using a 1/2-inch drive ratchet, release the
drive tension by turning the tensioning screw
clockwise
1. Track
2. Socket wrench (1/2 inch)
3. Tension wheel nut
4. Outer tension wheel
5. Tension tube
6. Push the tension wheel toward the rear of the
unit to move the tension tube against the frame
(Figure 49).
If it does not touch the frame, continue turning
the tensioning screw until it does.
7. Remove the nut securing the outer tension
wheel and remove the wheel
8. Remove the track
36
3 through 14 to replace the other
49).
(Figure 47 and Figure
Figure 49
6. Track lug
7. Drive sprocket
8. Sprocket cog
9. Road wheels
10. Inner tension wheel
(Figure
(Figure 49).
(Figure 47).
49).
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49).