Adjusting The Mower - Toro 78452 Operator's Manual

Installation
B. Check the tension indicators on each side of
the pulley box.
C. If the tension indicators are not in the same
position on both the left and right sides,
release the belt tension, turn the adjustment
knob and repeat steps A and B until the
indicators move to the same position (Fig.
13).
D. Once the indicators are in the same position
on both sides, swing the tension release arm
into the pulley box and seat it by moving it
into the position shown in Figure 13.
2
Figure 13
1. Belt tension release arm
2. Belt tension indicator (2)
3. Belt tension adjustment
knob
9. Loosen the belt guide bolt (Fig. 14).
10. Adjust the belt guide so that it just touches the
belt on the inside arm of the guide (toward the
center of the deck) (Fig. 14).
8
4
3
5
1
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4. Seating position for
tension arm
5. Belt tension released
Figure 14
1. Belt guide
2. Belt
11. Tighten the belt guide bolt.
12. Replace the front grill of the tractor, securing it
with the two previously removed screws and
washers (Fig. 10).

Adjusting the Mower

Adjusting the Height of Cut
The rear support wheels are adjusted in different hole
locations for 1-1/2—4-1/2" (4–11 cm) heights of cut.
1. Start the tractor, apply the parking brake, and
raise the deck. Get off the tractor.
2. Pull the height-of-cut lever out to disengage it
from the quadrant.
3. Adjust the height-of-cut to the desired level.
4. Release the lever inward to lock into the
quadrant (Fig. 15).
Note: The two front wheels must be adjusted
to match the mower height-of-cut
position; refer to Adjusting the Two
Front Wheels,
page 16
2
1
3
4
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3. Belt touches here
4. Belt guide bolt