Toro 30692 Operator's Manual page 30

Note: The proper mower belt tension is 10-15 lbf.
(44-67 N) with the belt deflected 1/2 inch (13 mm)
halfway between the pulleys (Figure 34).
1. Mower belt with 1/2 inch
(13mm) deflection
8. Engage the blade control (PTO) lever.
9. Check the clearance between the bell crank and the
transmission output shaft (Figure 35).
1. 1/16-1/8 inch (2-3 mm)
2. Bell crank
3. Transmission output shaft
Note: The clearance should be 1/16—1/8 inch
(2-3 mm).
10. Remove the hairpin cotter and the clevis pin from
the bell crank.
11. Rotate the clevis clockwise on the rod to increase
the clearance; rotate it counterclockwise to decrease
it (Figure 35).
12. Disengage the blade control (PTO) lever.
Figure 34
2. Idler pulley
Figure 35
4. Hairpin cotter
5. Clevis pin
6. Clevis
Note: If the assist arm does not contact the front
stop on the mower deck (Figure 36), adjust the clevis
to bring the bell crank closer to the transmission
output shaft (Figure 35).
1. 1/2 inch (13 mm) deflection
here
2. Assist arm
3. Front stop
13. Check the belt guide under the engine frame for the
proper adjustment (Figure 33).
Note: The distance between the belt guide and the
mower belt should be 1-1/4 inch (32 mm) when
you engage the mower belt (Figure 37). Adjust the
mower belt as necessary. The disengaged belt should
not drag or fall off the pulley when the guides are
properly adjusted.
1. Idler pulley in slot
2. Traction belt
3. Mower belt
30
Figure 36
4. Locknut
5. Turnbuckle
Figure 37
4. Belt guide
5. 1-1/4 inch (32 mm)
6. Mower belt