Replacing The Blade Drive Belt - Toro 71209 Operator's Manual

19. Hook the height-of-cut lift assist spring onto the
retaining bolt (Fig. 40) using the spring tool provided
with the tractor.
1
3
Figure 40
1. Spring
2. Bolt
20. Check the side-to-side blade level; refer to Leveling the
Mower from Side to Side on page 33.

Replacing the Blade Drive Belt

Removing the Blade Drive Belt
1. Remove the mower; refer to Removing the Mower on
page 30.
2. Loosen the belt guide mounting bolts and move the belt
guides away from the pulley (Fig. 41).
2
3
Figure 41
Top View
1. Mower belt
2. Belt guide
3. Remove the blade drive belt from the pulley.
2
m-1851
3. Spring tool
1
2
3
3. Mounting bolt
33
Installing the Blade Drive Belt
1. Install the new blade drive belt around the blade pulley
and inside both of the belt guides (Fig. 41).
2. Adjust the belt guides so they are 1/8 in. (3 mm) away
from the pulley. Tighten the mounting bolts (Fig. 41).
Important
Make sure that the left side belt guide is
very tight so that it does not move when the brake spring
pulls against it.
3. Install the mower; refer to Installing the Mower on
page 32.
Leveling the Mower from Side
to Side
The mower blade must be level from side to side. Check
the side-to-side level whenever you install the mower or
look for an uneven cut on your lawn. Before you level the
mower, set the air pressure in the tires to the recommended
level; refer to Checking the Tire Pressure on page 27.
1. Park the tractor on a level surface.
2. Disengage the blade (PTO).
3. Shift the ground speed lever into Neutral.
4. Set the parking brake.
5. Stop the engine and wait for all moving parts to stop.
6. Remove the ignition key.
7. Disconnect the wire from the spark plug.
8. Move the height-of-cut lever into the "C" notch.
9. Carefully rotate the blade side to side (Fig. 42).
2
3
Figure 42
1. Blade side to side
2. Outside cutting edges
1
2
3
m-1900
3. Measure here