Replacing The Drive Belt - Toro 38587 Operator's Manual

1. Screw (4)
2. Shroud
5. Remove the fuel tank cap.
6. Remove the shroud (Figure 25).
7. Install the fuel tank cap.
8. Disconnect the wire from the spark plug.
9. Clean around the spark plug.
10. Remove the spark plug from the cylinder head.
Important: Replace a cracked, fouled, or
dirty spark plug. Do not clean the electrodes
because grit entering the cylinder can damage
the engine.
11. Set the gap on the plug to 0.030 inch (0.76 mm)
(Figure 26).
1. Center electrode insulator
2. Side electrode
Figure 25
3. Spark-plug wire
Figure 26
3. Air gap (not to scale)
12. Install the spark plug and tighten it securely.
13. Connect the wire to the spark plug.
14. Remove the fuel tank cap.
15. Install the shroud with the screws you removed in
step 4.
Note: Ensure that the upper and lower shrouds fit
together in the side grooves.
16. Install the fuel tank cap.
17. Install the chute seal, the discharge chute, and the
discharge chute handle onto the machine using the
hardware you removed in step 3.
Note: The small screw goes through the small hole
in the chute seal at the front of the discharge chute
opening.

Replacing the Drive Belt

If drive belt becomes worn, oil-soaked, excessively
cracked, frayed, or otherwise damaged, replace the belt.
1. Remove the drive belt cover by removing the 3 bolts
as shown in Figure Figure 27.
1. Drive belt cover
2. Bolt (3)
3. Rotor pulley bolt
4. Curved washer
5. Rotor pulley
2. Unhook the brake spring from the idler arm to
release the belt tension (Figure 27).
3. Remove the screw and curved washer that hold the
rotor pulley (Figure 27).
13
Figure 27
6. Drive belt
7. Rotor shaft
8. Brake spring (unhook from
idler arm here)
9. Idler pulley
10. Engine pulley