Belt Maintenance; Checking The Condition Of The Alternator Belt; Tensioning The Alternator Belt; Servicing The Pto Belt - Toro 30344 Operator's Manual

Belt Maintenance

Checking the Condition of the
Alternator Belt
Service Interval: Every 200 hours
Check alternator belt for wear or damage.
Note: Replace the alternator belt if you find it worn or
damaged.

Tensioning the Alternator Belt

Service Interval: After the first 10 hours
Every 200 hours
Figure 77
1. Alternator
1. Apply 4.5 kg (10 lb) of force against the belt at a
position midway between the pulleys.
•
If the belt deflects 10 mm (3/8 inch), the belt is
properly tensioned.
•
If the belt deflects more than 10 mm (3/8 inch) or
less than 10 mm (3/8 inch), proceed to step 2.
2. Loosen the mounting bolt for the alternator
3. Increase or decrease the tension on the alternator belt
and tighten the mounting bolt
4. Repeat steps 1 through
correct.
2. Mounting bolt
(Figure
(Figure 77).
3 until the belt tension is

Servicing the PTO Belt

Checking the PTO Belt Tension
Service Interval: After the first 10 hours
After the first 50 hours
Every 200 hours
1. Turn the engine off, set the parking brake, and remove
the key from the key switch.
2. Raise the engine hood and allow the engine to cool.
3. Loosen the tensioning-rod jam nut
1. Belt-tensioning spring
2. Tensioning-rod jam nut
4. Use a 1/2-inch wrench to tighten or loosen the
belt-tensioning spring
length of 273 mm (7/8 inch).
5. Tighten the jam nut.
Replacing the PTO Belt
1. Turn the engine off, set the parking brake, and remove
77)
the key from the key switch.
2. Raise the engine hood and allow the engine to cool.
3. Loosen the tensioning-rod jam nut
4. Using a 1/2-inch wrench, loosen the belt-tensioning
spring (Figure
5. Rotate the PTO pulley toward the engine and remove
the belt.
6. Install the new PTO belt and tension the pulley spring
to 73 mm (2-7/8 inches)
7. Tighten the jam nut
56
(Figure
Figure 78
3. Tension-adjusting bolt
(Figure 78). Adjust spring to a
(Figure
78) all the way.
(Figure 78).
(Figure 78) and close the hood.
78).
78).