Belt Maintenance; Checking The Condition Of The Alternator Belt; Tensioning The Alternator Belt; Servicing The Pto Belt - Toro Groundsmaster 3280-D 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 72
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
(Figure 72).
3. Increase or decrease the tension on the
alternator belt and tighten the mounting bolt
(Figure 72).
4. Repeat steps 1 through
is correct.
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2. Mounting bolt
3 until the belt tension

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. Shut the engine off, engage 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
to a length of 73 mm (2-7/8 inch).
5. Tighten the jam nut.
Replacing the PTO Belt
1. Park the machine on a level surface, engage
the parking brake, lower the cutting deck, shut
off the engine, 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
4. Using a 1/2-inch wrench, loosen the
belt-tensioning spring
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) in length
73).
60
(Figure
Figure 73
3. Tension-adjusting bolt
(Figure 73). Adjust spring
(Figure
(Figure 73) all the way.
73).
g001236
73).
(Figure