Toro Z Master 74028, Operator'S Manual

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Figure 61
Rear Discharge Machine Shown
1. Spring 3. Spring-loaded idler pulley
2. Square hole in the idler
arm for the ratchet 4. Mower belt
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Figure 62
Side Discharge Machine Shown
1. Spring-loaded idler pulley 3. Spring
2. Square hole in the idler
arm for the ratchet
4. Mower belt
8. Ensure that the spring ends are seated in the
anchor grooves, and using the ratchet in the
square hole, install the belt around the idler
pulley (
Figure 61 or Figure 62 ).
9. Install the belt covers ( Figure 63 ).
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Figure 63
Checking the
Alternator-Belt Tension
Service Interval: Every 100 hours
1. Apply 44 N (10 lb) of force to the alternator belt,
midway between the pulleys.
2. If the deflection is not 10 mm (3/8 inch), loosen
the alternator mounting bolts (
Figure 64 ).
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Figure 64
1. Mounting bolt 2. Alternator
3. Increase or decrease the alternator-belt tension.
4. Tighten the mounting bolts.
5. Check the deflection of the belt again to ensure
that the tension is correct.
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