Belt Maintenance; Tensioning The Alternator Belt - Toro 30859 Operator's Manual

Traction unit
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1
Figure 53
1. Brake cables
2. Screws (2)
2. Press the parking brake pedal forward until the brake
detent completely engages on the brake pawl (Figure
53).
3. Tighten the 2 screws locking the adjustment.
4. Press the brake pedal to release the parking brake.
5. Check the adjustment and readjust as required.
2
3
4
3. Parking brake pawl
4. Brake detent

Belt Maintenance

Check the condition and tension of the alternator belt after
the first day of operation and every 100 operating hours
thereafter.

Tensioning the Alternator Belt

1. Open the hood.
2. Check the tension of the alternator belt by depressing
it (Figure 54) midway between the alternator and the
crankshaft pulleys with 22 lb (10 kg) of force.
1. Brace
2. Alternator belt
The belt should deflect 7/16 inch (11 mm). If the
deflection is incorrect, proceed to step 3. If correct,
continue operation.
3. Loosen the bolt securing the brace to the engine
(Figure 54), the bolt securing the alternator to the brace
and the pivot bolt.
4. Insert a pry bar between the alternator and the engine
and pry out on the alternator.
5. When you achieve the proper tension, tighten
the alternator, brace and pivot bolts to secure the
adjustment.
40
Figure 54
3. Pivot bolt

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30861Groundsmaster 4300-d

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