Replacing And Tensioning The Alternator Belt - Toro Z580-D Z Master 74266 Operator's Manual

1. Clutch
2. Pump drive belt
Replacing and Tensioning the
Alternator Belt
Replacing the Alternator Belt
Service Interval: Every 50 hours—Check the alternator
belt.
1. Disengage the PTO, move the motion control levers
to the neutral locked position and set the parking
brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Remove the 4 bolts holding the oil cooler shield to
the rear frame (Figure 69).
4. Remove the 3 bolts holding the engine straps to the
side of the machine (Figure 69).
Figure 68
3. Spring
4. Spring loaded idler pulley
1. Oil cooler shield
2. Bolts
5. Remove the 4 bolts holding the oil cooler and
position the oil cooler to the side (Figure 70).
6. Remove the 2 bolts holding the fan and fan plate to
the machine (Figure 70).
1. Oil cooler
2. Fan
7. Loosen the bottom bolt and remove the upper bolt
holding the alternator and cover (Figure 71).
8. Rotate the alternator cover to the side and remove
the belt from the pulleys and alternator.
9. Install a new belt around the pulleys and the
alternator (Figure 71).
10. Install the fan and fan plate to the machine with the
2 bolts previously removed (Figure 70).
11. Install the oil cooler with the 4 bolts previously
removed (Figure 70).
49
Figure 69
3. Engine straps
Figure 70
3. Fan plate
4. Alternator belt