Toro 74272CP Operator's Manual page 43

the mower belt if any of these conditions are
evident.
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 belt covers.
4. Loosen the nut securing the idler plate and
move the idler plate to relieve the belt tension
on the idler pulley (Figure 54).
5. Remove the nut, washer and belt guide from
the rear leftside pulley.
6. Remove the mower belt from the belt guides
and remove the belt (Figure 54).
7. Install the new mower belt around the mower
spindle pulleys, mower idler pulley, into the
belt guides, into rear idler arm assembly, and
the clutch (Figure 54).
8. Install the belt guide with a washer and nut
onto the rear leftside pulley.
Note: Check the amount of twist in the belt
between the pulleys. Ensure it is only what is
specified in Figure 54.
Figure 54
1. Clutch
2. Mower belt
3. 1/4 trun belt twist
4. Belt guide
5. Mower spindle pulley
9. Adjust the belt tension, refer to Adjusting the
Mower Belt Tension
10. Install the belt covers and close the latches
(Figure 55).
Figure 55
1. Belt cover
2. Latch
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6. Mower idler pulley
7. Belt guide installed
8. Nut
9. Washer
10. Rear left side pulley
3. Insert slot into the tab