Toro Z580 DFI Z Master Service Manual page 217

MOWER DECKS
7. Position the pulley onto the idler arm assembly (Fig.
648).
8. Route the mower deck belt into the pulley and place
2 washers on top of the pulley (Fig. 649).
7
7-28
Fig 648 PICT-4063a
Fig 649 PICT-4086a
9. Position the belt guide onto the 2 washers so that it
is 45 degrees from the idler arm (Fig. 650).
A
Fig 650
A. 45º
10. Install a bolt to secure the belt guide to the pulley
(Fig. 651).
Fig 651
Z580/Z589 DFI Z Master Service Manual
belt guide position_a
PICT-4061a