Gearbox Rebuild - Toro Z580 DFI Z Master Service Manual

Gearbox Rebuild

1. Remove the two gearbox drain plugs and drain the
oil from the gearbox (Fig. 769).
Fig 769
2. Remove the 4 bolts securing the pinion housing to
the case (Fig. 770).
Note: The bolts securing the end caps to the gear-
box housing are patch lock bolts and must be
replaced with new patch lock bolts.
Fig 770
Z580/Z589 DFI Z Master Service Manual
3. Carefully remove the pinion assembly (Fig. 771).
PICT-5631a
4. Remove the o-ring from the pinion pilot (Fig. 772).
PICT-5636a
MOWER DECKS
Fig 771
Fig 772
PICT-5646a
7
PICT-5649a
7-63