Toro Z580 DFI Z Master Service Manual page 161

ENGINE
7. Slide the overflow hose through the slot located
on the top radiator plate and onto the barb on the
radiator cap flange (Fig. 481).
5
8. Install a cable tie securing the overflow hose to the
radiator cap barb (Fig. 482).
5-24
Fig 481 IMG-0612a
Fig 482 IMG-0613a
9. With a pair of pliers, make sure the radiator petcock
is closed (Fig. 483).
Fig 483
10. Fill the radiator with 50/50 mix of extended life
antifreeze/Dec-Cool® and water.
Note: Cooling System capacity: 156 ounces (4.6
liters)
11. Install the radiator cap (Fig. 484).
Fig 484
Z580/Z589 DFI Z Master Service Manual
IMG-0472a
IMG-0614a