Toro Z580-D, Operator'S Manual, Page: 59 / 68

Figure 84
1. Blade 2. Balancer
Installing the Blades
1. Install the blade onto the spindle shaft (Figure 85).
Important:
The curved part of the blade must
be pointing upward toward the inside of the
mower to ensure proper cutting.
2. Install the spring disk and blade bolt. The spring
disk cone must be installed toward the bolt head
(Figure 85). Torque the blade bolt to 85-110 ft-lb
(115-150 N-m).
Figure 85
1. Sail Area of Blade
4. Blade Bolt
2. Blade
5. Cone Towards Bolt Head
3. Spring Disk
Cleaning
Cleaning Under the Mower
Remove the grass buildup under the mower daily.
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. Raise the mower to the transport position.
Waste Disposal
Engine oil, batteries, hydraulic oil, and engine coolant
are pollutants to the environment. Dispose of these
according to your state and local regulations.
59