Toro Groundsmaster 580-D - Chapter 6 - Wheels, Brakes & Steering; Specifications

Specifications
Planetary Wheel Drive Weight: Approx. 95 lb.
Planetary Wheel Drive Oil Capacity: Fill to bottom of
check/drain plug hole when check/drain plug is at either
3 or 9 o’clock position (Fig. 1).
Planetary Wheel Drive Lubricant: API GL-5, SAE 80W
or 90W Gear Lubricant.
Brake System: Enclosed, multiple hydraulic disc serv-
ice brakes operated by right foot pedal. Mechanical
steering brakes with two pedals which lock together for
parking brake function. Dynamic braking through
closed-loop hydrostatic drive system.
Brake Fluid: DOT 3 hydraulic brake fluid. Check and
add fluid at master cylinder reservoir (Fig. 2).
Rear Wheel Toe-in: 0.00 to 0.12 in. toe-in (wheels in
straight ahead position).
Front Wheel Lug Nut Torque: 60 - 70 ft-lb.
Rear Wheel Lug Nut Torque: 30 - 35 ft-lb.
Tire Pressure:
Normal mowing conditions – 15 psi front; 13 psi rear.
Wet and/or soft conditions – 12 psi front; 9 psi rear.
Dry and/or hard conditions – 18 psi front and rear.
IMPORTANT: Do not operate in HIGH RANGE for
extended periods when tire pressure is less than 20
psi because tires may be damaged.
Figure 1
1. Check/drain plug (3 or 9 o’clock position)
Figure 2
1. Master cylinder reservoir (cover removed)
Rev. A
1
Specifications Page 6 - 2 Groundsmaster
®
580-D