Changing The Engine-Cooling-System Fluid - Toro Groundsmaster 5900 Operator's Manual

Figure 123
1. Hydraulic-fluid cooler
2. Hydraulic-cooling fans
Changing the
Engine-Cooling-
System Fluid
Service Interval: Every 1,000 hours—Flush the
engine-cooling system and replace
the fluid.
The capacity of the system on a machine without a
cab is 10.4 L (13.5 US qt) and with a cab is 17 L (18
US qt).
1. Perform the pre-maintenance procedure; refer
to Pre-Maintenance Safety (page
2. Remove the radiator cap.
3. With the radiator-drain hose placed in a drain
pan, open the drain valve on the radiator hose
and drain the fluid into a drain pan
g033289
3. Prop rod
64).
(Figure 124).
1. Drain valve
2. Radiator-drain hose
4. Close the valve on the radiator-drain hose
(Figure 124).
5. Fill the radiator with coolant until the coolant
level even with the lip of the filler port
125).
1. Radiator cap
6. Install the radiator cap.
7. Remove the coolant hose from the engine-oil
cooler (Figure
83
Figure 124
3. Radiator
Figure 125
2. Reserve-tank cap
126).
g031321
(Figure
g034933