Toro Multi Pro 5800-D Operator's Manual page 66

Changing the Cooling-System
Fluid
Service Interval: Every 400 hours/Yearly (whichever
comes first)—Check the coolant (as
directed by the manufacturer) and
change if necessary.
Owner provided equipment: a handheld coolant
thermometer
1. Position the sprayer on a level surface, engage
the parking brake, shut off the spray pump, shut
off the engine, and remove the key.
2. Wait until the engine is cool, then remove the
radiator cap (Figure
3. Place a large drain pan under the radiator.
4. Open the drain valve and drain the coolant into
the pan (Figure 87).
Figure 87
1. Drain valve
5. Close the drain valve
6. Remove the radiator cap
7. Slowly fill the radiator with coolant to
approximately 2.5 cm (1 inch) below the sealing
surface of the cap.
Note:
Use enough coolant to fill the engine
and the system lines. This allows the coolant to
expand without it overflowing while the engine
is warming up.
8. Start the engine with the cap loose on the
radiator (Figure 86).
9. Allow the engine to warm up until the thermostat
opens.
86).
(Figure 87).
(Figure 86).
Note:
The engine thermostat should open
when the hand-held thermometer indicates the
coolant temperature is between 79° to 88°C
(175° to 190°F).
10. Once the coolant has warmed up, top off the
coolant level to the sealing surface of the cap
and tighten the cap
11. Open the expansion-tank cap and fill the tank
with coolant to the Cold level
12. Check the coolant levels after several engine
startup and shut-down cycles.
Note:
Add coolant to the radiator and expansion
tank as needed.
g002252
66
(Figure 86).
(Figure 86).