Toro 74211-990001 Operator's Manual page 44

Liquid cooled with 52” sfs side discharge mower
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Maintenance
7.
Remove the radiator cap and add 50/50 mixture
of permanent antifreeze and water until
completely full.
8.
Wait 2 minutes and check if coolant stays up to
full level. Add 50/50 mixture of permanent
antifreeze and water until completely full, if
required. Repeat until the coolant stays up to the
full level.
9.
With the radiator cap off, tilt the engine cover
down and put the seat down. Start the engine.
Run engine until it is warm.
10. Shut off engine.
11. Tilt seat up and tilt engine hood forward.
Recheck the coolant level after the engine has
cooled down and replenish, if required.
12. Reinstall radiator cap. Completely seat cap by
pushing down and turning until it stops.
13. Add 50/50 coolant mix to overflow bottle and
fill to indicator line on the bottle.
14. Check for any leaks in the cooling system.
Check after first 8 hours of changing coolant.
15. Close engine cover and tilt seat back.
1
2
Figure 30
1. Radiator Cap
42
2. Antifreeze Overflow Bottle
Cooling System Inspection
Inspect the radiator and the hoses initially and after
first 8 hours.
Inspect the radiator and the hoses every 200 hours.
1.
Check hoses and radiator for cracks, dents and
fractured seams. Repair or replace damaged
hoses or radiator.

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