Toro 74314 - Page 48

Cooling System
Maintenance
Cooling System Safety
• Swallowing engine coolant can cause poisoning;
keep out of reach from children and pets.
• Discharge of hot, pressurized coolant or touching
a hot radiator and surrounding parts can cause
severe burns.
– Always allow the engine to cool at least 15
minutes before removing the radiator cap.
– Use a rag when opening the radiator cap, and
open the cap slowly to allow steam to escape.
Cleaning the Engine Screen
and Engine-Oil Cooler
Service Interval : Before each use or daily
Remove any buildup of grass, dirt, or other debris
from the oil cooler and the engine screen. This
helps ensure adequate cooling and correct engine
speed and reduces the possibility of overheating and
mechanical damage to the engine.
Servicing the Engine-Oil
Cooler
Service Interval : Every 100 hours
1. Park the machine on a level surface, move the
speed-control lever to the N EUTRAL position,
disengage the PT O, and engage the parking
brake.
2. Shut of f the engine, remove the key , and wait
for all moving parts to stop before leaving the
operating position.
3. Remove the fuel-tank mounting nuts and swing
out the fuel tank.
4. Keep the oil-cooler free of debris by cleaning the
ns with a brush.
5. Swing the fuel tank in and secure it with the
mounting nuts.
6. Back the mounting nuts of f 1/2 turn to allow for
tank expansion.
Cleaning the Engine
Cooling Fins and Shrouds
Service Interval : Every 100 hours/Y early (whichever
comes rst)
1. Park the machine on a level surface, move the
speed-control lever to the N EUTRAL position,
disengage the PT O, and engage the parking
brake.
2. Shut of f the engine, remove the key , and wait
for all moving parts to stop before leaving the
operating position.
3. Remove the air-intake screen and fan housing.
4. Clean the debris and grass from the engine
parts.
5. Install air-intake screen and fan housing.
Checking and Cleaning the
Hydraulic Pumps
Service Interval : Before each use or daily
1. Park the machine on a level surface, move the
speed-control lever to the N EUTRAL position,
disengage the PT O, and engage the parking
brake.
2. Shut of f the engine, remove the key , and wait
for all moving parts to stop before leaving the
operating position.
3. Raise the seat.
4. Clean the debris and grass from the hydraulic
pumps.
5. Lower the seat.
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