Cooling System Maintenance; Servicing The Cooling System - Toro 22333 Operator's Manual

Figure 49
1. Road wheel
2. Gasket
3. Bolt
4. Check the grease under the cap and around
the gasket (Figure 49). If it is dirty, gritty, or
depleted, clean out all of the grease, replace
the gasket, and add new grease.
5. Ensure that the road wheel turns smoothly
on the bearing. If it is frozen, replace the
road wheel as described in the Road Wheel
Kit Installation Instructions or contact your
Authorized Service Dealer for repair.
6. Place the greased road wheel cap over the bolt
head (Figure 49).
7. Secure the road wheel cap with the snap ring
(Figure 49).
8. Repeat steps 3 through 7 for the other road
wheels.
9. Install each track guide to the traction unit
frame using the fasteners you removed
previously. Torque the bolts to 67 to 83 ft-lb
(91 to 112 N⋅m).
10. Install the tracks; refer to Replacing the Tracks.
4. Road wheel cap
5. Snap ring
6. Add grease under the cap
Cooling System
Maintenance

Servicing the Cooling System

If the engine has been running, the
pressurized, hot coolant can escape and
cause severe burns.
• Do not remove the radiator cap when
the engine is hot. Always allow the
engine to cool at least 15 minutes or
until the radiator cap is cool enough to
touch without burning your hand before
removing the radiator cap.
• Do not touch radiator and surrounding
parts that are hot.
• Use a rag when opening the radiator cap,
and open the cap slowly to allow steam
to escape.
Rotating shaft and fan can cause personal
injury.
• Do not operate the machine without the
covers in place.
• Keep fingers, hands and clothing clear of
rotating fan and drive shaft.
• Shut off the engine and remove
the ignition key before performing
maintenance.
Swallowing engine coolant can cause
poisoning.
• Do not swallow engine coolant.
• Keep out of reach from children and pets.
Cleaning Radiator Screen
Before each use, check and clean the radiator
screen, located behind the grill at the front of
the traction unit. Remove any build-up of grass,
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