Toro 7379, Руководство оператора

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5. Install the cooler and screen to the radiator.
Changing the Engine Coolant
Service Interval: Every 1,000 hours/Every 2 years
(whichever comes first)
1. Park the machine on a level surface.
2. Remove the radiator cap.
CAUTION
If the engine has been running, the
pressurized, hot coolant can escape and cause
burns.
• Do not open the radiator cap when the
engine is running.
• Allow engine to cool at least 15 minutes
or until the radiator cap is cool enough to
touch without burning your hand.
• Use a rag when opening the radiator cap,
and open the cap slowly to allow steam to
escape.
Figure 51
1. Radiator cap
3. Remove the reserve tank cap.
1
G019522
Figure 52
1. Reserve tank cap
4. Disconnect the lower radiator hose and allow coolant
to flow into a drain pan. When coolant stops, connect
the lower radiator hose.
5. Open the bleed screw on top of the water pump
(Figure 53).
Figure 53
1. Bleed screw
6. Open the coolant drain petcock on the engine and
allow the coolant to flow into a drain pan. When the
coolant stops, close the petcock.
7. Slowly fill the radiator with a 50/50 mixture of water
and permanent ethylene glycol anti–freeze
8. Top off the radiator and install the cap.
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