Fuel System Maintenance; Servicing The Fuel Filter And Water Separator; Servicing The Fuel Tank - Toro 74279TE Operator's Manual

Fuel System
Maintenance
Servicing the Fuel Filter and
Water Separator
Service Interval: Every 40 hours—Drain the water separator.
Every 400 hours/Yearly (whichever comes
first)—Replace the fuel filter (more often in dirty or
dusty conditions).
Draining the Water Separator
1. Position the machine on a level surface.
2. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
3. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
4. Locate the water separator at the back left of the
machine.
5. Place a drain pan below the water separator.
6. Open the drain valve on the water separator
approximately one turn to allow water and other
contaminates to drain
7. Close the drain valve when only diesel fuel comes out
(Figure 46).
Figure 46
1. Drain valve
2. Water separator
Changing the Fuel Filter
Never install a dirty fuel filter if it is removed from the fuel
line.
1. Allow the machine to cool down.
(Figure 46).
3. Back of machine
2. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
3. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
4. Close the fuel shutoff
5. Loosen the 2 hose clamps and disconnect the fuel lines
from the fuel filter
6. Install a new filter. Connect the fuel lines to the fuel
filter and install the 2 hose clamps
7. Open the fuel shutoff valve.
8. Start the engine and check for leaks.
1. Fuel filter
2. Hose clamp
3. Fuel pump

Servicing the Fuel Tank

Do not attempt to drain the fuel tank. Ensure that an
Authorized Service Dealer drains the fuel tank and services
any components of the fuel system.
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valve(Figure 47).
(Figure 47).
(Figure 47).
Figure 47
4. Left side of machine
5. Fuel shutoff valve