Bleeding The Fuel System - Toro 22303 Operator's Manual

Maintenance
1. Lower the loader arms and stop the engine.
Remove the key.
2. Shut off the fuel valve on the bottom of the fuel
tank (Fig. 31).
3. Open the rear access cover; refer to Opening the
Rear Access Cover, page 27.
4. Open the drain valve (Fig. 29) and drain the fuel
from the fuel filter into a suitable container and
dispose of it properly.
5. Remove the fuel filter with a filter wrench
(Fig. 29).
2
1
Figure 29
1. Drain valve
6. Clean the mounting surface.
7. Lubricate the gasket on the new filter with clean
engine oil. Screw on the new filter by hand until
the gasket contacts the housing. Then tighten it
another 1/2 turn.
8. Open the fuel valve on the bottom of the fuel
tank (Fig. 31).
9. Bleed the fuel system; refer to Bleeding the Fuel
System, page 34.
10. Close the rear access cover.
11. Start the engine and check for leaks.
34
2. Fuel filter

Bleeding the Fuel System

Bleeding the air from the fuel system in any of the
following situations:
Initial start up of a new traction unit or a traction
unit that has been stored.
After the engine has ceased running due to lack
of fuel.
After maintenance has been performed on the
fuel system components.
1. Open the rear access cover; refer to Opening the
Rear Access Cover, page 27.
2. Place a drain pan under the fuel filter to catch
spills.
3. Open the bleed screw on top of the fuel filter to
fill the bowl with fuel (Fig. 30).
2
1
Figure 30
1. Fuel filter
4. Close the bleed screw when fuel comes out in a
steady stream.
5. On left side of the engine, locate the air vent
plug on top of the fuel injection pump and
connect a hose to it, leading to a drain pan.
6. Open the vent plug and crank the engine until
fuel comes out a steady stream.
7. Close the vent plug.
8. Close the rear access cover.
m–3708
2. Bleed screw