Bleeding Air From The Injectors - Toro Multi Pro 5800-D Operator's Manual

Figure 79
1. Vent plug
6. Turn the key in the starter switch to the O
position.
Note:
The electric fuel pump will begin forcing
air out around the vent plug. Leave the key in
the O position until a solid stream of fuel flows
N
out around the vent plug.
7. Tighten the vent plug and turn the starter switch
to the O position
FF
8. Align the drain pan under the fuel-injection pump
portion of the engine
Figure 80
1. Bleed screw (fuel-injection pump)
2. Top of the fuel/water
separator
(Figure 79).
(Figure 80).
9. Open the air-bleed screw at the fuel-injection
pump (Figure
10. Turn the key of the starter switch to the O
position.
Note:
operation, forcing air out around the air-bleed
screw at the fuel-injection pump.
11. Leave the key in the O
stream of fuel flows out around the bleed screw
(Figure
12. Tighten the bleed screw
key to the O
Note:
The engine should start after you bleed the fuel
system. However, if the engine does not start, there
may be air trapped between the injection pump and
the injectors; refer to
(page 61).
g028218
Bleeding Air from the
Injectors
You should perform this procedure only after you have
N
purged the air in the fuel system and the engine does
not start; refer to
1. Align a drain pan under the right side of the
engine.
2. Loosen the tube nut at the No. 1 fuel-injector
nozzle and holder assembly.
3. Move the throttle to the F
4. Turn the key in the key switch to the S
position and watch the fuel flow around the
connector.
5. Turn the key to the O
observe a solid flow of fuel.
6. Tighten the tube nut.
7. Clean residual fuel from the area around the fuel
injector.
8. Repeat steps
fuel-injector nozzles.
9. Install the forward heat shield; refer to
the Forward Heat Shield (page
g028217
61
80).
The electric fuel pump will begin
position until a solid
N
80).
(Figure
position.
FF

Bleeding Air from the Injectors

Bleeding the Fuel System (page
position.
AST
position when you
FF
2 through 7 for the remaining
N
80) and turn the
60).
TART
Installing
52).