Toro 03674, Operator'S Manual

Page: 53 / 76

4. Open the valve and drain the water and
contaminants from the separator.
5. Close the valve of the fuel-water separator.
6. Start the engine and check for leaks.
Note:
Repair all leaks.
7. Shut off the engine and remove the key.
8. Close and latch the hood; Closing the Hood
(page 43) .
Replacing the
Water-Separator Filter
Service Interval: Every 400 hours
1. Fully drain the fuel-water separator; refer to
Draining Water from the Fuel-Water Separator
(page 52)
.
2. Clean the filter head and filter canister ( Figure
85 ).
g375851
Figure 85
1. Filter head 2. Filter canister
3. Remove the filter canister, and clean the
mounting surface of the filter head.
4. Lubricate the gasket on the filter canister with
clean fuel.
5. Install the filter canister by hand until the gasket
contacts the mounting surface, then rotate it an
additional 1/2 turn.
6. Tighten the drain valve at the bottom of the filter
canister.
7. Start the engine and check for leaks.
Note:
Repair all leaks.
8. Shut off the engine and remove the key.
9. Close and latch the hood; Closing the Hood
(page 43) .
Bleeding the Fuel System
1. Prepare the machine for maintenance; refer to
Preparing for Maintenance (page 43) .
2. Ensure that the fuel tank is at least half full.
3. Open the hood; refer to Opening the Hood (page
43) .
4. Open the air-bleed screw on the fuel-injection
pump (
Figure 86 ).
g008891
Figure 86
1. Fuel-injection pump bleed screw
5. Turn the key in the ignition switch to the O
N
position.
The electric fuel pump runs, forcing air out
around the air-bleed screw.
Note:
Leave the key in the O
N
position until a
solid stream of fuel flows out around the screw.
6. Tighten the screw and turn the ignition key to
O
FF
.
7. Close and latch the hood; refer to Closing the
Hood (page 43) .
Checking the Fuel Lines
and Connections
Service Interval: Every 400 hours (Or yearly,
whichever comes first).
Check the fuel lines and connections for deterioration,
damage, or loose connections.
53