Servicing The Fuel Filter; Cleaning The Fuel-Pickup Tube Screen; Priming The Fuel System - Toro 30874 Operator's Manual

Servicing the Fuel Filter

Service Interval: Every 400 hours
1. Clean the area around the fuel-filter head
1. Fuel-filter head
2. Remove the filter and clean the filter head mounting
surface (Figure 45).
3. Lubricate the filter gasket with clean lubricating engine
oil; refer to the engine owner's manual for additional
information.
4. Install the dry filter canister, by hand, until the gasket
contacts the filter head, then rotate it an additional
1/2 turn.
5. Start the engine and check for fuel leaks around the
filter head.
Cleaning the Fuel-Pickup Tube
Screen
The fuel-pickup tube, located inside the fuel tank, is equipped
with a screen to help prevent debris from entering the fuel
system. Remove the fuel-pickup tube and clean the screen
as required.
1. Remove the hose clamp that secures the fuel supply
hose to the fitting of the fuel-pickup tube
(Figure
Figure 45
2. Fuel filter
(Figure
45).
1. Fitting (fuel-pickup tube)
2. Hose clamp
3. Fuel supply hose
2. Separate the hose from the fitting
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3. Lift the fuel-pickup tube from the fuel tank
Note: Lift the tube straight from the busing in the
tank.
4. Clean any debris from the screen at the end of the
fuel-pickup tube
5. Insert the fuel-pickup tube through the rubber bushing
and into the tank
Note: Ensure that the fuel-pickup tube is fully seated
into the rubber bushing.
6. Install the supply hose onto the fitting of the
fuel-pickup tube, and secure the hose with the hose
clamp that you removed in step 1.

Priming the Fuel System

Prime the fuel system before starting the engine for the
first time, after running out of fuel, or after fuel system
maintenance (e.g. draining the filter/water separator,
replacing a fuel hose). To prime the fuel system, make sure
that the fuel tank has fuel in it. Then, turn the ignition key to
the ON position for 10 to 15 seconds which allows the fuel
pump to prime the fuel system.
Important: Do not use the engine starter motor to crank
46).
the engine in order to prime the fuel system.
44
Figure 46
4. Rubber bushing
5. Screen
(Figure 46).
(Figure 46).
(Figure 46).
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(Figure 46).