Fuel Filter - Toro 73547 Wheel Horse 520Lxi Operator's Manual

5. Install the fuel line onto the fuel shut-off valve.
Slide the hose clamp close to the valve to secure
the fuel line (Fig. 43). The fuel shut–off valve
should normally be left open, except for service
on the fuel system or when the tractor is
transported on a trailer.

Fuel Filter

Service Interval/Specification
Replace fuel filter after every 100 operating hours.
Replacing the Fuel Filter
1. Disengage the power take off (PTO), set the
parking brake, lower the attachment lift, and turn
the ignition key to "STOP" to stop the engine.
Remove the ignition key.
2. Close the fuel shut–off valve at the fuel tank
(Fig. 42 & 43). Open the hood and remove the
side panels.
3. Remove the filter mounting bolt and remove the
filter (Fig. 44).
4. Squeeze the ends of the hose clamps together
and slide away from the filter (Fig. 44). Remove
the fuel lines from the filter.
1
5 3
Figure 44
1. Filter
2. Mounting bolt
3. Hose clamp
4. Fuel line from tank
4
3
6
2
m–4309
5. Fuel line to engine\fuel
pump
6. Flow direction arrow
5. Push fuel lines onto the new filter, and slide hose
clamps close to the filter (Fig. 44). Make sure
the flow direction arrow points toward the
engine\fuel pump. Secure filter to chassis with
previously removed mounting bolt (Fig. 44).
6. Open the fuel shut-off valve at the fuel tank
(Fig. 42 & 43).
7. Replace the side panels and close the hood.
Maintenance
37