Fuel System
Maintenance
Replacing the Fuel Filter
Service Interval: Every 400 hours
1. Raise the bed (if so equipped) and place the safety
support on the extended lift cylinder to hold up the
bed.
2. Unplug the wire harness connectors from the fuel
pump (Figure 50).
3. Loosen the hose clamp and disconnect the fuel line
from the fuel pump cap (Figure 50).
Figure 50
1. Fuel pump
2. Hose clamp
4. Un-thread the fuel pump cap from the top of the
fuel tank (Figure 50).
5. Remove the fuel pump assembly and fuel filter from
the tank (Figure 50.
6. Remove the clamp securing the fuel filter hose to
the fuel pump fitting. Remove the hose from the
fitting (Figure 50).
7. Insert the new hose clamp onto the new fuel filter
hose.
8. Insert the hose onto the fuel pump and secure the
clamp.
9. Insert the assembly into the fuel tank and tighten the
cap to 175 to 200 in-lb (20 to 22 N-m).
10. Connect the wires and secure the hose with the hose
clamp.
3. Fuel line/fuel filter
Fuel Lines and Connections
Service Interval: Every 400 hours/Yearly (whichever
comes first)
Every 1,000 hours/Every 2 years
(whichever comes first)
Inspect the fuel lines and connections for deterioration,
damage, or loose connections.
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