Fuel System
Maintenance
Servicing the Fuel Tank
Service Interval: Every 2 years—Drain and clean the
fuel tank.
Drain and clean the tank if the fuel system becomes
contaminated or if the machine will be stored for an
extended period of time. Use clean fuel to flush out
the tank.
Inspecting the Fuel Lines and
Connections
Service Interval: Every 400 hours/Yearly (whichever
comes first)
Inspect the fuel lines and connections for deterioration,
damage, or loose connections.
Draining the Water Separator
Service Interval: Before each use or daily
1. Place a clean container under the fuel filter.
2. Loosen the drain valve on the bottom of the filter
canister (Figure 47).
2
1
3
Figure 47
1. Water separator/filter
canister
2. Vent plug
3. Tighten the valve after draining.
G009880
3. Drain valve
Changing the Fuel Filter
Canister
Service Interval: Every 400 hours
1. Clean the area where the filter canister mounts
(Figure 47).
2. Remove the filter canister and clean the mounting
surface.
3. Lubricate the gasket on the filter canister with clean
oil.
4. Install the filter canister by hand until the gasket
contacts the mounting surface; then rotate an
additional 1/2 turn.
Bleeding Air from the Injectors
Note: This procedure should be used only if the
fuel system has been purged of air through normal
priming procedures and the engine will not start; refer
to Bleeding the Fuel System.
1. Loosen the pipe connection to the No. 1 nozzle and
holder assembly.
1. Fuel injectors
2. Move the throttle to the Fast position.
3. Turn the key in the key switch to the Start position
and watch the fuel flow around the connector.
Turn the key to the Off position when solid flow
is observed.
4. Tighten the pipe connector securely.
5. Repeat the procedure on the remaining nozzles.
37
Figure 48