ITW GSE 4400 Tier 4, Manual

Page: 77 / 126

Operation Manual – ITW GSE 4400 Tier 4
1) To change the fuel filter:
a) Shut off fuel valve.
b) Place a pan underneath the fuel filter to catch spilled fuel.
c) Undo fuel filter with commercial tool and spin off.
d) Catch any fuel.
e) Clean any dirt from the filter carrier rim
f) Apply a light film of oil or diesel on the rubber seal on the new filter.
CAUTION
When installing new element, do not over tighten it; mechanical tools may distort or
crack filter head.
CAUTION
Make sure that all rags, or absorbent sheets, are clear of moving engine parts and
cannot be drawn in to the radiator fan.
g) Fill new filter with diesel fuel. Screw in the new fuel filter “snug”. Check that the
cartridge is seated correctly against the gasket and tighten with a final half turn.
h) Open fuel valve.
d) Fuel Pump
The fuel pump supplies high pressure to the fuel system so the diesel fuel can circulate freely.
This engine is equipped with a common rail fuel system that is under very high pressure. DO NOT
attempt to crack fuel lines.
WARNING
DO NOT attempt to crack fuel lines. This engine is equipped with a common rail fuel
system that is under very high pressure. Failure to follow this guideline could result in
injury or death.
e) Fuel Return
The fuel return is a fuel line (tube) that takes unused fuel from the engine, and delivers it to the
fuel tank. No maintenance is required.
f) Fuel Level Indicators
There are two fuel level indicators in the unit; a mechanical dial indicator on the back of the unit
that is only accurate when the fuel tank is above 50% full and is for the use of the re-fueler, and
an electronic sensor in the fuel tank that is used to display the actual fuel level on the operator’s
screen.
OM2247 Rev B Page 76 of 125