FUEL SYSTEM
PART 8: MAINTENANCE AND SERVICE
– 204 –
Y53-6032
(R05/10)
WARNING! A mixture of gasoline or alcohol
with diesel fuel in the presence of an ignition
source (such as a cigarette) could cause an
explosion. You could be killed or seriously
injured. Use only the recommended diesel
fuel.
CAUTION: If anyone ever pours gasoline into
your fuel tank, drain the entire system. Other-
wise, the pump and engine will be damaged.
Don’t try to dilute the gasoline by adding die-
sel fuel (See Warning above).
CAUTION: Use Ultra Low Sulfur Diesel fuel
only. Failure to do so may damage the engine
and components of the Diesel Particulate Fil-
ter (DPF).
Fuel Filters
Please follow these recommendations when you are
changing your fuel filters or strainer elements. Your engine
will run better and last longer if you do. See the engine
manufacturer’s recommendations for proper water and
micron requirements.
CAUTION: When removing filters, cover any
electrical equipment and wiring that might get
soaked with fuel. Diesel fuel may permanently
damage electrical insulation.
• When installing spin-on (throwaway) filters, hand
tighten them only to 1/2 to 2/3 turn after gasket con-
tact. Mechanical tightening of these filters may distort
or crack the filter head.
NOTE: To expel air from density-type strainer ele-
ments, soak them in clean fuel before installing
them.
• When replacing a fuel filter element, don’t use a sub-
stitute. Install only filter elements designed for fuel fil-
tration. First clean and inspect the shell. Then insert
the new element and fill the container at least 2/3 full
of clean fuel before installing the shell.
• Throw away old gaskets. Replace them with new ones
to ensure a positive seal.
• Position the shell and gasket properly. Then tighten
the cover nut or bolt just enough to prevent fuel leak-
age.
Y53-6032.book Page 204 Monday, May 24, 2010 3:37 PM
Summary of Contents for Peterbilt 587
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