125 S850 Operation & Maintenance Manual
FUEL SYSTEM (CONT’D)
Fuel Filter
For the service interval for removing water from, or
r
eplacing the fuel filter (See SERVICE SCHEDULE on
Page 106.)
Removing Water
Figu
re 193
Loosen the drain (Item 1) [Figure 193] at the bottom of
the filter element to remove water from the filter.
Replacing Element
Remove the filter element (Item 2) [Figure 193].
Clean the area around the filter housing. Put clean oil on
t
he seal of the new filter element. Install the fuel filter, and
hand tighten.
Remove air from the fuel system. (See Removing Air
From The Fuel System on Page 125.)
AVOID INJURY OR DEATH
Always clean up spilled fuel or oil. Keep heat, flames,
sparks or lighted tobacco away from fuel and oil.
Failure to use care around combustibles can cause
explosion or fire.
W-2103-0508
Removing Air From The Fuel System
After replacing the filter element or when the fuel tank
ha
s run out of fuel, the air must be removed from the fuel
system before starting the engine.
AVOID INJURY OR DEATH
Diesel fuel or hydraulic fluid under pressure can
penetrate skin or eyes, causing serious injury or
death. Fluid leaks under pressure may not be visible.
Use a piece of cardboard or wood to find leaks. Do
not use your bare hand. Wear safety goggles. If fluid
enters skin or eyes, get immediate medical attention
from a physician familiar with this injury.
W-2072-0807
Figure 194
Open the vent (Item 1) [Figure 194] on the fuel filter
housing.
Squeeze the hand pump (priming bulb) (Item 2)
[Figure 194] until fuel flows from the vent with no air
bubbles.
Close the vent (Item 1) [Figure 194].
Dealer Copy -- Not for Resale