Bobcat MT55 - Fuel Filter; Removing Air From The Fuel System

73 MT55 Operation & Maintenance Manual
FUEL SYSTEM (CONT’D)
Fuel Filter
See the Service Schedule for the service interval for
removing water from, or replacing the fuel filter. (See
SERVICE SCHEDULE on Page 61.)
Removing Water
Figure 86
Loosen the thumb nut and open the access cover on the
right side of the machine [Figure 86].
Loosen the drain (Item 1) [Figure 86] at the bottom of the
filter to remove water from the filter. Tighten the drain.
Replacing Element
Remove the filter element (Item 2) [Figure 86].
Clean the area around the filter housing. Put clean oil on
the seal of the new filter element. Install the fuel filter
element and hand tighten.
Remove the air from the fuel system.
Removing Air From The Fuel System
After replacing the filter or when the fuel tank has run out
of fuel, the air must be removed from the fuel system
before starting the engine.
WARNING
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
Engine and muffler must be cool before beginning.
Figure 87
Loosen the thumb nut and open the access cover on the
right side of the machine [Figure 87].
Operate the hand pump (priming bulb) (Inset)
[Figure 87] until the hand pump feels solid.
Start the engine. It may be necessary to operate the
hand pump again to get the engine started.
If the engine still fails to start, you might need to loosen
the vent on the top of the fuel filter while cranking the
engine.
Figure 88
Open the hood.
The fuel filter (Item 1) [Figure 88] is located under the air
cleaner mounting bracket.
Use a screwdriver (Item 2) [Figure 88] through the hole
in the bracket to loosen the vent.
Crank the engine until it starts.
Tighten the vent and close the hood.
P-81913A
1
2
P-81913F
P-59616B
2
1
HOLE
75 of 122
Dealer Copy -- Not for Resale