DAF LF45, LF55 Series. Manual — part 297
©
200416
5-17
Removal and installation
BE ENGINE FUEL SYSTEM
ΛΦ45/55 series
4
2
5.7 REMOVAL AND INSTALLATION, FUEL FINE FILTER
When removing the fuel fine filter, a
quantity of fuel will escape. Collect
the fuel and avoid the risk of fire.
Removing the fuel fine filter
1.
Place a container beneath the fuel fine filter
and remove the filter.
Note:
The fuel fine filter is a disposable filter and
must therefore not be cleaned and re-used.
Installing the fuel fine filter
Note:
Do not fill the fine filter with fuel until it has
been fitted. The fine filter is filled with fuel by
the primer pump after it has been fitted. This
considerably reduces the risk of dirt getting
into the fuel system.
1.
Check by hand whether the coupling piece
for the filter attachment is securely attached.
2.
Lightly lubricate the filter sealing ring with
clean engine oil.
3.
Fit the filter element onto the housing.
Tighten the filter element until the sealing
ring abuts. Tighten the filter element a further
∂ to • turn by hand.
4.
Bleed the fuel system. See "Inspection and
adjustment".
5.
Start the engine and check the fuel system
for leaks. If necessary, retighten the filter by
hand.
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G0 00 201
BE ENGINE FUEL SYSTEM
5-18
©
200416
Removal and installation
2
ΛΦ45/55 series
4
5.8 REMOVAL AND INSTALLATION, FUEL PREFILTER/WATER SEPARATOR
When removing the fuel prefilter/
water separator, a quantity of fuel
will escape. Collect the fuel and
avoid the risk of fire.
Removing the fuel prefilter/water separator
filter element
1.
Place a container under the filter.
2.
Remove the plug (3) from the water sensor
(2).
3.
Remove the fuel prefilter/water separator
filter element (1) by turning it anti-clockwise.
4.
Remove the water sensor (2) from the filter
element (1).
Installing the fuel prefilter/water separator
filter element
1.
Check by hand whether the coupling piece
for the filter attachment is securely attached.
2.
Lightly lubricate the sealing ring with engine
oil.
3.
Fit the fuel prefilter/water separator filter
element (1) until the sealing ring abuts.
Tighten the filter element a further
∂ to •
turn by hand.
4.
Turn the water sensor (2) onto the filter
element until it abuts. Tighten the water
sensor by about a further
- turn.
Note:
Over-tightening the water sensor (2) may
damage the sensor and/or cause leakage.
5.
Fit the plug (3) on the water sensor (2).
6.
Bleed the fuel system. See "Inspection and
adjustment".
7.
Start the engine and check for leaks. If
necessary, retighten the fuel prefilter/water
separator filter element (1) by hand.
}
G0 00 220
1
2
3
©
200416
5-19
Removal and installation
BE ENGINE FUEL SYSTEM
ΛΦ45/55 series
4
2
5.9 REMOVAL AND INSTALLATION, FUEL LEVEL ELEMENT
When removing the fuel prefilter/
water separator, a quantity of fuel
will escape. Collect the fuel and
avoid the risk of fire.
Dirt in the fuel system can lead to
significant damage to parts of the
system. All open connections must
therefore be sealed.
Removing fuel level element
1.
Disconnect the earth lead from the battery
terminal.
Note:
To prevent dirt from entering, first clean the
outside of the fuel tank.
2.
Drain the fuel tank until it is less than 1/3 full.
3.
Remove the connector from the fuel level
element.
4.
Remove the attachment bolts of the fuel level
element and carefully remove the fuel level
element from the fuel tank.
5.
Remove the gasket.
Installing fuel level element
1.
Clean the contact surface of the fuel tank and
the fuel level element.
2.
Fit a new gasket to the fuel level element and
fit the fuel level element.
3.
Fit the attachment bolts of the fuel level
element.
4.
Fit the connector of the fuel level element.
5.
Fill the fuel tank with fuel to a level above the
lip of the fuel level element and check the
tank for leaks.
}
}
BE ENGINE FUEL SYSTEM
5-20
©
200416
Removal and installation
2
ΛΦ45/55 series
4
5.10 REMOVAL AND INSTALLATION, FUEL TANK
When the fuel tank is removed, a
quantity of fuel will escape. Collect
the fuel and avoid the risk of fire.
Dirt in the fuel system can lead to
significant damage to parts of the
system. Prevent this by cleaning the
parts before disassembly and then
sealing all open connections.
Removing fuel tank
1.
To prevent dirt from entering, first clean the
outside of the fuel tank.
2.
Drain the fuel tank until it is almost empty.
3.
Remove the connector from the fuel level
element.
4.
Remove the fuel connections from the fuel
tank.
5.
Loosen the fuel pre-filter/water separator
from the fuel tank and put it to the rear.
6.
Loosen the tank straps.
7.
Remove the fuel tank.
Installing the fuel tank
1.
Check the fuel tank for damage.
2.
Fit the fuel tank with the straps.
3.
Fit the fuel pre-filter/water separator on the
fuel tank.
4.
Fit the fuel connections on the fuel tank.
5.
Fit the connector of the fuel level element.
6.
Fill the fuel tank with fuel.
7.
Bleed the fuel system. See "Inspection and
adjustment".
8.
Check the tank and the fuel pipes for leaks.
}
}
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