DAF CF65, CF75, CF85 Series . Manual — part 427

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200416

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Removal and installation

CE ENGINE FUEL SYSTEM

ΧΦ65/75/85 series

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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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CE ENGINE FUEL SYSTEM

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Removal and installation

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ΧΦ65/75/85 series

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5.8 REMOVAL AND INSTALLATION, FUEL PREFILTER/WATER SEPARATOR

FILTER ELEMENT

When removing the fuel prefilter/
water separator, a quantity of fuel
will escape. Collect the fuel and
avoid the risk of fire.

Racor fuel prefilter/water separator

Removing the fuel prefilter/water separator
filter element
1.

Place a tray beneath the filter to capture any
escaping fuel.

2.

Drain the fuel from the filter element by
unscrewing the vent plug (2) and opening the
drain plug (8).

3.

If fitted, disconnect the water sensor (6) and
the heating element (7) connectors.

4.

Remove the filter element (4) together with
the bottom cover (5) and clean the O-ring
seal.

Installing the fuel prefilter/water separator
filter element
1.

Apply a thin layer of engine oil to the O-ring
and the new sealing ring.

2.

Fit the bottom cover (5) onto the new filter
element (4).

3.

Fit the bottom cover (5) together with the new
filter element (4) onto the filter housing (3).

4.

Hand-tighten the new filter.

5.

If fitted, attach the water sensor and heating
element connectors.

6.

Vent the fuel system. See "Inspection and
adjustment".

7.

Start the engine and check for leaks. If
necessary, retighten the filter element (4) of
the fuel prefilter/water separator by hand.

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Removal and installation

CE ENGINE FUEL SYSTEM

ΧΦ65/75/85 series

4

2

Fleetguard fuel prefilter/water separator

Removing the fuel prefilter/water separator
filter element
1.

Place a tray beneath the filter to capture any
escaping fuel.

2.

Remove the plug (3) from the water
sensor (2).

3.

Remove the filter element (1) of the fuel
prefilter/water separator 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 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. Turn the water sensor
a further approx.

 -  turn.

Note:
Over-tightening the water sensor (2) may
damage the sensor and/or cause leakage.

5.

Fit the plug (3) of the water sensor (2).

6.

Vent the fuel system. See "Inspection and
adjustment".

7.

Start the engine and check for leaks. If
necessary, retighten the filter element (1) of
the fuel prefilter/water separator by hand.

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CE ENGINE FUEL SYSTEM

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200416

Removal and installation

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ΧΦ65/75/85 series

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5.9 REMOVAL AND INSTALLATION, FUEL LEVEL ELEMENT

When the fuel level element is
removed, a quantity of fuel will
escape. Collect this fuel, bearing in
mind the risk of fire.

Removal, fuel level element
1.

Disconnect the earth lead from the battery
terminal.

Note:
To prevent dirt from entering, first clean the
fuel tank.

2.

Remove the connector from the fuel level
element.

3.

Remove the fuel pipes from the fuel level
element.

4.

Turn the fuel level element a quarter turn
anti-clockwise.

5.

Carefully remove the fuel level element from
the fuel tank.

6.

Replace the O-ring.

Installation, fuel level element
1.

Check that the fuel pipes are fitted correctly
in the tank filter.

2.

Fit the fuel level element carefully in the fuel
tank.

3.

Insert the fuel level element into the hole of
the tank and turn it clockwise a quarter turn.

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