DAF 95XF. Manual - part 421

4

XE ENGINE FUEL SYSTEM

Removal and installation

95

XF series

4-18

4.10 REMOVAL AND INSTALLATION OF FUEL LEVEL ELEMENT

Removing the fuel level element
1.

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
counter-clockwise.

5.

Remove the fuel level element from the fuel
tank.

6.

Remove the O-ring.

Installing the fuel level element
1.

Fit a new O-ring.

2.

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

3.

Fit the fuel level element carefully in the fuel
tank.

4.

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

5.

Insert the fuel pipes into the fuel level
element.

6.

Install the connector of the fuel level
element.

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4

95

XF series

Removal and installation

XE ENGINE FUEL SYSTEM

4-19

4.11 REMOVAL AND INSTALLATION OF TANK FILTER

Removing the tank filter
1.

Remove the fuel level element.

2.

Remove the tank filter.

Installing the tank filter
1.

Check that the difference in length between
the supply line (1) and return line (2) is at
least 68 mm.

2.

Slide the tank filter as far as possible onto
the supply line (1).

Note:
Make sure that the return line (2) is inserted
into the tank filter by-pass as far as
possible, and that the auxiliary heating
supply line (3), if present, is inserted into the
filter part.

3.

Install the fuel level element.

2

1

3

min. 68 mm

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4

XE ENGINE FUEL SYSTEM

Removal and installation

95

XF series

4-20

4.12 REMOVAL AND INSTALLATION OF RACOR FILTER ELEMENT

When the Racor filter element is
removed, a quantity of fuel will
escape. This fuel must be collected,
bearing in mind the risk of fire.

Removing the Racor filter element
1.

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

2.

Loosen any connectors of the water
sensor (6) and the heating element (7).

3.

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

Installing the Racor filter element
1.

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

2.

Fit the bottom cover (5) to the new filter
element (4) and fill clean diesel fuel.

3.

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

4.

Hand-tighten the filter.

5.

Fit the water sensor connectors and the
heating element, if present.

1

2

3

4

5 

7

6

8

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95

XF series

Disassembly and assembly

XE ENGINE FUEL SYSTEM

5-1

5.  DISASSEMBLY AND ASSEMBLY

5.1

DISASSEMBLY AND ASSEMBLY OF INJECTOR

The injector side connection (3)
must not be removed from the
injector.

Disassembling the injector
1.

Remove the injector, see chapter “Removal
and installation”.

2.

Clean the injector, see chapter “Cleaning”.

3.

Note:
Do not exchange injector bodies (nozzles)
and injector needles because these
constitute interrelated sets.

Remove the union nut (2), after which the
various parts can be taken from the injector.

4.

Check that none of the injector parts have
been compressed by the injector needle.

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