DAF CF65, CF75, CF85 Series . Manual — part 1203

©

200423

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Removal and installation

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

ΧΦ85 series

5

4.6 REMOVAL AND INSTALLATION, FUEL FILTER ELEMENT

When removing the fuel filter, a
quantity of fuel will escape. Collect
the fuel to avoid the risk of fire.

Removing the fuel filter element
1.

Remove the cover together with the fuel filter
element from the filter housing.

Note:
The fuel filter element is a disposable filter,
and may not be cleaned and reused.
Dispose of the filter as chemical waste.

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EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

4-8

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200423

Removal and installation

5

ΧΦ85 series

Fitting the fuel filter element
1.

Replace the cover O-ring.

2.

Fit the fuel filter element in the cover

3.

Fit the cover with fuel filter element. Tighten
the filter cover to the specified torque. See
"Technical data".

4.

Pump for approximately 1 minute using the
primer pump to partially fill the filter housing
with fuel.

5.

Start the engine and run it at idling speed for
a few minutes; this will allow any air in the
filter housing to escape.

6.

If the motor will not start up or runs very
erratically, the fuel system must be bled, see
"Draining and filling".

7.

Check the fuel system for leaks.

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200423

4-9

Removal and installation

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

ΧΦ85 series

5

4.7 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 to avoid
the risk of fire.

Version: Racor

Removing the fuel prefilter/water separator
filter element
1.

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

2.

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

3.

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

Installing the fuel prefilter/water separator
filter element
1.

Apply a film 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) to the filter housing (3).

4.

Hand-tighten the new filter.

5.

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

6.

Check whether the drain plug (8) is tight.

7.

Open the air-bleeder plug (2) a couple of
turns.

8.

Operate the primer pump (1) until fuel comes
out of the air-bleeder plug.

9.

Close the air-bleeder plug (2).

10. Start the engine and check for leaks. If

necessary, retighten the filter element (4) by
hand.

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EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

4-10

©

200423

Removal and installation

5

ΧΦ85 series

Version: Mann + Hummel

Removing the fuel prefilter/water separator
filter element
1.

Drain the fuel from the filter element by
unscrewing the bleed plug (2) and opening
the drain plug (6).

2.

If fitted, unplug the connectors of the water
sensor and the heating element.

3.

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 film 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) to the filter housing (3).

4.

Hand-tighten the new filter.

5.

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

6.

Check whether the drain plug (6) is tight.

7.

Open the air-bleeder plug (2) a couple of
turns.

8.

Operate the primer pump (1) until fuel comes
out of the air-bleeder plug.

9.

Close the air-bleeder plug (2).

10. Start the engine and check for leaks. If

necessary, retighten the filter element (4) by
hand.

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