DAF CF65, CF75, CF85 Series . Manual — part 450

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Removal and installation

PE ENGINE FUEL SYSTEM

CF65/75/85 series

4

5

4.7 REMOVAL AND INSTALLATION, FUEL PIPES

Removal, fuel pipes
1.

Disconnect the earth lead from the battery

terminal.

2.

Disconnect the appropriate fuel pipe and

collect the escaping fuel.

3.

If the pipe is damaged in any way, it should

be replaced.

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Leaks from fuel pipes must be

remedied as soon as possible to

reduce fire risk.

Installation, fuel pipes
1.

Always use new copper sealing rings during

fitting.

2.

Tighten union nuts and banjo bolts to the

specified torque. See "Technical data".

Note:

In the event of a leakage from a pipe coupling, do

not overtighten the union nut. First check whether

the leak is at the connection point between the

pipe and coupling or at the connection point

between coupling and the component housing.

If the leakage has not stopped after the union nut

has been tightened, it will be necessary to take

the coupling apart.

Check the parts for deposits and/or damage.

Pipes may chafe if they touch each other or other

parts of the vehicle.

Pipes showing evidence of wear must be

replaced without delay.

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Removal and installation

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CF65/75/85 series

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4.8 REMOVAL AND INSTALLATION, FUEL FILTER ELEMENT

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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.

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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Removal and installation

PE ENGINE FUEL SYSTEM

CF65/75/85 series

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4.9 REMOVAL AND INSTALLATION, FUEL LEVEL ELEMENT

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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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CF65/75/85 series

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4.

Insert the fuel pipes into the fuel level

element.

5.

Fit the connector of the fuel level element.

4.10 REMOVAL AND INSTALLATION, FUEL TANK FILTER

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When the fuel level element is

removed, a quantity of fuel will

escape. Collect this fuel, bearing in

mind the risk of fire.

Removing fuel tank filter
1.

Remove the fuel level element.

2.

Remove the fuel tank filter.

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