DAF CF65, CF75, CF85 Series . Manual - part 428

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4.

Insert the fuel pipes into the fuel level 
element.

5.

Fit the connector of the fuel level element.

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5.10 REMOVAL AND INSTALLATION, FUEL TANK FILTER

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.

Fitting fuel tank filter
1.

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

2.

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

Note:
Make sure that when fitting the fuel tank filter 
the return pipe (2) is inserted into the fuel 
tank filter by-pass and that the cab heater 
supply pipe (3), if present, is inserted into the 
filter part.

3.

Fit the fuel level element.

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min. 68 mm

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5.11 REMOVAL AND INSTALLATION, ELECTRONIC UNIT COOLING PLATE

When removing the cooling plate, 
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.

Note:
The electronic unit, together with the cooling 
plate, must first be removed from the engine 
block, after which the cooling plate must be 
demounted.

Removing electronic unit cooling plate
1.

Disconnect the earth lead from the battery 
terminal.

2.

To prevent dirt from entering, first clean the 
area around the fuel connections.

3.

Remove the fuel pipes (1) on the cooling 
plate of the electronic unit.

4.

Uncouple the electrical connectors (2) from 
the electronic unit and loosen the attachment 
clip (3) from the cable harness.

5.

Remove the attachment bolts by which the 
electronic unit is fitted to the engine block.

6.

Remove the electronic unit and cooling plate.

7.

Remove the attachment bolts by which the 
electronic unit is fitted to the cooling plate 
and remove the cooling plate.

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Installing electronic unit cooling plate
1.

Clean the cooling side of the electronic unit 
and the cooling plate.

2.

Inspect the sealing surfaces of the cooling 
plate and the electronic unit for damage and 
smoothness.

3.

Fit a new sealing rubber (1) in the cooling 
plate.

4.

Fit the cooling plate to the electronic unit and 
fit the bolts attaching the two parts. Tighten 
the attachment bolts to the specified torque. 
See "Technical data".

5.

Fit the electronic unit and cooling plate to the 
engine block and fit the attachment bolts. 
Tighten the attachment bolts to the specified 
torque. See "Technical data". 

6.

Connect the electrical connectors to the 
electronic unit and attach the cable harness 
with the clips.

7.

Connect the quick-release couplings of the 
fuel pipes to the electronic unit cooling plate.

8.

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

9.

Fit the earth lead to the battery terminal.

10. Start the engine and check the fuel system 

for leaks.

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