DAF CF65, CF75, CF85 Series . Manual — part 449

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Removal and installation

PE ENGINE FUEL SYSTEM

CF65/75/85 series

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4.6 REMOVAL AND INSTALLATION, PUMP HOUSING

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When removing the pump housing,

fuel will escape. Collect this fuel,

bearing in mind the risk of fire.

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Dirt in the fuel system can lead to

significant damage to pump units

and housing.

Removing the pump housing
1.

Crank the engine until the valves of cylinder

6 are in overlap position and the TDC mark

on the flywheel is in the correct position.

2.

Remove the timing cover.

3.

Remove the attachment bolt of the idler gear

(3) and pump housing camshaft gear (4).

Note:

When the crankshaft (1) or the camshaft (2)

without idler gear (3) is rotated separately,

the engine's pistons may touch the valves.

4.

Remove the idler gear (3).

5.

Remove the pump housing camshaft

gear (4).

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Removal and installation

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6.

Remove the timing gear seal by tapping it out

of the timing gear case in the driving

direction.

7.

Remove the electrical connections from the

pump units.

8.

Remove the fuel pipes from the pump

housing.

9.

Remove the pressure relief valve from the

pump housing.

10. Let the fuel leak from the pump housing.

11. Remove the fuel pipes from the fuel lift pump.

12. Remove the fuel injection pipes and plug the

pump units and injectors so that no dirt can

enter the system.

13. Remove the connector from the fuel

temperature sensor (1) (if fitted on the pump

housing).

14. Remove the camshaft position sensor (2).

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Due to the weight of the pump

housing, use the special tool.

15. Fit the lifting gear (DAF no. 1329499) to the

pump housing and tighten the bolts (A).

16. Remove the attachment bolts of the pump

housing and lift the pump housing off the

dowel pins on the engine block using the

lifting gear.

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Removal and installation

PE ENGINE FUEL SYSTEM

CF65/75/85 series

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Installing the pump housing
1.

Fit two new lubricating oil connection sealing

rings.

2.

Fit the pump housing using the lifting gear

(DAF no. 1329499). Tighten the attachment

bolts to the specified torque. See "Technical

data".

3.

Fit the camshaft position sensor.

4.

Fit the fuel temperature sensor connector.

5.

Fit the electrical connections onto the pump

units.

6.

Fit the injection pipes.

7.

Connect the fuel pipes of the fuel lift pump.

8.

Fit the pressure relief valve onto the pump

housing.

9.

Fit the fuel pipes to the pump housing.

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10. Fit a dry new timing case seal (6) using the

special tool (DAF no. 1329318).

11. Check whether cylinder 1 is at top dead

centre (TDC on the flywheel, cylinder 6 in

overlap position).

12. Fit the pump housing camshaft gear (4) in

such a position that the idler gear (3) can be

installed in accordance with the marks.

13. Fit the attachment bolts of the pump housing

camshaft gear (4) and idler gear (3) and

tighten to the specified torque. See

"Technical data".

14. Fit the timing cover.

15. Bleed the fuel system. See "Inspection and

adjustment".

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