DAF CF65, CF75, CF85 Series . Manual - part 198

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 200351

4-5

Removal and installation

CE ENGINE

ΧΦ65/75/85 series

2

2

4.4 REMOVAL AND INSTALLATION, VALVE SLEEVE

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When the engine or parts thereof are 
opened, dirt may enter. This may 
cause serious damage to the engine. 
Therefore, the engine should be 
cleaned thoroughly before any parts 
are opened.

Removing the valve sleeve
1.

Remove the valve cover.

2.

Detach the feed-through connectors from the 
injectors.

3.

Remove the injector wiring from the 
injectors.

4.

Remove the attachment bolts from the valve 
sleeve.

5.

Remove the valve sleeve with the gasket.

Installing the valve sleeve
1.

Clean the sealing surface of the cylinder 
head and valve sleeve.

2.

Check the valve sleeve gasket. If it is 
undamaged, it may be re-used. Fit the valve 
sleeve gasket to the valve sleeve.

3.

Fit the valve sleeve.

4.

Tighten the valve sleeve attachment bolts to 
the specified torque. See "Technical data".

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Tightening the injector wiring to a 
higher torque than specified may 
cause damage to the injector.

5.

Fit the injector wiring on the injectors and 
tighten it to the specified torque. See 
"Technical data".

6.

Fit the feed-through connectors of the 
injectors.

7.

Fit the valve cover.

M201082

CE ENGINE

4-6

©

 200351

Removal and installation

2

ΧΦ65/75/85 series

2

4.5 REMOVAL AND INSTALLATION, VALVE GEAR

Removing the valve gear
1.

Remove the valve cover.

2.

Loosen the lock nuts on the valve stem bolts 
and unscrew the bolts until they abut.

3.

Remove the rocker seat attachment bolts.

Note:
Number the rocker seats so that they can be 
refitted in their original position.

4.

Remove the rocker seats with the rockers.

5.

Remove the bridges.

Installing the valve gear
1.

Check that the push rods are in the correct 
position in the valve tappets and apply a drop 
of engine oil to the push rod cavity.

2.

Fit the bridges on the valves.

3.

Fit the push rods in their original position.

4.

Hand-tighten the rocker seats and rockers in 
their original position.

5.

Tighten the attachment bolts to the specified 
torque. See "Technical data".

6.

Adjust the valve clearance. See "Inspection 
and adjustment".

7.

Fit the valve cover.

M201081

©

 200351

4-7

Removal and installation

CE ENGINE

ΧΦ65/75/85 series

2

2

4.6 REMOVAL AND INSTALLATION, INLET MANIFOLD

Removing the inlet manifold
1.

Remove the pipe from the inlet manifold 
coming from the air cooler.

2.

Detach the electric wiring from the glow 
elements (1) (if fitted) using the connectors.

3.

Remove the fuel rail.

4.

Remove the inlet air boost pressure sensor/
temperature sensor (2) from the inlet 
manifold.

5.

Remove the inlet manifold (3).

6.

Cover the open inlet duct from the cylinder 
head to prevent the ingress of foreign matter.

Installing the inlet manifold
1.

Thoroughly clean the sealing surfaces of the 
inlet manifold and the cylinder head. Do not 
let any particles fall into the open inlet duct in 
the cylinder head.

2.

Apply a bead (4) of sealant to the sealing 
surfaces from the cylinder head to the inlet 
manifold (3). See "Technical data".

3.

Fit the inlet manifold straight away.

4.

Fit the inlet air boost pressure sensor/
temperature sensor on the inlet manifold.

5.

Fit the fuel rail.

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CE ENGINE

4-8

©

 200351

Removal and installation

2

ΧΦ65/75/85 series

2

6.

Connect the electric wiring to the glow 
elements (if fitted) using the connectors (1).

7.

Fit the pipe to the inlet manifold coming from 
the air cooler.

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