Cylinder Head Removed: Procedure

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Mark the allocation of the roller rocker lever and the hydraulic lifter so they can be installed again.
Remove the roller rocker lever with the hydraulic lifter and place them on a clean surface.
If necessary, remove the intake manifold with the fuel rail. Refer to INTAKE MANIFOLD, REMOVING AND INSTALLING .
If necessary, remove the turbocharger. Refer to TURBOCHARGER, REMOVING AND INSTALLING .
Insert the -VAS6419- in the -VAS6095A-.
Tension the cylinder head on the cylinder head tensioning device, as shown.
Connect the cylinder head tensioning device to compressed air.
Slide the air cushion with the lever -arrow- under the combustion chamber onto the valve stem seal that will be removed.
Let enough compressed air flow into the air cushion until it contacts the valve plate.

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Set the -VAS5161/19B- on the cylinder head.
Secure the guide plate with the -VAS 5161/12-.

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Insert the -VAS5161/3A- into the guide plate and loosen the stuck valve retainers with a plastic mallet.

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Install the -VAS5161/6- with the -VAS5161/5- in the guide plate.
Push the -VAS5161/8- into guide plate.

Intake Side:

Engage the pressure fork -VAS5161/2- on the engaging device as illustrated.

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Exhaust Side:

Install the -VAS5161/6- with the -VAS5161/5- in the outer threads of the -VAS5161A/19B-.

Continuation:

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Insert the -VAS5161/8A- into the -VAS5161/19B-.
Engage the -VAS5161/2- on the -VAS5161/6-.
Press down the -VAS5161/8A- and at the same time turn the knurled thumb screw on the -VAS5161/8A- to the right until the points engage in the valve retainers.
Move the knurled thumb screw back and forth slightly. This presses the valve retainers apart and captures them in the installation cartridge.
Release the -VAS5161/2-.
Remove the -VAS5161/8A-.
Remove the valve stem seals using -3364-.

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In order not to damage the valve stem seal -4- during installation, mount the Mounting Sleeve -3- on the valve stem -2-.

Lightly oil the valve stem seal sealing lip.

Depending on the version/manufacturer of the valve stem seal, use the -3365- or -T40376/1-

Insert the valve stem seal in the Seal Installer - Valve Stem -5- and carefully press on over the Mounting Sleeve on the valve guide -1- all the way.
Remove the Mounting Sleeve.
Insert the valve spring and valve spring retainer.
Install the -VAS5161A- as shown.

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Intake Side:

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Exhaust Side:

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Continuation:

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If the valve retainers were removed from the assembly cartridge, they must then be inserted into the -VAS5161/18-.

Press the -VAS5161/8- down with the -VAS5161/2- and rotate the cartridge knurled thumb screw back and forth while pulling up.
Release the -VAS5161/2- with the knurled thumb screw pulled.
Remove the -VAS5161A-.