Valve Stem Seals, Removing And Installing, Cylinder Head Removed: Removing

-- Remove the intake manifold. Refer to INTAKE MANIFOLD, REMOVING AND INSTALLING .

-- Insert the : VAS6419  in the : VAS6095A  .

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-- 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.

-- Check if the opening -arrow- is present.

-- If necessary, rework the : VAS5161/19C  -arrow- until the guide plate contacts the cylinder head and the guide pin -1- is free.

-- Align the guide plate on the cylinder head at the same time pay attention to the markings:

A -  Exhaust Valves

E -  Intake Valves

-- Secure the : VAS5161/19C  using the : VAS5161/12  .

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-- Position the : VAS5161/3A  on the valve spring and loosen the stuck valve retainers with a plastic mallet.

-- Install the : VAS5161/6  with the : VAS5161/5  in the guide plate.

-- Push the : VAS5161/8A  into the guide plate.

-- Engage the : VAS5161/2  at the engaging device and press the installation cartridge downward.

-- At the same time, turn the installation cartridge knurled bolt right until points engage in the valve retainers.

-- Move the knurled bolt left and right slightly. This presses the valve retainers apart and captures them in the assembly cartridge.

-- Release the pressure fork.

-- Remove the assembly cartridge.

-- Detach and remove the guide plate.

-- Remove the valve spring and the valve spring retainer.

-- Remove the valve stem seal with the : 3364  .