Camshaft, Removing And Installing: Installing

Fig 1: Crankshaft Locking Pin T40069

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• Secure crankshaft -1- using Crankshaft Locking Pin T40069.

-- Using a rotating plastic brush, remove any remaining sealant from the cylinder head and guide frame.

-- Clean the sealing surfaces; they must be free of oil and grease.

-- Check the screen -arrow- for dirt and clean it if necessary.

Fig 2: Identifying Screen

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-- Oil running surfaces of both camshafts.

-- Insert the camshafts in the guide frame.

Fig 3: Compression Ring Ends -1, 2 And 3-

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• The placement of the camshafts must be exactly within the axial bearings -arrows- of the guide frame.
• The compression ring ends -1, 2 and 3- must face upward or downward and must never face sideways.

-- Rotate the guide frame with the camshafts inserted while holding them securely in the frame.

-- Rotate the camshafts until the threaded holes -arrows- face upward.

Fig 4: Camshafts

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-- Check if the camshafts still lie in the guide frame axial bearings.

-- Install the Camshaft Clamp T40133 and tighten the bolts -arrows- to 25 Nm.

Fig 5: Camshaft Clamp T40133, Installed

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-- Cut the tube nozzle at the front marking (nozzle diameter: about 2.0 mm).

Fig 6: Cut Tube Nozzle At Front Marking (Nozzle Diameter Approx. 1 Mm)

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-- Rotate the guide frame again.

Fig 7: Applying Sealant Beads -4 Through 8- To Clean Sealing Surfaces On Guide Frame

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-- Apply sealant beads -4 through 8- to the clean sealing surfaces on the guide frame as shown in the illustration.

• Sealant bead thickness: 2.0 mm

-- Apply sealant beads -1 through 3- to the sealing surfaces on the guide frame as shown in the illustration.

• Sealant bead thickness: 2.5 mm

-- Place the guide frame on the cylinder head.

-- Install the Locating Pins T40116 into the guide frame and cylinder head.

Fig 8: Aligning Guide Frame And Cylinder Head Using Locating Pins T40116

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-- Tighten the guide frame bolts, refer to Figure.

Fig 9: Guide Frame Bolt Tightening Sequence

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-- Clean the bores in the cylinder head for the sealing plugs; they must be free from oil and grease.

Fig 10: Identifying Sealing Plug

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-- Coat the outer circumference of the sealing plug -arrow- with sealant, allocate correct sealant.

-- Drive in the sealing plugs until they are flush.

-- Remove the Locating Pins T40116 with the Sliding Hammer T10133/3.

Fig 11: Removing Locating Pins T40116 Using T10133/3 Impact Puller

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Install in reverse order of removal. Note the following:

-- Install the camshaft adjustment valves, refer to OVERVIEW - CYLINDER HEAD .

-- Install the brake booster vacuum pump .

-- Install the high pressure pump motor housing and the high pressure pump, refer to HIGH PRESSURE PUMP, REMOVING AND INSTALLING .

-- Position the camshaft timing chain on the camshafts, refer to INSTALLING .