Bearing Bracket, Removing And Installing: Installing

Fig 1: Identifying Plug

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-- Remove the plug -arrow-.

-- Remove the bolts -arrows-.

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-- Remove the bolt -arrow-.

Fig 2: Identifying Bolt

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All except Audi A8:

-- Remove the noise insulation (front). Refer to OVERVIEW - NOISE INSULATION .

Continuation for All Vehicles:

Fig 3: Identifying Version 2

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-- Install the Chain Tensioner Lever:T40243  on the cylinder head -lower arrows-.

• A second technician is required for the following steps.

-- Press the chain tensioner circlip -1- together and hold it.

-- Slowly press and hold the Chain Tensioner Lever:T40243  in the -direction of the arrow-.

• This will push back the chain tensioner.

TIP:

The chain tensioner is lubricated with oil and can only be pushed back slowly by applying constant pressure.

-- Lock the chain tensioner with the Locking Tool:T40435  .

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-- Remove the Chain Tensioner Lever:T40243  .

-- Install the bolts -arrows- and tighten them. Tightening specification. Refer to  OVERVIEW - CYLINDER HEAD List Item:Bolt.

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-- Coat the holes of the radial bearings -arrows- and axial bearings with engine oil.

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-- Install the spacer.

-- Check if the adapter sleeve -1- is installed.

-- If the bearing bracket should be reused, then the adapter sleeve must be driven back.

• The adapter sleeve must be flush in the housing of the bearing bracket.

• Carefully attach the bearing mount, without tilting.
  Fig 4: Bearing Bracket (With Aluminum Bolts) Tightening Sequence

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-- Attach the bearing mount and install the bolts -1 to 6- all the way by hand.

-- Remove the Locking Tool:T40435  .

-- Tighten the bearing bracket bolts (refer to Figure), at the same time the adapter sleeve is pulled into the cylinder head with the bolt -1-.

Installation is performed in reverse order of removal, noting the following:

-- Install the upper timing chain cover. Refer to UPPER TIMING CHAIN COVER, REMOVING AND INSTALLING .