Sealing Flange, Removing And Installing, Belt Pulley Side: Notes

WARNING: This page is about a different car, the 2018 Audi A6 Quattro, 2017 Audi A6 Quattro, and 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools And Workshop Equipment Required

Wrench - Pin Type :3212
Assembly Tool :T40048A
Hand drill with plastic brush attachment
Protective eyewear
Sealant.

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-- Remove the vibration damper. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- for the coolant pump ribbed belt pulley using a :3212 to counterhold.

-- Remove the bolts and remove the ribbed belt pulley.

-- Loosen and remove the bolts -arrows- in a diagonal sequence.

Fig 1: Sealing Flange With Bolts

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-- Loosen The Sealing Flange On The Ribbed Belt Side From The Bond And Then Remove It.

NOTE:

Replace The Belt Pulley Side Sealing Flange After Removal.

CAUTION:

Risk Of Contaminating The Lubricating System.

Cover open parts of engine.

WARNING:

Danger Of Eye Injury.

Wear protective eyewear.

-- Remove the sealant residue on the cylinder block and the oil pan upper section -1-, for example using a rotating plastic brush.

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-- Clean any oil or grease off the sealing surfaces.

NOTE:

Pay Attention To The Expiration Date Of The Sealant.

-- Cut the tube nozzle at the front marking (nozzle diameter: about 1.5 mm).

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CAUTION:

The Lubrication System Could Be Plugged With Excess Sealant.

Do not apply sealant bead thicker than indicated.

-- Apply the sealant bead -arrow- to the clean sealing surface on the ribbed belt side sealing flange as shown in the illustration.

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The groove of sealing surface must be completely filled with sealant.
The sealant bead must be 1.5 to 2.0 mm above the sealing surface.

NOTE:

The Ribbed Belt Side Sealing Flange Must Be Installed Within 5 Minutes Of Applying The Sealant.

-- Place the :T40048/1 on the :T40048/2 and slide the sealing flange -1- onto the pull sleeve.

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-- Remove the assembly aid.

-- Then position the sealing flange -1- with the :T40048/2 installed on the crankshaft.

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-- Without tipping, push the sealing flange onto engine sealing surface and fasten. Refer to the appropriate service information; previous image and/or SEALING FLANGE, BELT PULLEY SIDE TIGHTENING SPECIFICATIONS .

Installation Is Performed In Reverse Order Of Removal, While Noting The Following:

-- Install The Vibration Damper. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .