Sealing Flange, Removing And Installing, Transmission Side: Installing

WARNING: This page is about a different car, the 2021 Audi A6 Quattro, 2020 Audi A6 Quattro, and 2019 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Replace the sealing flange after removal.

To prevent contamination of the lubricating system with sealant residue, place a clean cloth over the open part of the oil pan.

Fig 1: Cleaning Sealing Surfaces

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CAUTION:

Risk of Injuring the Eyes from Sealant Residue

- Wear protective eyewear.

-- Remove any remaining sealant from the cylinder block -1- using, for example, a rotating plastic brush.

-- Clean any oil and grease off of the sealing surfaces and crankshaft journal.

TIP:

Fig 2: Cut Tube Nozzle At Front Marking

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Be sure to check the expiration date of the sealant.

-- Cut the tube nozzle at the front marking (nozzle diameter: approximately 2 mm).

Fig 3: Identifying Silicone Sealant Application Area

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CAUTION:

Risk of engine damage due to excess sealant in the lubrication system.

- Do not apply sealant bead thicker than indicated.

Sealant bead thickness: 2 to 3 mm.
The sealing flange must be installed within five minutes of applying the sealant.
Check the sealing lip of the sealing flange, it must not be kinked or damaged.
The sealing lip after the installation points to the engine.
The sealing lip must be pointed to the engine after installing. If the sealing lip >>folds<< outward when installing, leaks will result.

Fig 4: Sealing Lip Must Be Pointed To The Engine
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-- Check the :T10122/6 -B- ; it must not be tilted or contaminated.

Fig 5: Sealing Flange, 2 Guide Pieces Installation Position

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-- Mount the :T10122/1 -A- on the Crank Shaft Seal Installer - Guide Piece -B-.

-- Slide the Sealing Flange -C- on the :T10122/6 -B-, with the outer side on it.

-- Remove the :T10122/1 -A-.

-- Place the :T10122/6 -A- with the Sealing Flange -B- on the crankshaft journal.

Courtesy of AUDI OF AMERICA, LLC

TIP:

It is not necessary to tighten the bolts -arrows-

-- Slide the Sealing Flange -B- through the :T10122/1 -A- on the crankshaft journal.

-- Remove the :T10122/1 -A-.

-- Tighten the sealing flange.

After installing the sealing flange, the sealant must harden for approximately 30 minutes. Only afterward may the engine oil be replenished.

Further installation is performed in reverse order of removal, while noting the following:

-- Install the drive plate. Refer to DRIVE PLATE, REMOVING AND INSTALLING .

-- Check the oil level. Refer to ENGINE OIL .