Crankshaft Shaft Seal, Belt Pulley Side, Replacing

Special tools and workshop equipment required

Removing

-- Remove the vibration damper with the ribbed belt pulley. Refer to VIBRATION DAMPER WITH RIBBED BELT PULLEY, .

-- Position the inner part of the T40019 flush with inner part and secure it with the knurled screw.

Fig 1: Installing Inner Part Of Oil Seal Extractor T40019

Courtesy of AUDI OF AMERICA, LLC

-- Lubricate the seal remover threaded head, position it, and then install it into the shaft seal as far as possible using strong force.

-- Loosen the knurled screw and turn the inner portion against the crankshaft until the seal is pulled out.

-- Secure the seal remover in a vise at the flat spots and remove the seal using pliers.

-- Clean running and sealing surface.

-- Place the assembly device T40048/1 on the pull sleeve T40048/2 and slide the shaft seal -1- onto the pull sleeve.

Fig 2: Inserting Assembly Device T40048/1 Onto Pull Sleeve T40048/2 And Slide Seal Onto Pull Sleeve

Courtesy of AUDI OF AMERICA, LLC

-- Remove the assembly device.

-- Mount the T40048/2 to the crankshaft and push the seal -1- into the pulley side sealing flange.

Fig 3: Placing Pull Sleeve T40048/2 On Crankshaft And Slide Seal -1- Into Sealing Surface On Engine

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Leave the pull sleeve T40048/2 for pressing onto the crankshaft.

-- Mount the T40048/4 (depth 5 mm) to the crankshaft with M8 x 55 mm bolts -arrows-.

Fig 4: Positioning Assembly Adapter T40048/4 On Crankshaft With 2 - M8 x 55 mm Bolts -Arrows-

Courtesy of AUDI OF AMERICA, LLC

-- Install bolts by hand.

-- Tighten the bolts ¹ /₂ turn each, alternating from side to side in order to press the shaft seal all the way in.

The rest of the installation is performed in reverse order of removal, noting the following:

-- Install the vibration damper with ribbed belt pulley. Refer to VIBRATION DAMPER WITH RIBBED BELT PULLEY, .