Drive Head And Decoupling Spring, Removing And Installing: Installing

WARNING: This page is about a different car, the 2015 Audi A7 Quattro, 2014 Audi A7 Quattro, 2013 Audi A7, and 2012 Audi A7. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Replace the screws for the drive head.

Use self-locking screws or locking compound .

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

-- Clean the threaded holes for the drive head inside the bearing cap with a thread tap before assembling.

-- Fill the oil for the supercharger drive in the bearing cap.

NOTE:

The container holds the exact amount. It is not necessary to check the oil level later.

-- Install the decoupling spring into the decoupling element.

Fig 1: Identifying Installation Of Spring Into Decoupling Element

Courtesy of AUDI OF AMERICA, LLC

The end -1- of the spring must fit into the hole -arrow- inside the decoupling element.

-- Lightly apply the sealant to the sealing surface on the drive head.

-- Install the drive head on the supercharger housing. Pay attention to the alignment bushings.

CAUTION:

Danger of causing damage to the input shaft.

The drive head must not be pulled in by the screws.

-- Turn the ribbed belt pulley at the same time until the end of the decoupling spring engages into the hole in the front of the drive head.

Install in reverse order of removal. Note the following:

-- Check the supercharger for leaks, refer to SUPERCHARGER, CHECKING FOR LEAKS .

-- Install the coolant pipes to the supercharger, refer to COMPRESSOR COOLANT PIPES, REMOVING AND INSTALLING .