Balance Shaft, Removing And Installing, Exhaust Side: Installing

• The exhaust side balance shaft must be replaced after removal.
• Because of the small play between the balance shaft and cylinder block, the balance shaft may need to be cooled in order to install it. Check if the balance shaft can be inserted into the cylinder block without forcing it in. If this is not the case, then the balance shaft must be installed cooled.

-- Check the installation position for the balance shaft pipe.

Courtesy of AUDI OF AMERICA, LLC

The pin -arrow- must engage in the groove.

-- Place the new balance shaft in a freezer for 30 minutes or spray it with commercially available cooling spray.

-- Lubricate the balance shaft bearing with engine oil.

-- Install the new balance shaft for the exhaust side.

Courtesy of AUDI OF AMERICA, LLC

-- Before tightening the bolt -1- make sure the balance shaft lies level on the crankcase.

TIP: 

If the balance shaft is not level, then the pipe for the balance shaft must be installed again.

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

-- Install the balance shaft drive chain. Refer to BALANCE SHAFT DRIVE CHAIN, REMOVING AND INSTALLING .