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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (4.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CEUC & CRDB) >> 15 Cylinder Head, VALVETRAIN >> Timing Chain Cover >> Timing Chain Cover, Removing And Installing >> Right Timing Chain Cover, Removing And Installing >> Installing

Right Timing Chain Cover, Removing And Installing: Installing

WARNING: This page is about a different car, the 2015 Audi S7, 2015 Audi RS 7, 2014 Audi S7, 2014 Audi RS 7, and 2013 Audi S7. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Replace the O-rings.

Secure all hose connections with hose clamps of the same type as those equipped by the factory.

-- Remove any old sealant from the surfaces.

CAUTION:

Risk of contaminating the lubricating system.

  • Cover open parts of engine.
Fig 1: Cleaning Sealing Surfaces
GWWA17-10940Courtesy of AUDI OF AMERICA, LLC
WARNING:

Danger of eye injury.

  • Wear protective eyewear.

-- Remove the sealant residue on the timing chain cover -1- and cylinder head using a rotating plastic brush, for example.

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

NOTE:

Note the expiration date of the sealing compound.

Fig 2: Cutting Tube Nozzle At Front Marking (Nozzle Diameter Approx. 1 Mm)
GWWA17-0081Courtesy of AUDI OF AMERICA, LLC

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

-- Remove the intermediate pipe -2- from the right timing chain guard with the needle bearing drift.

Fig 3: Driving Left Coolant Intermediate Pipe Out Of Left Timing Chain Cover With Suitable Drift
GWWA13-10310Courtesy of AUDI OF AMERICA, LLC

-- Install the O-rings -1- in the intermediate pipe.

-- Insert the intermediate pipe into the right timing chain cover.

CAUTION:

The lubrication system could be plugged with excess sealant.

  • Do not apply sealant bead thicker than indicated.

-- Apply a sealant bead -arrow- to the clean sealing surfaces of the right timing chain cover as shown in the illustration.

NOTE:

The timing chain cover must be installed within 5 minutes after applying the sealant

-- Position the right timing chain cover and tighten the bolts, refer to Figure.

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

-- Install the upper rear coolant pipe, refer to OVERVIEW - COOLANT PIPES .

-- Install the vacuum pump, refer to [[Editorial:Find destination]] .

-- Connect the coolant hoses with the connector coupling, refer to Fig 4.

Fig 4: Connecting Coolant Hose Coupling
GWWA19-10572Courtesy of AUDI OF AMERICA, LLC
NOTE:

Do not reuse used coolant.

-- Fill the coolant, refer to COOLANT, DRAINING AND FILLING => Filling .