Valve Stem Seals With Cylinder Hear Removed, Replacing: Procedure

-- Remove The Camshafts. Refer To CAMSHAFT, REMOVING AND INSTALLING .

-- Mark The Allocation Of The Roller Rocker Lever And The Hydraulic Adjusting Elements So They Can Be Installed Again.

-- If Necessary, Remove The Roller Rocker Levers With The Hydraulic Adjusting Elements And Place Them On A Clean Surface.

-- Insert The Cylinder Head Tensioning Device:VAS6419  In The Engine And Transmission Holder:VAS6095  .

Fig 1: Identifying Cylinder Head Tensioning Device VAS 6419

Courtesy of AUDI OF AMERICA, LLC

-- Tension The Cylinder Head On The Cylinder Head Tensioning Device, As Illustrated.

-- Connect The Cylinder Head Tensioning Device To The Compressed Air.

-- Slide The Air Cushion With The Lever -Arrow- Under The Combustion Chamber Onto The Valve Stem Seal That Will Be Removed.

-- Let Enough Compressed Air Flow Into The Air Cushion Until It Contacts The Valve Plate.

-- Position The Valve Cotter Tool Kit - Punch:VAS5161/3  On The Valve Spring Plate And Loosen The Stuck Valve Retainers With A Plastic Mallet.

Fig 2: Identifying Special Tool - Drift VAS 5161/3

Courtesy of AUDI OF AMERICA, LLC

-- Place The Valve Cotter Tool Kit - Guide Plate 19B:VAS5161/19B  From The Valve Cotter Tool Kit:VAS5161  On The Cylinder Head.

Fig 3: Identifying Guide Plate

Courtesy of AUDI OF AMERICA, LLC

-- Secure The Guide Plate With The Knurled Thumb Screws:VAS5161/12  .

-- Install The Retainer:VAS5161/6  With The Guide Forks M6/M8 With Threaded Studs:VAS5161/5  In The Guide Plate.

Fig 4: Identifying Engaging Device VAS 5161/6, Installation Fork VAS 5161/5 And Guide Plate, Removal/Installation

Courtesy of AUDI OF AMERICA, LLC

-- Push Valve Cotter Tool Kit - Assembly Cartridge:VAS5161/8  Into Guide Plate.

-- Engage The Pressure Fork With Lever For Assembly Cartridge:VAS5161/2  At The Engaging Device And Press The Installation Cartridge Downward.

-- At The Same Time, Rotate The Cartridge Knurled Screw Right Until Points Engage In Valve Retainers.

-- Move The Knurled Thumb Screw Back And Forth Slightly. This Presses The Valve Retainers Apart And Captures Them In The Installation Cartridge.

-- Release The Pressure Fork.

-- Remove The Cartridge.

-- Unfasten Guide Plate And Turn It Aside.

-- Remove The Valve Spring And The Valve Spring Plate.

-- Remove The Valve Stem Seal With The Puller - Valve Seal:3364  .

Fig 5: Identifying 3364

Courtesy of AUDI OF AMERICA, LLC

Fig 6: Identifying Plastic Sleeve, New Valve Stem Oil Seals & Valve Stem Seal Driver 3365

Courtesy of AUDI OF AMERICA, LLC

-- Lightly Oil The Valve Stem Seal.

-- Slide The Valve Stem Seal Onto The Plastic Sleeve.

-- Carefully Press The Valve Stem Seal Onto The Valve Guide With The Seal Installer - Valve Stem:3365  .

-- Remove The Plastic Sleeve Again.

If The Valve Retainers Were Removed From The Installation Cartridge, They Must Then Be Inserted Into The Valve Insertion Device (6 Dia, 7 Dia) :VAS5161/18  .

Fig 7: Identifying Installation Cartridge VAS 5161/8

Courtesy of AUDI OF AMERICA, LLC

• The Large Diameter Of The Valve Retainers Point Upward.

-- Press The Cartridge From Above Onto The Insertion Device And Capture Keepers.

-- Insert Valve Spring And Valve Spring Plate.

Fig 8: Camshaft Cylinder Head Bank 1 (Right)

Courtesy of AUDI OF AMERICA, LLC

• The Tight Spring Coils -Arrow- Face Toward Cylinder Head.

-- Install The Valve Cotter Tool Kit - Guide Plate 19B:VAS5161/19B  In The Cylinder Head.

Fig 9: Identifying Engaging Device VAS 5161/6 With Installation Fork VAS 5161/5

Courtesy of AUDI OF AMERICA, LLC

-- Insert Installation Cartridge In Guide Plate.

-- Press The Pressure Fork Down And Pull The Knurled Screw Up While Turning Left And Right. This Inserts The Valve Retainers.

-- Release The Pressure Fork With The Knurled Screw Still Raised.

-- Repeat The Procedure On Each Valve.