Replacing valve stem seals - RA05001042700X(05-2700)

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

Preceding work:

Valve springs removed (05-3500) .

Operation no. of operation texts and work units or standard texts and flat rates:

05-3510

Fig 1: Identifying Valve Stem Seals

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Valve stem seal (19)	pull off with pliers (1) 606 589 00 37 00.
Valve stems	deburr, if necessary.
Protective sleeve (2)	fit onto valve stem, remove.
Valve stem seals (19)	oil.
Valve stem seals (19)	press on by hand with suitable installation drift (3) 119 589 00 43 00 or 104 589 01 43 00.

Special tools

Fig 2: Identifying Special Tool (606 589 00 37 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Special Tool (104 589 01 43 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Identifying Special Tool (119 589 00 43 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

NOTE: Exhaust and inlet valve stem seals and assembly sleeves are supplied as a repair kit.

The assembly sleeves must be used to ensure that the valve stem seals are not damaged.

Valve guides which are worn at the retaining groove for valve stem seals and valves with damaged valve ends or valve stems must be replaced.

Valve stem seals with bent metal casing must be replaced.