Remove/install hydraulic valve clearance compensating elements

AR05.00-P-2011RKC

Remove/install hydraulic valve clearance compensating elements

4.6.13

ENGINE

279 in MODEL 231

1

Camshaft

4

Compensating element

2

Camshaft bearing bridge

5

Roller-type rocker arm

3

Guide pins

 Danger !

Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.

No parts of the body or limbs should be within the operating area when the components are moving.

AS00.00-Z-0011-01A

 

Remove/install

1

Remove camshafts (1)

AR05.20-P-6992RKC

2

Remove camshaft bearing bridges (2)

 Installation: Ensure correct positioning of the camshaft bearing bridges (2) at the guide pin (3).

 The camshaft bearing bridge (2) must not be disassembled. When carrying out repairs the camshaft bearing bridge (2) must be completely replaced on both cylinder heads.

 The camshaft (1) must also be replaced when replacing the camshaft bearing bridge (2) of the left cylinder head.

3

Use a 2 mm drift to press compensating element (4) on the relevant cylinder out of the roller-type rocker arms (5)


Do not use a magnet! The slide surface of the compensating element (4) would get magnetized.
This can cause minute iron chips to accumulate, which can damage the compensating element (4) and the cam.

 Installation: Compensating elements (4) that were not replaced must be reinstalled at this point.

4

Install in the reverse order