Install all valve springs
- Note the installation position of the valve spring.
NOTE:
Install the valve spring so that the larger diameter (Y) points to the bottom spring cup.
- Make sure that the intake valves are not switched with the exhaust valves.
NOTE:
Valve springs (1) are marked in color (2). Color for the intake valves: Green
- Note the installation position of the valve spring.
NOTE:
Install the valve spring so that the larger diameter (Y) points to the bottom spring cup.
- Make sure that the intake valves are not switched with the exhaust valves.
NOTE:
Valve springs (1) are marked in color (2). Color for the exhaust valves: green/yellow
- Install the valve spring (2) and spring cup (1).
CAUTION:
Component with preload.
Injury hazard!
Injury hazard!
- Reduce preload as far as possible before disassembly. Relieve component.
- Align special tool in direction of valve axis.
- Select the corresponding groove using special tool 0 495 028 (11 9 017 .
- Press down the valve spring on the upper spring cup with the special tools 0 494 374 (11 9 009) and 0 495 028 (11 9 017 ).
- Hold the valve spring in the pressed down position using special tool 0 494 375 (11 9 011)
.
- Keep the valve spring pressed down with the special tool 0 495 028 (11 9 017)
.
Install the valve shims (1) of the valve (2) with a magnet.
- Relieve load on valve spring.
- Unlock special tool 0 494 370 (11 9 005) in the arrow direction and remove.
Follow-up work
- Refer to INSTALLING ALL ROLLER CAM FOLLOWERS .
- Refer to INSTALLING EXHAUST CAMSHAFT .
- Refer to INSTALLING ECCENTRIC SHAFT .
- Refer to INSTALLING THE SERVOMOTOR FOR THE ECCENTRIC SHAFT (CYLINDER HEAD REMOVED) .
- Refer to INSTALLING INTAKE CAMSHAFT .
- Refer to CHECKING INSTALLATION POSITION OF ROLLER CAM FOLLOWERS .
- Refer to CHECKING THE INTERMEDIATE LEVER CLASSIFICATION .
- Refer to INSTALLING ALL INTERMEDIATE LEVERS .
- Refer to INSTALLING ALL GATES .
- Refer to CHECKING THE POSITION OF THE INTAKE CAMSHAFT (CYLINDER HEAD REMOVED) .
- Refer to INSTALLING TORSION SPRINGS .
- Refer to DISASSEMBLING THE CYLINDER HEAD FROM THE SPECIAL TOOL .