Install all valves
NOTE:
RISK OF DAMAGE
Contaminant or foreign body.
Contamination can result in malfunctions, operating failure or leaks.
Contaminant or foreign body.
Contamination can result in malfunctions, operating failure or leaks.
- Adhere to the utmost cleanliness.
- Protect components from contamination e.g. by covering.
- Close off line connections with seal plugs.
- Slide the valve (1) carefully
in the cylinder head.
- B46/B48:
Prepare the special tools 0 494 371 (11 9 006), 0 494 372 (11 9 007) and 0 494 373 (11 9 008) as shown.
- Version B46/B48:
0 494 373 (11 9 008) Prepare for the corresponding alignment in the next step.
NOTE: TECHNICAL INFORMATION
The figure shows the engine B58. - Position special tools 0 494 371 (11 9 006), 0 494 372 (11 9 007)
and 0 494 373 (11 9 008)
in the center on the cylinder head in the direction of the arrow.
- Turn round special tool 0 494 371 (11 9 006) and insert as shown.
- Lock the special tools 0 494 370 (11 9 005)
in the direction of the arrow.
- Move and lock special tools 0 494 370 (11 9 005)
in the direction of the arrow over the edges of special tool 0494 371 (11 9006).
- Turn the special tool 0 494 366 (11 9 001)
(2) on the crank (1) by 180° in the direction of arrow.
Follow-up Work
- Refer to REPLACING THE VALVE STEM SEALS .
- Refer to INSTALLING ALL VALVE SPRINGS .
- Installing all roller cam followers. Refer to the appropriate information in DISASSEMBLING CYLINDER HEAD .
- Refer to INSTALLING EXHAUST CAMSHAFT .
- Refer to INSTALLING ECCENTRIC SHAFT .
- Installing the servomotor for the eccentric shaft (cylinder head removed). Refer to the appropriate information in DISASSEMBLING CYLINDER HEAD .
- Refer to INSTALLING INTAKE CAMSHAFT .
- Refer to CHECKING INSTALLATION POSITION OF ROLLER CAM FOLLOWERS .
- Checking the intermediate lever classification. Refer to the appropriate information in DISASSEMBLING CYLINDER HEAD .
- Refer to INSTALLING ALL INTERMEDIATE LEVERS .
- Installing all gates. Refer to the appropriate information in DISASSEMBLING CYLINDER HEAD .
- 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 .