11 23 010 Removing and installing/replacing vibration damper (N62)
Remove alternator drive belt. See GENERATOR DRIVE BELT 4.4L (N62) .
Remove A/C compressor drive belt. See A/C COMPRESSOR DRIVE BELT 4.4L (N62) .
Remove fan cowl.
Release screws and remove vibration damper (1).
Scheme 448
Installation
Scheme 449
- Vibration damper is secured on hub with an alignment pin (4).
Installation
Fit bore (2) in vibration damper (1) on alignment pin in hub.
Fit washer (3).
Replace screws.
Tightening torque, see ENGINE - TIGHTENING TORQUES .
Scheme 450
11 23 031 Removing and installing / replacing vibration damper hub (N62 / N62TU)
Special tools required
- 11 3 454
- 11 3 460
- 11 9 451
- 11 9 452
- 11 9 453
Necessary preliminary tasks
- Remove design cover
- Remove drive belt for alternator. See «GENERATOR DRIVE BELT 4.4L (N62)»(ref-164172-S23036681242004072700000) .
- Remove drive belt for A/C compressor. See «A/C COMPRESSOR DRIVE BELT 4.4L (N62)»(ref-164172-S39262095492004072700000) .
- Remove front engine underguard
- Remove «vibration damper»(ref-202186-S32765741002005102600000)
Screw special tool 11 9 451 in conjunction with special tool 11 9 452 to vibration damper hub and to oil sump.
Release central bolt (1).
Remove special tools.
Remove hub for vibration damper .
Scheme 451
Installation
- Check vibration damper hub and radial seal, replace if necessary.
- Align groove in vibration damper hub to parallel key and install vibration damper hub.
- Replace central bolt (1).
- Tighten down central bolt (1) to joining torque.
- Tightening torque, see «ENGINE - TIGHTENING TORQUES»(ref-202222) .
Installation
Fit special tool 11 3 460 on special tool 11 9 451.
Note. Special tool 11 3 460 is magnetic.
Scheme 452
Installation
- Select 0° position and secure special tool 11 9 453 with clamping screw on socket (special tool 11 3 454).
- Tighten the central screw with torsion angle.
Tightening torque, see ENGINE - TIGHTENING TORQUES .
