Body - Noises From The Sunroof Pivot Area

Date: September 19, 2008

Order No.: P-B-77.33/55a

Supersedes: P-B-77.33/55 dated January 10, 2008

Group: 77

Revision History

Revision Date Purpose

a 9/19/08 VIN Cut-Off Added / Remedy Updated

- 1/10/08 Initial issue

Subject:
All Model 171 Vehicles, Up to VIN F082324

Noises from Vario Roof in Area of Pivot Cam





If you receive customer reports in the above model vehicles of noises coming from the roof in the area of pivot cam (Figure 1), this may occur if the eccentric cam latch (gate valve) is incorrectly positioned or if the eccentric cam has loosened. The latch may not be fully engaged on the eccentric cam. To remedy, check the position of the eccentric cam latch (gate valve) with the Vario roof locked. It may be necessary to reinstall the eccentric bolt to the frame as per the instructions outlined below.





1. To install eccentric cam, enlarge existing hole (Figure 2, item 2) in link to 6.2 mm and apply anticorrosion primer stick A000 986 06 50.

2. Install eccentric cam

3. Install bolt with thread locking agent A003 989 31 71 (Loctite 242). Tightening torque 10 Nm.

4. Adjust eccentric cam as necessary reference WIS document AR77.33-P-3475V





Parts Information

Note:
The following allowable labor operations should be used when submitting a warranty claim for this repair. This information has been generated on September 19,2008. Please refer to Netstar --> Star TekInfo --> Star Time for the most current labor time allowance.





In Case of Warranty, use the table.