Prepare Front Fixed Element Of Panoramic Sliding Sunroof For Installation - AR77.21-P-0803-02LWO

Model 238.3 

with code 413 (Automatic panoramic sliding sunroof) 

Courtesy of MERCEDES-BENZ USA

1. Check front stationary element (1) for damage.

   If complaint present

   ↓

   Replaced front stationary element (1) or seals.

2. Install cup suction tool on front stationary element (1) and lay front stationary element (1) down to suitable subsurface with inside pointing upward.
3. Cut adhesive beads (3) back to a remaining height of approx. 1 to 2 mm using scraper.

   If front stationary element (1) is reused.

4. Completely cut back residues of spacers (2 and 4) and adhesive bead (3) present in this area.

   If front stationary element (1) is reused.

5. Remove cutting residues using a wet and dry vacuum cleaner.

   If front stationary element (1) is reused.

6. Apply cleaner with part of cleaning cloth to bonding surfaces on inside of front stationary element (1) and wipe with remaining cleaning cloth.

   The cleaner and the cleaning cloth are included in the repair kit.

   Allow cleaner to dry completely.

7. Uniformly apply primer to bonding surfaces on inside of front stationary element (1).

   Observe processing notes for primer.

   Otherwise the adhesive force of the adhesive material starts to decrease when installing window.

   When reusing front stationary element (1) apply primer only to bonding surfaces without remaining adhesive material.

   The primer is included in the repair kit.