Back Window Glass: Installation

1. Using a scraper or similar tool, remove the adhesive and/or back window glass adhesive dam remaining on the back window glass.
   CAUTION: Do not damage the back window glass.

Primer: 3M N-200, Sunstar #GP402, or equivalent

Courtesy of SUBARU OF AMERICA, INC.

Standard value

1. Remove the adhesive layer on the body using cutter knife or similar tool to obtain smooth surface of 2 mm {0.08 in} thick.

   Courtesy of SUBARU OF AMERICA, INC.

   CAUTION:

   • Do not damage the body.
   • Always leave a little amount of adhesive.

   Standard value

   STANDARD VALUE SPECIFICATION
   
   

   Part	Dimension
   a	2.0 mm {0.079in}

2. Using the appropriate cleaner, clean the body installation surface.

1. Attach the suction rubber onto the back window glass.
2. Temporarily place the back window glass on the body, and set it so that the upper and side sections for the back window glass become equal in width (consistent clearance between body and back window glass edge).
3. Attach packing tapes or similar tapes on the back window glass and body panel, and put alignment marks on them with a pen for reinstallation. (When new back window glass is used.)
   CAUTION: From inside the vehicle, check that the back window glass stoppers and the body are engaged.
   NOTE: When back window glass will be reused, check and correct the position of the alignment marks.

   Courtesy of SUBARU OF AMERICA, INC.

4. Detach the back window glass.
5. Apply primer on the body surface.

   Primer: The Dow Automotive U-413 or equivalent

   CAUTION: Do not apply the primer thickly.
6. Apply primer onto backside of the back window glass, where indicated in the figure.

   Primer: The Dow Automotive U-401, U-402 or equivalent

   CAUTION: Do not apply the primer thickly.

   Courtesy of SUBARU OF AMERICA, INC.

   Standard value

   STANDARD VALUE SPECIFICATION
   
   

   Part	Dimension
   a	8.0 mm {0.315in}

7. Cut the tip of the adhesive nozzle, as shown in the figure.

   Standard value

   STANDARD VALUE SPECIFICATION
   
   

   Part	Dimension
   a	2.0 mm {0.079in}
   b	8.0 mm {0.315in}
   c	9.0 mm {0.354in}

   Courtesy of SUBARU OF AMERICA, INC.

8. Set the adhesive into the sealant gun.

   Adhesive: The Dow Automotive ESSEX U-400HV or equivalent

9. Apply a bead of adhesive as shown in the figure.

   Courtesy of SUBARU OF AMERICA, INC.

   Standard value

   STANDARD VALUE SPECIFICATION
   
   

   Part	Dimension
   a	2.0 mm {0.079in}
   b	8.0 mm {0.315in}
   c	9.0 mm {0.354in}
   d	9.8 mm {0.386in}
   e	11.1 mm {0.437in}
   f	2.5 mm {0.098in}

   CAUTION: Apply adhesive after the primer dried (approx. after 10 minutes).

1. Using the suction rubbers, position the alignment marks and install the back window glass.

   Courtesy of SUBARU OF AMERICA, INC.

   CAUTION: From inside the vehicle, check that the back window glass stoppers and the body are engaged.
2. Lightly press the front side of the back window glass to fit completely.
   NOTE: Pressing force: 98 N {10 kgf} {22.0 lbf} or more
3. Using a spatula, remove or add adhesive if any excess and/or shortage is found.
4. Remove excess adhesive before cure.
5. Using protection tapes or similar tapes, hold the back window glass until the adhesive cures completely.
   NOTE: For minimum drying time or waiting time after the cure of adhesive, consult the instruction or manual of each adhesive supplier.