Rear Quarter Window Glass: Installation

CAUTION: After installing the urethane installed glass, the vehicle should not be driven until the urethane adhesive has cured. The curing time at temperatures above 13°C (55°F) and relative humidity above 50% is 12-24 hours. Inadequate curing of the urethane adhesive will adversely affect the strength of the urethane bond.

Dry fit the quarter window glass, making alignment marks with tape or non-staining grease pencil.

CAUTION: Do not scratch the pinch weld area.

Trim the remaining urethane adhesive on the pinch weld to within the specification.
- The existing urethane adhesive surface should be smooth and free of cuts and contamination.
  
  Fig 1: Trim Remaining Urethane Adhesive On Pinch Weld To Within Specification
  Courtesy of FORD MOTOR CO.

CAUTION: Use caution when applying Urethane Metal Primer Essex U-413. Apply a light amount of primer. Too much primer will run and damage the painted surface.

Use a wool applicator to apply Urethane Medal'. Primer Essex U-413 meeting Ford specification WSB-M2G234-C to any exposed metal on the pinch weld. Allow 6 to 10 minutes to dry.
Clean the inside of the quarter glass surface with alcohol-free cleaner, making sure the ceramic coated area is clean.

NOTE: Wipe off the glass prep immediately after each application because it flash dries.

Apply Urethane Glass Prep Essex U-401 meeting Ford specification WSB-M2G314-B twice around the glass surface to be urethaned.
Apply Glass Primer Essex U-402 meeting Ford specification WSB-M5B280-C to the same area that was prepped in the previous step. Allow five minutes to dry.
Cut the urethane adhesive applicator tip to specification.

Fig 2: Cutting Urethane Adhesive Applicator Tip To Specification
Courtesy of FORD MOTOR CO.

NOTE: Use caution when applying urethane adhesive. Apply to the outside edges of locating tabs on the glass surface.

Fig 3: Applying A Bead Of Urethane Adhesive

Courtesy of FORD MOTOR CO.

Apply a bead of Urethane Adhesive Essex 400-HV or Essex U-216, which meets Ford v. specification WSB-M2G316-B. Start at the bottom and work around to the sides of the quarter window glass.
Install the quarter window glass, aligning it to the marks previously made.

Fig 4: Installing Quarter Window Glass
Courtesy of FORD MOTOR CO.
After the quarter window glass is set, check for. water leaks and add urethane adhesive where needed.
If necessary, remove excess urethane adhesive from the outside surface of the quarter window glass.
Install the headliner.