Heated Window Grid Wire Repair

Special Tool(s) 

Fig 1: Identifying Special Tool - Heated Window Grid Wire Repair

Courtesy of FORD MOTOR CO.

NOTE: The back window glass must be at room temperature at the time of repair.
Fig 2: Cleaning Bus Bar Area To Be Serviced
Courtesy of FORD MOTOR CO.
1. Clean the bus bar in the area to be serviced with steel wool (3/0 to 4/0 grade).
NOTE: Allow 10 minutes of drying time between the coats.
Fig 3: Applying Coats Of Rear Window Defroster Repair
Courtesy of FORD MOTOR CO.
2. Apply three coats of Rear Window Defroster Repair D8AZ-19562-AA or equivalent meeting Ford specification ESB-M4J58-A to the surface.
CAUTION: Do not overheat the back window glass or damage to the back window glass may occur.
Fig 4: Timing Bus Bar Service Area With Solder
Courtesy of FORD MOTOR CO.
3. Tin the bus bar service area with solder.
CAUTION: To prevent overheating the back window glass remove the soldering gun as soon as the solder flows.
Fig 5: Preheating Back Window Glass In Area To Be Serviced
Courtesy of FORD MOTOR CO.
4. Preheat the back window glass in the area to be serviced using the Rotunda Heat Gun and solder the terminal to the bus bar.
NOTE: Turn the heated back window switch ON for five minutes prior to the final inspection of the service.
5. Apply Rear Window Defroster Repair D8AZ-19562-AA or equivalent meeting Ford specification ESB-M4J58-A to the service area as needed.