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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 183 (Defogger) >> Removal And Installation >> Rear Window Defogger >> Filament Repair >> Repairing Procedure

Repairing Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Wipe broken heat wire and its surrounding area clean with a cloth dampened in alcohol.
  2. Apply a small amount of conductive silver composition to tip of drawing pen.
    NOTE: Shake silver composition container before use.
  3. Place ruler (1) on glass along broken line (2). Deposit conductive silver composition on break with drawing pen (3). Slightly overlap existing heat wire (4) on both sides [preferably 5 mm (0.20 in)] of the break.
    GNSAWLIA2733Z-733Courtesy of NISSAN NORTH AMERICA, INC.
  4. After repair has been completed, check repaired wire (1) for continuity. This check should be conducted 10 minutes after silver composition is deposited.
    GNSAWLIA2734Z-734Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Do not touch repaired area while test is being conducted.
  5. Apply a constant stream of hot air directly to the repaired area (1) for approximately 20 minutes with a heat gun (2). A minimum distance of 3 cm (1.2 in) should be kept between repaired area and hot air outlet.
    GNSAWLIA2735Z-735Courtesy of NISSAN NORTH AMERICA, INC.
    NOTE: If a heat gun is not available, let the repaired area dry for 24 hours.