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Sensor Glass Check & Cleaning

Maintenance Indication

To avoid potential issues with unreliable readout of the bottom-facing sensors, check visually that the bottom-facing sensors cover glass is clean before every flight:

Sensor Glass

Make sure there are no visible damages, e.g. scratches, cracks. In such a case, please contact Avular's support for further assistance.

If dust or dirt is present, follow one of the procedures below to resolve it.

Cleaning - Outside

While cleaning the bottom-facing sensors cover glass, pay attention to work carefully not to damage (e.g. scratch, crack) the cover glass.

  1. Gently blow off any excess particles using pressurized air
  2. Use microfiber glass cleaning cloth to wipe the glass surface clean

Cleaning - Inside

In the rare case there are particles on the bottom-facing sensors cover glass or the sensors themselves, following steps need to be performed.

  1. Remove the PowerPack

  2. Remove the battery frame. To gain access, use a Torx-6 screwdriver to loosen 12 x ISO14581 M2x14 screws shown in the image below. (See left picture for Gen3 and right for Gen4 )

    Vertex Vertex

  3. Gently blow off any excess particles from the cover glass and the sensors using pressurized air

  4. Use microfiber glass cleaning cloth to wipe the glass surface clean
  5. Assemble back together by tightening 12 x ISO14581 M2x14 screws