| WARNING Do not perform installation or maintenance procedures when there is a risk of thunderstorm or lightning activity in the area. |
| CAUTION To prevent equipment damage, install an air terminal so that the tip is as high above the instruments and sensors as possible. |
| To prevent corrosion, oxidation, and seizing, use a non‑conductive, non‑water‑soluble, non‑silicone‑based grease, such as ceramic or Teflon paste, between different kinds of metal. |