Installation of a Universal Avionics UL-801 Datalink System and Latitude DL150 Iridium Satellite Communication System to meet airworthiness requirements for FANS 1/A+ and ATN B1 capability in accordance with Premier Air Center LLC STC Master Data List, Doc. No. A21311L-241, Revision A, dated June 4, 2021, or later FAA-approved revision. View PDF on drs.faa.gov ↗

The STC PDF is authoritative: installation instructions, ICA requirements and limitations.