: Installation of Sandel Avionics SN3308 Navigation Display Unit in accordance with FAA Approved Sandel Avionics Master Drawing List, Document No. ST8691LA-A-01, Revision "B", dated May 14, 2001, or later FAA approved revision. FAA Approved Airplane Flight Manual Supplement, Document No. ST8691LA-A-09, Revision "N/C", dated June 01, 2001, or later FAA approved revision. View PDF on drs.faa.gov ↗

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