Recore of Hamilton Standard Heat Exchangers 779215-1 and 779215-2 for installation on the SAAB SF340A and 340B in accordance with Honeywell LORI Sealed Drawing List SDL3400-1, Revision B, dated 10 October 2005 or later FAA approved revision. View PDF on drs.faa.gov ↗

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