Originally Posted by Spadhampton
...if Viking has the legal authority to amend, revise, or, delete the AFM and Maintenance Manuals for the DHC6-300 Twin Otter built by deHavilland, then it would seem plausible to me that Viking can publish those amendments, revisions, and, deletions.
Viking holds the Type Certificates for the DHC-1 through DH-7 aircraft - Viking took over responsibility for these TCs from Bombardier in 2005, and has been publishing all the documents (AFMs, MX manuals, etc.) for these aircraft since then.
Michael