AD 2015-20-06
Effective 11/10/2015 · Published 10/06/2015
Airworthiness Directives; Viking Air Limited (Type Certificate Previously Held by Bombardier, Inc.) Airplanes
Summary
We are adopting a new airworthiness directive (AD) for all Viking Air Limited (Type Certificate Previously Held by Bombardier, Inc.) Model DHC-7-1 and DHC-7-100 airplanes. This AD was prompted by reports of cracks that were discovered in the outboard nacelles upper longeron channels and angles. This AD requires a one-time detailed visual inspection for cracking in the outboard nacelles upper longeron channels and an…