AD 2007-20-02
Effective 10/31/2007 · Published 09/26/2007
Airworthiness Directives; Viking Air Limited Model DHC-7 Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for all Viking Air Limited Model DHC-7 airplanes. This AD requires an inspection of certain SM-200 servo drive units (power servo motor and housing assemblies) for certain markings, related investigative action if necessary, and modification if necessary. This AD results from a report that some SM-200 servo drive units that were not in configuration MOD H are in…