HomeAD libraryAD 90-02-22Airworthiness Directive · Amendment 39-6471 · Viking Air Limited AirplanesAD 90-02-22Viking Air Limited AirplanesAirplanePublishedFebruary 13, 1990EffectiveFebruary 13, 1990MakerViking Air LimitedSupersedesNothingApplies toThis AD applies to Viking Air Limited DHC-2 Mk.I, DHC-2 Mk.II.The models as the FAA's AD index lists them. The serial ranges, installed parts and exceptions are in the AD itself: read it at the FAA.Official sourcesThe AD at the FAA · its text as the FAA keeps itFAA Dynamic Regulatory System (DRS) · search 90-02-22 for its current status and any corrections