Superseded. This AD was superseded by AD 2017-04-04. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2012-16-08
Effective 09/18/2012 · Published 08/14/2012
Airworthiness Directives; BAE Systems (Operations) Limited Airplanes
Summary
We are adopting a new airworthiness directive (AD) for certain BAE SYSTEMS (OPERATIONS) LIMITED Model BAe 146 and Avro 146-RJ series airplanes. This AD was prompted by reports of cracking and surface anomalies of the fuselage skin at the water trap/air dryer unit of the forward discharge valve due to corrosion. This AD requires repetitive detailed inspections for bulging, surface anomalies, and cracking of the fusel…