EASA AD DCA-750XL-26
Rudder and Elevator Trim Drive Coupling - Modification
Summary
Airworthiness Directive DCA/750XL/26 Rudder and Elevator Trim Drive Coupling - Modification is issued by the Civil Aviation Authority of New Zealand and applies to Pacific Aerospace 750XL aircraft with specific serial numbers. The directive mandates modification of the rudder and elevator trim drive coupling to prevent disengagement issues. This ensures the continued safe operation of the affected aircraft by maintaining effective trim system functionality.
What Changed
This new Airworthiness Directive introduces a mandatory modification to the rudder and elevator trim drive couplings on Pacific Aerospace 750XL aircraft. It requires operators to follow the instructions in Pacific Aerospace Mandatory Service Bulletin PACSB/XL/085 issue 1 or later approved revisions to address potential coupling disengagement.
Why It Matters
This directive is critical for aviation professionals because it addresses a safety risk that could lead to ineffective rudder and elevator trim systems. Compliance helps prevent potential control issues during flight, thereby enhancing aircraft safety. Operators, maintenance organizations, and compliance teams must ensure timely adherence to avoid regulatory violations and maintain airworthiness.
What To Do
Operators of affected Pacific Aerospace 750XL aircraft must carry out the modification as detailed in Mandatory Service Bulletin PACSB/XL/085 issue 1 or later revisions. The modification must be completed at the next scheduled maintenance inspection or by 31 March 2018, whichever is later. Compliance with this directive is mandatory and must be documented accordingly.
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