Installation of Cockpit Infrared Filter System in accordance with Ahlers Aerospace Master Drawing List 407-01, (E99-80) Rev. D, dated May 11, 2007, or later FAA approved revision. Rotorcraft Flight Manual Supplement, RFMS, Cockpit Infrared Filter System For Bell Helicopter Model 407, Revision IR, dated May 11, 2007, or Rotorcraft Flight Manual Supplement, RFMS (E99-269), Cockpit Infrared Filter System For Bell Helicopter Model 407, Revision IR, dated June 08, 2011, or later FAA approved revision is required. Instructions for Continued Airworthiness Document Number E99-79, Revision B, or later revision is required for this installation.

Please contact modification supplier for further details.

STC Status: Amended
STC Date: 10/06/11
Responsible Office: Ft. Worth Rotorcraft Certification Office (ASW-170), Tel: (817) 222-5170

Bell Helicopter Textron Canada Limited

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