STC SR02430NY-D

FAA Form 8110-2 (5/14) Page 1 of

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Title SR02430NY-D Sikorsky Aircraft Corporation 6900 Main Street Stratford, CT 06615 Federal Aviation Regulations.

1. Installation of a Honeywell Chadwick EVXP Vibration Monitoring System in accordance with Keystone Helicopter Installation drawing List IDL01449 Rev. C dated 10/22/2008 or later FAA approved revision.

2. Keystone Helicopter Instructions for Continued Airworthiness, Honeywell Chadwick EVXP System Installation, Report No.

IC01449 Rev. A dated December 30, 2007 or later FAA accepted revision is required for this modification.

3. FAA Approved Rotorcraft Flight Manual Supplement, Supplement No. FM01729 Rev. -, dated 01/26/2009 or later FAA approved revision is required for this modification.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Gaetano Sciortino Manager New York Aircraft Certification Office Sikorsky S-76C, S/N 760511 and Subsequent October 1, 2011, December 17, 2014 January 26, 2009 April 17, 2007 August 21, 2007 H1NE 2

FAA Form 8110-2 (5/14) Page 2 of

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2 SR02430NY-D