80-15-04 AVIONS MARCEL DASSAULT - BREGUET AVIATION: Amendment 39-3842. Applies to Falcon 10 airplanes, Serial Numbers 1 through 122 except 118 and 121, certificated in all categories.
Compliance required within the next 500 hours time in service after the effective date of this AD, unless already accomplished. To prevent inadvertent unlocking of the passenger door in flight, accomplish the following:
(a) Modify the passenger door control mechanism by installing a microswitch connected to a cockpit annunciator "CABIN" light and install a transparent cup around the passengers' door control mechanism unlocking pushbutton in accordance with Avions Marcel Dassault (AMD) Service Bulletin AMD-BA F10-0163 dated May 17, 1978, and Revision 1 dated June 9, 1978, or equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Office, c/o American Embassy, Brussels, Belgium.
(b) Revise the airplane maintenance manual and illustrated parts catalog for modifications performed in complying with paragraph (a) of this AD.
This amendment becomes effective August 11, 1980.