Airworthiness Directive · Amendment 39-18205 · Flight controls
The Boeing Company Airplanes
Superseded. A later AD replaced this one: AD 2020-20-09. Comply with the one in force.
This AD applies to The Boeing Company Model 787-8 airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin B787-81205-SB270020-00, Issue 002, dated February 12, 2015.
We are adopting a new airworthiness directive (AD) for certain airplanes. This AD was prompted by reports of deficiencies in the flight control module (FCM) software. This AD requires installing certain FCM software. We are issuing this AD to correct deficiencies in the FCM software, which, if not corrected, could prevent continued safe flight and landing.
Within 6 months after the effective date of this AD: Do the actions specified in paragraph (g)(1), (g)(2), (g)(3), or (g)(4) of this AD.
(1) Use the onboard data load function (ODLF) to install FCM Block Point 3 software (including FCM operational program software (OPS), FCM loadable diagnostic information (LDI) database (DB) software, and FCM air data reference function (ADRF) DB software), in accordance with the Accomplishment Instructions of Boeing Alert Service Bulletin B787-81205-SB270020-00, Issue 002, dated February 12, 2015.
(2) Use the ODLF to install FCM Block Point 4 software (including FCM OPS, FCM LDI DB software, FCM ADRF DB software, and central maintenance computer function (CMCF) LDI DB software), in accordance with the Accomplishment Instructions of Boeing Service Bulletin B787-81205-SB270023-00, Issue 001, dated July 24, 2014.
(3) Use the ODLF to install FCM Common Block Point 1 software (including FMC OPS, FCM LDI DB software, FCM Compatibility DB software, and CMCF LDI DB software), in accordance with the Accomplishment Instructions of Boeing Service Bulletin B787-81205-SB270027-00, Issue 002, dated March 9, 2015.
(4) Install any later FAA-approved FCM software version using a method approved in accordance with the procedures specified in paragraph (k) of this AD.
For Group 1 airplanes, as identified in Boeing Alert Service Bulletin B787-81205-SB270020-00, Issue 002, dated February 12, 2015: Prior to or concurrently with accomplishing the actions required by paragraph (g) of this AD, use the ODLF to install FCM OPS, FCM LDI DB, and CMCF LDI DB software, or at a minimum install the FCM LDI DB and CMCF LDI DB software, in accordance with the Accomplishment Instructions of Boeing Alert Service Bulletin B787-81205-SB270017-00, Issue 001, dated September 18, 2013.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
Aircraft
