Airworthiness Directive · Amendment 39-19227 · Fuselage
The Boeing Company Airplanes
Superseded. A later AD replaced this one: AD 2020-20-10. Comply with the one in force.
This AD applies to The Boeing Company Model 757-200, -200CB, and -300 series airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016.
We are adopting a new airworthiness directive (AD) for certain The Boeing Company Model 757-200, -200CB, and -300 series airplanes. This AD was prompted by a report of fatigue cracking found in a certain fuselage frame, which severed the inner chord and web. This AD requires inspecting the fuselage frame for existing repairs, repetitive inspections, and applicable repairs. We are issuing this AD to address the unsafe condition on these products.
(1) For all airplanes except those identified in paragraphs (g)(2) and (g)(3) of this AD: Do all applicable actions identified as “RC” (required for compliance) in, and in accordance with, the Accomplishment Instructions of Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016; except as provided by paragraphs (h)(1) and (h)(4) of this AD. Do the actions at the applicable times specified in paragraph 1.E., “Compliance,” of Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, except as provided by paragraph (h)(2) of this AD.
(2) For airplanes on which Aviation Partners Boeing (APB) Alert Service Bulletin AP757-53-001, Revision 1, dated June 21, 2017, blended or scimitar blended winglets are installed in accordance with Supplemental Type Certificate ST01518SE: Do all applicable actions identified as “RC” (required for compliance) in, and in accordance with, the Accomplishment Instructions of APB Alert Service Bulletin AP757-53-001, Revision 1, dated June 21, 2017; and Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016; except as provided by paragraphs (h)(1) and (h)(4) of this AD. Do the actions at the applicable times specified in paragraph 1.E., “Compliance,” of APB Alert Service Bulletin AP757-53-001, Revision 1, dated June 21, 2017, except as provided by paragraph (h)(3) of this AD.
(3) For airplanes that have been converted from passenger to freighter configuration in accordance with VT Mobile Aerospace Engineering (VT MAE) Supplemental Type Certificate ST03562AT: Do all applicable actions identified as “RC” in, and in accordance with, the Accomplishment Instructions of Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016; except as provided by paragraphs (h)(1) and (h)(4) of this AD. Do the actions at the applicable times specified in paragraph 1.E., “Compliance,” of Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, except as provided by paragraph (h)(2) of this AD. Where Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, refers to Group 1 airplanes, the tasks identified under Group 2 airplanes must be done instead; where Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, refers to Group 4 airplanes, the tasks identified under Group 5 airplanes must be done instead.
(1) Where Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, specifies contacting Boeing for instructions, and specifies that action as RC: This AD requires using a method approved in accordance with the procedures specified in paragraph (i) of this AD.
(2) For purposes of determining compliance with the requirements of this AD: Where Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, uses the phrase “the original issue date of this service bulletin,” this AD requires using “the effective date of this AD.”
(3) For purposes of determining compliance with the requirements of this AD: Where APB Alert Service Bulletin AP757-53-001, Revision 1, dated June 21, 2017, uses the phrase “the original issue date of this service bulletin,” this AD requires using “the effective date of this AD.”
(4) Where Figures 5 and 6, Step 2, Note (a), of Boeing Alert Service Bulletin 757-53A0108, dated November 14, 2016, specify a high frequency eddy current (HFEC) inspection for any crack in the fuselage frame inner chord forward bend radius and around the fasteners, between the two fasteners above and below the edges of the intercostal strap, this AD does not require inspecting around the two fasteners located below the lower edge of the intercostal strap at stringer 13.
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
