Search results
Sort
In the text of ADs · 148
AD 2024-07-05Request To Require Different Service Information…Delta stated that the conservative compliance times and repeat intervals specified in paragraph (h)(3) of the proposed AD would…AD 2013-14-06(d) Unsafe ConditionThis AD was prompted by corrosion of the delta-P valve in the HMU fuel control caused by exposure to…AD 2014-07-06(d) Unsafe ConditionThis AD was prompted by reports of ruptures on hydromechanical metering unit (HMU) constant delta pressure valves that have less…AD 2019-05-01Request To Specify Wrought M-Flange Repairs Do Not Change Part Number…engines.” While the M-flange replacement repair displays a weld line around the circumference of the diffuser case, Delta reasoned…AD 2025-26-04Request To Use Updated Service Material…ANA stated that the instructions in a certain engine manual do not specify the requirement to discard bolt part number…AD 2018-14-10Request To Change Shop VisitDelta and FedEx requested that we change the compliance criteria from engine shop visit to EEC shop visit in paragraphs…AD 2021-14-13Request To Clarify the Definition of Through-CrackDelta and FedEx requested that the FAA clarify the definition of “through-crack.” Delta asked if a “through-crack” is…AD 2011-16-02Requests To Revise AFM Procedure To Qualify Weather ConditionsDelta Airlines (Delta) requested that we revise the proposed AFM procedure to add the qualifier, “when near convective weather systems…AD 2024-12-04Request To Add Credit Note to AD…Instruction 73F-21.” Delta noted that since SI NO. 73F-21, Rev. B includes the PW2000 Engine Manual allowance, the…AD 2025-07-04Request To Allow Use of Certain Generic Repair Engineering Orders (GREOs)Delta requested the FAA add a new paragraph (h)(5) to the proposed AD to clarify which REOs are acceptable…AD 2021-14-03Request To Clarify Compliance Time Language…Delta noted that the proposed language could be misinterpreted as referring to any affected HPT stage 1 blade, regardless of…AD 2005-19-10HistoricalSummary…engines. This AD requires removing from service certain serial number (SN) fuel control units (FCUs) or replacing the constant delta…AD 2011-08-07HistoricalRequest for Clarification of Incorporation by Reference Requirements…Appendix 1 only applies to blades that have been removed from the engine. Delta Airlines requests that the AD be…AD 2021-26-28Comments…commenters, including Aviation Partners Boeing (APB), Delta Airlines (DAL), and VT Mobile Aerospace Engineering (VT MAE), Inc. The following presents…AD 2005-19-10HistoricalFAA's Determination and Requirements of this ADThe unsafe condition described previously is likely to exist or develop on other Turbomeca Arrius 2 F turboshaft engines of…AD 2018-26-05Request To Revise Compliance Time to Incorporate AWL…Delta believes the FAA's intent is to put in place a part prohibition for MOV actuators at the engine…AD 2016-18-10Request To Change Shop Visit Definition…engine flanges, to either piece-part exposure, HPT flange separation, or disassembly of the HPT rotor and stator assemblies.
Delta…AD 2013-14-06Summary…A. (CFM) model CFM56-5 and CFM56-5B series turbofan engines. This AD was prompted by corrosion of the delta…AD 2021-14-13Request That Individual Part Serviceability Not Depend on the Inspection Results of Other Parts…Delta also commented that if inspections are not possible which would allow the mating HPT 1st-stage disk or the…AD 2017-12-03HistoricalRequest To Change Compliance TimeDelta Air Lines, Inc. and FedEx requested using EEC S/Ns instead of engine S/Ns to track the earlier…