Airworthiness Directives (ADs)

Aviation Industry

CAA-2022-08-008

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Issue Date: 2022/08/18

Applicability: This AD applies to The Boeing Company Model 737-700, 737-800, 747-400, 747-8, 767-400ER, and 777-200 airplanes, certificated in any category, manufacturer serial numbers (MSN) 28551, 28961, 29953, 30791, 30884, 32445, 32575, 32915, 32970, 32971, 33010, 33102, 33361, 33684, 34205, 37500, and 37544, with conductive oxygen flex-hose having part number specified in paragraph (g) of this AD.

Model Number: Boeing 737-700, 737-800, 747-400, 747-8, 767-400ER, and 777-200 airplanes.

CAA AD Number: CAA-2022-08-008

Aeronautics Authority of Original AD: FAA

Original AD Number: 2022-13-18

Effective Date: 2022/09/15

Subject: This AD requires replacing each conductive oxygen flex-hose installed on LP gaseous passenger oxygen systems with a serviceable non-conductive oxygen flex-hose, and also prohibits installation of a conductive oxygen flex-hose on LP gaseous passenger oxygen systems.

Reference Publications (Revision/ATA/SB): ATA 35. Ref. Lufthansa Technik Design Change Summary ASN-00-DCS-01, Revision 8, dated November 5, 2020. Lufthansa Technik Design Change Summary ATB-25-DCS-01, Revision 10, dated January 7, 2021. Lufthansa Technik Design Change Summary ATR-23-DCS-01, Revision 2, dated January 7, 2021. Lufthansa Technik Design Change Summary BCM-35-DCS-01, dated January 4, 2021. Lufthansa Technik Design Change Summary BCP-35-DCS-01, Revision 1, dated April 20, 2021. Lufthansa Technik Design Change Summary BCQ-35-DCS-01, Revision 1, dated April 20, 2021. Lufthansa Technik Design Change Summary BCR-35-DCS-01, Revision 1, dated April 20, 2021. Lufthansa Technik Design Change Summary BCS-35-DCS-01, dated January 5, 2021. Lufthansa Technik Design Change Summary BCU-35-DCS-01, dated January 5, 2021. Lufthansa Technik Design Change Summary BCV-35-DCS-01, dated February 4, 2021. Lufthansa Technik Design Change Summary BCW-35-DCS-01, dated January 4, 2021. Lufthansa Technik Design Change Summary BCX-35-DCS-01, Revision 1, dated February 4, 2021.

Remarks

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