AD 2014-16-09

final rule
Data completeness: 80%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2014-16-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2014-0252
FR Citation
79 FR 48952

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

Inadvertent electrical current passing through an internal, anti-collapse spring of the low-pressure oxygen hose, which can cause the low-pressure oxygen hose to melt or burn, leading to an oxygen-fed fire and/or smoke in the flight deck.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Replace the low-pressure oxygen hoses in the flight compartment with non-conductive low-pressure oxygen hoses, in accordance with the Accomplishment Instructions of the service bulletin specified for each affected model.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 36 months after the effective date of this AD.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

The Boeing Company Model 707 airplanes, Model 720 and 720B series airplanes, Model 727 airplanes, and Model 737-100, -200, and -200C series airplanes, as identified in specific Boeing Alert Service Bulletins.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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