AD 2023-06-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
Passenger oxygen mask dispensing units with lanyards that are too long to meet the proper length specifications of the airplane, which could result in the inability to initiate flow of oxygen to the mask and no indication to the passenger that they are not receiving oxygen in an emergency situation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replacing the affected MDUs with units that meet the proper length specifications, replacing the placards, and re-identifying the assemblies.
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Compliance Time
Within 5 years after the effective date of this AD
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Affected Aircraft
Bombardier, Inc., Model CL-600-1A11 (600), CL-600-2A12 (601), CL-600-2B16 (601-3A, 601-3R, and 604 Variants) airplanes, with serial numbers as identified in the service information specified in paragraphs (c)(1) through (4) of this AD.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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