AD 2012-12-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Deformation found at the neck of the pressure regulator body on the oxygen cylinder and regulator assembly (CRA), which could result in rupture of the oxygen cylinder and, in the case of cabin depressurization, oxygen not being available when required.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect oxygen pressure regulators having part number 806370-06 or 806370-14 to determine the serial number. Replace the affected oxygen CRA if the serial number is listed in table 2 of Bombardier Service Bulletin 100-35-05, Revision 02. No further action is required if the serial number is not listed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 750 flight hours, or within 6 months after the effective date of this AD, whichever occurs first.
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Affected Aircraft
Bombardier, Inc. Model BD-100-1A10 (Challenger 300) airplanes, serial numbers 20003 and subsequent.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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