AD 76-24-06 R2
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | BAC 1-11 200 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes |
| aircraft | Airbus SAS | BAC 1-11 400 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes |
Unsafe Condition
Fractures in the flexible oxygen hoses of the emergency oxygen system may cause oxygen leaks and possible in-flight fires.
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Required Actions
Conduct a leak test of the emergency oxygen system within 250 hours time in service after the effective date, unless already done in the last 1500 hours. Inspect and rework flexible hoses within 1000 hours time in service or six months after the effective date, whichever comes sooner, and thereafter every year. Replace defective parts with new or FAA-approved parts and retest if leaks are found.
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Compliance Time
Within the next 250 hours time in service after the effective date of this AD, unless already accomplished in the last 1500 hours time in service
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Affected Aircraft
British Aircraft Corporation BAC 1-11 200 and 400 Series airplanes, certificated in all categories.
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Federal Register Abstract
Oxygen System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_76-24-06_R.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 76-24-06 R2 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes Subject: Oxygen System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/14/1983 Make: Airbus SAS Model: BAC 1-11 200 Series | BAC 1-11 400 Series Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 76-24-06 R2 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4734 AD NUMBER: 76-24-06 R2 SUBJECT HEADING: Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes ACTION: SUMMARY: DATES: Effective November 14, 1983. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 76-24-06 R2 BRITISH AIRCRAFT CORPORATION: Amendment 39-2779 as amended by Amendment 39-2800 is further amended by Amendment 39-4734. Applies to BAC 1-11 200 and 400 series airplanes, certificated in all categories. Compliance is required as indicated. To detect oxygen leaks, due to fractures in the flexible oxygen hoses of the emergency oxygen system, and prevent possible in-flight fires, accomplish the following: (a) Within the next 250 hours time in service after the effective date of this AD, unless already accomplished in the last 1500 hours time in service, conduct a leak test of the emergency oxygen system in accordance with paragraph 2.3 of the section entitled "Accomplishment Instructions" of British Aircraft Corporation Alert Service Bulletin 35-A-PM 5394, issue 3, dated June 29, 1979, or an FAA-approved equivalent. (b) If, during the leak test required by paragraph (a) of this AD, a leak is found, before further flight, locate the source of the leak and replace the defective part with a new part of the same part number or with a serviceable FAA-approved part and then retest the emergency oxygen system in accordance with paragraph (a) of this AD. (c) Inspect and rework the flexible hoses of the emergency oxygen system within the next 1000 hours time in service or six months after the effective date of this AD, whichever occurs sooner, unless already accomplished within the proceeding 1500 hours time in service, and thereafter at intervals not to exceed one year, in accordance with paragraph 2.4, Figure 1 through 3, and Table 1 of the service bulletin. (d) If, during an inspection required by paragraph (c) of this AD, the flexible oxygen hoses are found fractured or embrittled, before further flight, replace the affected parts with new parts of the same part number or with serviceable FAA-approved parts and then retest the oxygen system for leaks in accordance with paragraph (a) of this AD. Amendment 39-2779 became effective December 14, 1976. Amendment 39-2800 became effective January 6, 1977. This Amendment 39-4734 becomes effective November 14, 1983. FOOTER:
Document Text
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AD Final Rules - DRS_76-24-06_R.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 76-24-06 R2 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes Subject: Oxygen System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/14/1983 Make: Airbus SAS Model: BAC 1-11 200 Series | BAC 1-11 400 Series Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 76-24-06 R2 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4734 AD NUMBER: 76-24-06 R2 SUBJECT HEADING: Airworthiness Directives; BRITISH AIRCRAFT CORPORATION BAC 1-11 200 and 400 Series Airplanes ACTION: SUMMARY: DATES: Effective November 14, 1983. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 76-24-06 R2 BRITISH AIRCRAFT CORPORATION: Amendment 39-2779 as amended by Amendment 39-2800 is further amended by Amendment 39-4734. Applies to BAC 1-11 200 and 400 series airplanes, certificated in all categories. Compliance is required as indicated. To detect oxygen leaks, due to fractures in the flexible oxygen hoses of the emergency oxygen system, and prevent possible in-flight fires, accomplish the following: (a) Within the next 250 hours time in service after the effective date of this AD, unless already accomplished in the last 1500 hours time in service, conduct a leak test of the emergency oxygen system in accordance with paragraph 2.3 of the section entitled "Accomplishment Instructions" of British Aircraft Corporation Alert Service Bulletin 35-A-PM 5394, issue 3, dated June 29, 1979, or an FAA-approved equivalent. (b) If, during the leak test required by paragraph (a) of this AD, a leak is found, before further flight, locate the source of the leak and replace the defective part with a new part of the same part number or with a serviceable FAA-approved part and then retest the emergency oxygen system in accordance with paragraph (a) of this AD. (c) Inspect and rework the flexible hoses of the emergency oxygen system within the next 1000 hours time in service or six months after the effective date of this AD, whichever occurs sooner, unless already accomplished within the proceeding 1500 hours time in service, and thereafter at intervals not to exceed one year, in accordance with paragraph 2.4, Figure 1 through 3, and Table 1 of the service bulletin. (d) If, during an inspection required by paragraph (c) of this AD, the flexible oxygen hoses are found fractured or embrittled, before further flight, replace the affected parts with new parts of the same part number or with serviceable FAA-approved parts and then retest the oxygen system for leaks in accordance with paragraph (a) of this AD. Amendment 39-2779 became effective December 14, 1976. Amendment 39-2800 became effective January 6, 1977. This Amendment 39-4734 becomes effective November 14, 1983. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
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