AD 66-22-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 744 | Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 745D | Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes |
Unsafe Condition
Failure of access panels and cowls for the inverters could result in loss of access to the inverters during flight, leading to potential electrical system malfunctions.
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Required Actions
Install replacement access panels and cowls for the inverters in accordance with British Aircraft Corporation Ltd. Modification Bulletin No. D.3157 or later ARB-approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, Middle East Region.
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Compliance Time
within 1,000 hours' time in service after the effective date of this AD
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Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount 744 and Viscount 745D Series Airplanes
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Federal Register Abstract
Access Panels and Cowls
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_66-22-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 66-22-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes Subject: Access Panels and Cowls Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/07/1966 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 744 | Viscount 745D Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 66-22-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-282 AD NUMBER: 66-22-06 SUBJECT HEADING: Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes ACTION: SUMMARY: DATES: Effective October 7, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 66-22-06 VICKERS: Amdt. 39-282 Part 39 Federal Register September 7, 1966. Applies to Viscount Models 744 and 745D Series Airplanes. Within the next 1,000 hours' time in service after the effective date of this AD, unless already accomplished, install replacement access panels and cowls for the inverters in accordance with British Aircraft Corporation Ltd. Modification Bulletin No. D.3157 or later ARB-approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, Middle East Region. This directive effective October 7, 1966. FOOTER:
Document Text
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AD Final Rules - DRS_66-22-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 66-22-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes Subject: Access Panels and Cowls Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/07/1966 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 744 | Viscount 745D 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: 66-22-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-282 AD NUMBER: 66-22-06 SUBJECT HEADING: Airworthiness Directives; VICKERS Models 744 and 745D Series Airplanes ACTION: SUMMARY: DATES: Effective October 7, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 66-22-06 VICKERS: Amdt. 39-282 Part 39 Federal Register September 7, 1966. Applies to Viscount Models 744 and 745D Series Airplanes. Within the next 1,000 hours' time in service after the effective date of this AD, unless already accomplished, install replacement access panels and cowls for the inverters in accordance with British Aircraft Corporation Ltd. Modification Bulletin No. D.3157 or later ARB-approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, Middle East Region. This directive effective October 7, 1966. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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