AD 65-28-06
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 810 | Airworthiness Directives; VICKERS Model 810 Series Airplanes. |
Unsafe Condition
Overloading of the emergency inverter type 32E01-2-A due to main d.c. bus-bar failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace carbon pile voltage regulators AB5859 or 877928 with Bendix Corporation solid state voltage regulator 4B39-15.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 500 hours' time in service after the effective date of this AD unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount 810 Series Airplanes
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Emergency Inverter Overloading
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_65-28-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 65-28-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS Model 810 Series Airplanes. Subject: Emergency Inverter Overloading Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/13/1966 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 810 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 65-28-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-165 AD NUMBER: 65-28-06 SUBJECT HEADING: Airworthiness Directives; VICKERS Model 810 Series Airplanes. ACTION: SUMMARY: DATES: Effective January 13, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 65-28-06 VICKERS: Amdt. 39-165 Part 39 Federal Register December 14, 1965. Applies to Viscount Model 810 Series Airplanes. Compliance required within the next 500 hours' time in service after the effective date of this AD unless already accomplished. To prevent overloading of the emergency inverter type 32E01-2-A in the event of main d.c. bus-bar failure, replace the carbon pile voltage regulators AB5859 or 877928 with Bendix Corporation solid state voltage regulator 4B39-15. (British Aircraft Corporation (Operating) Ltd., (Weybridge Division) Modification Bulletin No. G.2015 (810 Series) and later ARB-approved issues cover this subject.) This directive effective January 13, 1966. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_65-28-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 65-28-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS Model 810 Series Airplanes. Subject: Emergency Inverter Overloading Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/13/1966 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 810 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: 65-28-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-165 AD NUMBER: 65-28-06 SUBJECT HEADING: Airworthiness Directives; VICKERS Model 810 Series Airplanes. ACTION: SUMMARY: DATES: Effective January 13, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 65-28-06 VICKERS: Amdt. 39-165 Part 39 Federal Register December 14, 1965. Applies to Viscount Model 810 Series Airplanes. Compliance required within the next 500 hours' time in service after the effective date of this AD unless already accomplished. To prevent overloading of the emergency inverter type 32E01-2-A in the event of main d.c. bus-bar failure, replace the carbon pile voltage regulators AB5859 or 877928 with Bendix Corporation solid state voltage regulator 4B39-15. (British Aircraft Corporation (Operating) Ltd., (Weybridge Division) Modification Bulletin No. G.2015 (810 Series) and later ARB-approved issues cover this subject.) This directive effective January 13, 1966. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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