AD 69-01-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 744 | Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 745D | Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 810 | Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes |
Unsafe Condition
Fire hazard due to rubbing of the rotor shaft on the magnesium housing in the event of a collapsed bearing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install liner Rotax P/N N.141715/1 in the main housing assembly in accordance with Rotax Modification No. 3599B, dated May 17, 1968, or later ARB approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa and Middle East Region.
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Compliance Time
within the next 1250 hours' time in service after the effective date of this AD
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Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount 744, Viscount 745D, and Viscount 810 Series Airplanes incorporating Rotax Alternators N.0501, N.0502, N.0503, N.0505, N.0506, N.0507, N.0509, N.0510, and N.0511
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Alternator Housing Liner
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_69-01-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-01-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes Subject: Alternator Housing Liner Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/01/1969 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 744 | Viscount 745D | Viscount 810 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-01-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-704 AD NUMBER: 69-01-02 SUBJECT HEADING: Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes ACTION: SUMMARY: DATES: Effective February 1, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-01-02 VICKERS VISCOUNT: Amendment 39-704. Applies to Vickers Viscount Models 744, 745D, and 810 Series Airplanes incorporating Rotax Alternators N.0501, N.0502, N.0503, N.0505, N.0506, N.0507, N.0509, N.0510 and N.0511 installed on Viscount Models 744, 745D and 810 Series Airplanes. Compliance required within the next 1250 hours' time in service after the effective date of this AD, unless already completed. To prevent a fire hazard due to rubbing of the rotor shaft on the magnesium housing, in the event of a collapsed bearing, install liner Rotax P/N N.141715/1 in the main housing assembly in accordance with Rotax Modification No. 3599B, dated May 17, 1968, or later ARB approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa and Middle East Region. This amendment becomes effective February 1, 1969. FOOTER:
Document Text
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AD Final Rules - DRS_69-01-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-01-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes Subject: Alternator Housing Liner Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 02/01/1969 Make: Vickers-Armstrongs (Aircraft Limited) Model: Viscount 744 | Viscount 745D | 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: 69-01-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-704 AD NUMBER: 69-01-02 SUBJECT HEADING: Airworthiness Directives; VICKERS VISCOUNT Models 744, 745D, and 810 Series Airplanes ACTION: SUMMARY: DATES: Effective February 1, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-01-02 VICKERS VISCOUNT: Amendment 39-704. Applies to Vickers Viscount Models 744, 745D, and 810 Series Airplanes incorporating Rotax Alternators N.0501, N.0502, N.0503, N.0505, N.0506, N.0507, N.0509, N.0510 and N.0511 installed on Viscount Models 744, 745D and 810 Series Airplanes. Compliance required within the next 1250 hours' time in service after the effective date of this AD, unless already completed. To prevent a fire hazard due to rubbing of the rotor shaft on the magnesium housing, in the event of a collapsed bearing, install liner Rotax P/N N.141715/1 in the main housing assembly in accordance with Rotax Modification No. 3599B, dated May 17, 1968, or later ARB approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa and Middle East Region. This amendment becomes effective February 1, 1969. FOOTER:
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Retrieved: Apr 8, 2026
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