AD 82-25-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Mitsubishi Heavy Industries, Ltd. | YS-11 | Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes |
| aircraft | Mitsubishi Heavy Industries, Ltd. | YS-11A-200 | Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes |
| aircraft | Mitsubishi Heavy Industries, Ltd. | YS-11A-300 | Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes |
| aircraft | Mitsubishi Heavy Industries, Ltd. | YS-11A-500 | Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes |
| aircraft | Mitsubishi Heavy Industries, Ltd. | YS-11A-600 | Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes |
Unsafe Condition
Loss of both D.C. generator outputs.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the terminal wiring on the D.C. generators in accordance with Lear Siegler, Inc. Service Bulletin No. 30029-02 dated November 16, 1980. Alternate means of compliance may be used if approved by the FAA. Special flight permits may be issued under FAR 21.197 and 21.199.
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Compliance Time
within the next 250 hours time in service or 90 days, whichever occurs first, after the effective date of this AD
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Affected Aircraft
Mitsubishi Heavy Industries, Ltd. Model YS-11, YS-11A-200, YS-11A-300, YS-11A-500, YS-11A-600 airplanes certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Terminal Wiring on the D.C. Generator Outputs
Applicability Source Text
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AD Final Rules - DRS_82-25-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 82-25-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes Subject: Terminal Wiring on the D.C. Generator Outputs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 12/06/1982 Make: Mitsubishi Heavy Industries, Ltd. Model: YS-11 | YS-11A-200 | YS-11A-300 | YS-11A-500 | YS-11A-600 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: 82-25-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4504 AD NUMBER: 82-25-05 SUBJECT HEADING: Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes ACTION: SUMMARY: DATES: Effective December 6, 1982. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 82-25-05 NIHON AEROPLANE MANUFACTURING COMPANY: Amendment 39- 4504. Applies to Model YS-11/11A series airplanes, certificated in all categories. Compliance required within the next 250 hours time in service or 90 days, whichever occurs first, after the effective date of this AD, unless previously accomplished. To prevent the loss of both D.C. generator outputs: 1. Modify the terminal wiring on the D.C. generators in accordance with the Accomplishment Instructions of Lear Siegler, Inc., Service Bulletin No. 30029-02 dated November 16, 1980. 2. Alternate means of compliance which provide an equivalent level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region. 3. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). This amendment becomes effective December 6, 1982. FOOTER:
Document Text
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AD Final Rules - DRS_82-25-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 82-25-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes Subject: Terminal Wiring on the D.C. Generator Outputs Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 12/06/1982 Make: Mitsubishi Heavy Industries, Ltd. Model: YS-11 | YS-11A-200 | YS-11A-300 | YS-11A-500 | YS-11A-600 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: 82-25-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4504 AD NUMBER: 82-25-05 SUBJECT HEADING: Airworthiness Directives; NIHON AEROPLANE MANUFACTURING COMPANY: Model YS-11/11A Series Airplanes ACTION: SUMMARY: DATES: Effective December 6, 1982. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 82-25-05 NIHON AEROPLANE MANUFACTURING COMPANY: Amendment 39- 4504. Applies to Model YS-11/11A series airplanes, certificated in all categories. Compliance required within the next 250 hours time in service or 90 days, whichever occurs first, after the effective date of this AD, unless previously accomplished. To prevent the loss of both D.C. generator outputs: 1. Modify the terminal wiring on the D.C. generators in accordance with the Accomplishment Instructions of Lear Siegler, Inc., Service Bulletin No. 30029-02 dated November 16, 1980. 2. Alternate means of compliance which provide an equivalent level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region. 3. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). This amendment becomes effective December 6, 1982. FOOTER:
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