AD 84-10-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Twin Commander Aircraft LLC | 680-T | Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 680-V | Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 680-W | Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes |
| aircraft | Twin Commander Aircraft LLC | 681 | Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes |
Unsafe Condition
Failure of the emergency landing gear extension system could result in inability to extend the landing gear during an emergency.
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Required Actions
Modify the emergency landing gear extension system in accordance with Gulfstream Aerospace Corporation, Commander Division, Service Bulletin 102A dated September 1, 1983. An equivalent method may be used if approved by the FAA. Flights to a compliance location are permitted under FAR 21.197.
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Compliance Time
within the next 100 hours time-in-service after the effective date of this AD unless already accomplished
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Affected Aircraft
Gulfstream Model 680T, 680V, 680W (serial numbers 1473 through 1850) and Model 681 (serial numbers 6001 through 6017, 6020 through 6038, 6040 through 6042, and 6048) airplanes unless Service Bulletin 102 or 102A has been accomplished.
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Federal Register Abstract
Emergency LG Extension System Modification
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_84-10-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-10-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes Subject: Emergency LG Extension System Modification Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/23/2011 Make: Twin Commander Aircraft LLC Model: 680-T | 680-V | 680-W | 681 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 84-10-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4868 AD NUMBER: 84-10-07 SUBJECT HEADING: Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes ACTION: SUMMARY: DATES: Effective June 23. 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-10-07 GULFSTREAM AEROSPACE CORPORATION (AERO COMMANDER): Amendment 39-4868. Applies to Models 680T, 680V, and 680W (S/N's 1473 through 1850) and Model 681 (S/N's 6001 through 6017, 6020 through 6038, 6040 through 6042, and 6048) airplanes certificated in any category unless Service Bulletin 102 dated March 1, 1971, or Service Bulletin 102A dated September 1, 1983, has previously been accomplished. Compliance: Required within the next 100 hours time-in-service after the effective date of this AD unless already accomplished. To assure proper operation of the emergency landing gear extension system, accomplish the following: (a) Modify the emergency landing gear extension system in accordance with Gulfstream Aerospace Corporation, Commander Division, Service Bulletin 102A, dated September 1, 1983. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent method of compliance with this AD may be used if approved by the Manager, Airplane Certification Branch, ASW-150, FAA, Southwest Region, P.O. Box 1689, Fort Worth, Texas 76101. This amendment becomes effective on June 23, 1984. FOOTER:
Document Text
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AD Final Rules - DRS_84-10-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 84-10-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes Subject: Emergency LG Extension System Modification Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/23/2011 Make: Twin Commander Aircraft LLC Model: 680-T | 680-V | 680-W | 681 Product Type: Aircraft Product Subtype: Small 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: 84-10-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4868 AD NUMBER: 84-10-07 SUBJECT HEADING: Airworthiness Directives; Gulfstream Model 680T, 680V, 680W and Model 681 Series Airplanes ACTION: SUMMARY: DATES: Effective June 23. 1984. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 84-10-07 GULFSTREAM AEROSPACE CORPORATION (AERO COMMANDER): Amendment 39-4868. Applies to Models 680T, 680V, and 680W (S/N's 1473 through 1850) and Model 681 (S/N's 6001 through 6017, 6020 through 6038, 6040 through 6042, and 6048) airplanes certificated in any category unless Service Bulletin 102 dated March 1, 1971, or Service Bulletin 102A dated September 1, 1983, has previously been accomplished. Compliance: Required within the next 100 hours time-in-service after the effective date of this AD unless already accomplished. To assure proper operation of the emergency landing gear extension system, accomplish the following: (a) Modify the emergency landing gear extension system in accordance with Gulfstream Aerospace Corporation, Commander Division, Service Bulletin 102A, dated September 1, 1983. (b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (c) An equivalent method of compliance with this AD may be used if approved by the Manager, Airplane Certification Branch, ASW-150, FAA, Southwest Region, P.O. Box 1689, Fort Worth, Texas 76101. This amendment becomes effective on June 23, 1984. FOOTER:
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Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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