AD 93-09-05
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | M7 Aerospace LLC | SA226-AT | FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes |
| aircraft | M7 Aerospace LLC | SA226-TC | FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes |
| aircraft | M7 Aerospace LLC | SA227-AC (C-26A) | FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes |
| aircraft | M7 Aerospace LLC | SA227-AT | FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes |
Unsafe Condition
Elevator return spring failure could cause a jammed elevator control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 25 hours time-in-service (TIS), inspect elevator return spring, bolts, spacers, and clevis for damage. Replace damaged parts and relocate spring per applicable Service Bulletin. Relocate spring within 2,200 hours TIS per Service Bulletin.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours time-in-service (TIS), unless already accomplished within the last 275 hours TIS, and thereafter at intervals not to exceed 300 hours TIS until modification in paragraph (c) is done. Relocate spring within 2,200 hours TIS.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Fairchild Aircraft SA226-AT (all serials), SA226-TC (all serials), SA227-AC (serials 406, 415, 416, 420-473), and SA227-AT (serials 423-469).
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Elevator Return Spring
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_93-09-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 93-09-05 Document Type: AD Final Rules Docket Number: 91-CE-37-AD Subject Heading: FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes Subject: Elevator Return Spring Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/18/1993 Make: M7 Aerospace LLC Model: SA226-AT | SA226-TC | SA227-AC (C-26A) | SA227-AT Product Type: Aircraft Product Subtype: Small/Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 93-09-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 91-CE-37-AD AMENDMENT: 39-8571 AD NUMBER: 93-09-05 SUBJECT HEADING: FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes ACTION: SUMMARY: DATES: Effective June 18, 1993. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 93-09-05 FAIRCHILD AIRCRAFT: Amendment 39-8571. Docket No. 91-CE-37-AD. Supersedes AD 81-22-04, Amendment 39-4238. Applicability: The following model and serial number airplanes, certificated in any category: Model Serial Numbers SA226-AT all serial numbers SA226-TC all serial numbers SA227-AC 406, 415, 416, and 420 through 473 SA227-AT 423 through 469 Compliance: Required as indicated after the effective date of this AD, unless already accomplished. To prevent a jammed elevator control caused by elevator return spring failure, accomplish the following: (a) Within the next 25 hours time-in-service (TIS), unless already accomplished within the last 275 hours TIS, and thereafter at intervals not to exceed 300 hours TIS until the modification specified in paragraph (c) of this AD is accomplished, visually inspect the elevator return spring, the attachment bolts, the spacers, and the clevis for damage such as deterioration, wear, or breakage. (b) If any damaged part is found, prior to further flight, replace with a new part and relocate the elevator return spring in accordance with the ACCOMPLISHMENT INSTRUCTIONS section of Fairchild Service Bulletin (SB) No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild SB No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. (c) Within the next 2,200 hours TIS, unless already accomplished as required by paragraph (b) of this AD, relocate the elevator return spring in accordance with the ACCOMPLISHMENT INSTRUCTIONS section of Fairchild Service Bulletin (SB) No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild SB No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. (d) The accomplishment of the modification required by paragraph (c) of this AD is considered terminating action for the repetitive inspection requirement of this AD. (e) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished. (f) An alternative method of compliance or adjustment of the initial or repetitive compliance times that provides an equivalent level of safety may be approved by the Manager, Airplane Certification Office, FAA, Fort Worth, Texas 76193-0150. The request shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Fort Worth Airplane Aircraft Certification Office. NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Fort Worth Airplane Certification Office. (g) The inspections and modification required by this AD shall be done in accordance with Fairchild Service Bulletin No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild Service Bulletin No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Fairchild Aircraft, P.O. Box 790490, San Antonio, Texas 78279-0490. Copies may be inspected at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri, or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. (h) This amendment (39-8571) supersedes AD 81-22-04, Amendment 39-4238. (i) This amendment becomes effective on June 18, 1993. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_93-09-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 93-09-05 Document Type: AD Final Rules Docket Number: 91-CE-37-AD Subject Heading: FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes Subject: Elevator Return Spring Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/18/1993 Make: M7 Aerospace LLC Model: SA226-AT | SA226-TC | SA227-AC (C-26A) | SA227-AT Product Type: Aircraft Product Subtype: Small/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: 93-09-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 91-CE-37-AD AMENDMENT: 39-8571 AD NUMBER: 93-09-05 SUBJECT HEADING: FAIRCHILD AIRCRAFT Model SA226-AT, SA226-TC, SA227-AC, and SA227-AT Airplanes ACTION: SUMMARY: DATES: Effective June 18, 1993. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 93-09-05 FAIRCHILD AIRCRAFT: Amendment 39-8571. Docket No. 91-CE-37-AD. Supersedes AD 81-22-04, Amendment 39-4238. Applicability: The following model and serial number airplanes, certificated in any category: Model Serial Numbers SA226-AT all serial numbers SA226-TC all serial numbers SA227-AC 406, 415, 416, and 420 through 473 SA227-AT 423 through 469 Compliance: Required as indicated after the effective date of this AD, unless already accomplished. To prevent a jammed elevator control caused by elevator return spring failure, accomplish the following: (a) Within the next 25 hours time-in-service (TIS), unless already accomplished within the last 275 hours TIS, and thereafter at intervals not to exceed 300 hours TIS until the modification specified in paragraph (c) of this AD is accomplished, visually inspect the elevator return spring, the attachment bolts, the spacers, and the clevis for damage such as deterioration, wear, or breakage. (b) If any damaged part is found, prior to further flight, replace with a new part and relocate the elevator return spring in accordance with the ACCOMPLISHMENT INSTRUCTIONS section of Fairchild Service Bulletin (SB) No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild SB No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. (c) Within the next 2,200 hours TIS, unless already accomplished as required by paragraph (b) of this AD, relocate the elevator return spring in accordance with the ACCOMPLISHMENT INSTRUCTIONS section of Fairchild Service Bulletin (SB) No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild SB No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. (d) The accomplishment of the modification required by paragraph (c) of this AD is considered terminating action for the repetitive inspection requirement of this AD. (e) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished. (f) An alternative method of compliance or adjustment of the initial or repetitive compliance times that provides an equivalent level of safety may be approved by the Manager, Airplane Certification Office, FAA, Fort Worth, Texas 76193-0150. The request shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Fort Worth Airplane Aircraft Certification Office. NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Fort Worth Airplane Certification Office. (g) The inspections and modification required by this AD shall be done in accordance with Fairchild Service Bulletin No. 226-27-032, Issued: September 14, 1981, Revised: January 19, 1983; or Fairchild Service Bulletin No. 227-27-002, Issued: September 14, 1981, Revised: October 25, 1985, as applicable. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Fairchild Aircraft, P.O. Box 790490, San Antonio, Texas 78279-0490. Copies may be inspected at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri, or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. (h) This amendment (39-8571) supersedes AD 81-22-04, Amendment 39-4238. (i) This amendment becomes effective on June 18, 1993. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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