AD 75-04-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Mooney Aviation Company Inc | M20C | Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes |
| aircraft | Mooney Aviation Company Inc | M20E | Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes |
| aircraft | Mooney Aviation Company Inc | M20F | Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes |
Unsafe Condition
Failure of the International Telephone and Telegraph Corporation P/N LA11C2110 landing gear actuator could result in loss of landing gear retraction or extension.
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Required Actions
Replace the International Telephone and Telegraph Corporation P/N LA11C2110 landing gear actuator with a Mooney Aircraft Corporation P/N 950227-501 landing gear actuator in accordance with Mooney Service Bulletin M20-191 or an FAA-approved equivalent procedure.
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Compliance Time
prior to further flight except that airplanes may be flown to a facility for actuator replacement after fixing the landing gear in the extended position
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Affected Aircraft
Mooney Model M20C (serials 20-0037 to 20-0046), M20E (serials 21-0050 to 21-0060), and M20F (serials 22-0065 to 22-0078) airplanes manufactured after October 1974 with the specified landing gear actuator installed.
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Federal Register Abstract
Landing Gear Actuator
Applicability Source Text
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AD Final Rules - DRS_75-04-09.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-04-09 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes Subject: Landing Gear Actuator Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/20/1975 Make: Mooney Aviation Company Inc Model: M20C | M20E | M20F Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 75-04-09 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2127 AD NUMBER: 75-04-09 SUBJECT HEADING: Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes ACTION: SUMMARY: DATES: Effective March 20, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-04-09 MOONEY: Amendment 39-2091 as amendment by Amendment 39-2127. Applies to Models M20C, M20E, and M20F airplanes manufactured after October 1974 with the following serial numbers on which the landing gear actuator, P/N LA11C2110, manufactured by International Telephone and Telegraph Corporation, is installed: Model M20C: 20-0037, 0038, 0039, 0040, 0041, 0042, 0043, 0044, 0045, and 0046; Model M20E: 21-0050, 0051, 0052, 0053, 0054, 0055, 0056, 0057, 0058, 0059, and 0060; Model M20F: 22-0065, 0066, 0067, 0068, 0069, 0070, 0071, 0072, 0073, 0074, 0075, 0076, 0077, and 0078. Compliance is required prior to further flight except that airplanes may be flown to a facility for actuator replacement after fixing the landing gear in the extended position in accordance with instructions included in Mooney Aircraft Corporation Service Bulletin M20-191, dated January 28, 1975, or later FAA approved revision, or an FAA approved equivalent procedure. To prevent further failures, replace the International Telephone and Telegraph Corporation P/N LA11C2110 landing gear actuator with a Mooney Aircraft Corporation P/N 950227-501 landing gear actuator in accordance with Mooney Aircraft Corporation Service Bulletin M20-191, dated January 28, 1975, or later FAA approved revision, or by an equivalent procedure approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas. Amendment 39-2091 became effective on February 20, 1975. This amendment 39-2127 becomes effective on March 20, 1975. FOOTER:
Document Text
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AD Final Rules - DRS_75-04-09.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-04-09 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes Subject: Landing Gear Actuator Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/20/1975 Make: Mooney Aviation Company Inc Model: M20C | M20E | M20F 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: 75-04-09 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2127 AD NUMBER: 75-04-09 SUBJECT HEADING: Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes ACTION: SUMMARY: DATES: Effective March 20, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-04-09 MOONEY: Amendment 39-2091 as amendment by Amendment 39-2127. Applies to Models M20C, M20E, and M20F airplanes manufactured after October 1974 with the following serial numbers on which the landing gear actuator, P/N LA11C2110, manufactured by International Telephone and Telegraph Corporation, is installed: Model M20C: 20-0037, 0038, 0039, 0040, 0041, 0042, 0043, 0044, 0045, and 0046; Model M20E: 21-0050, 0051, 0052, 0053, 0054, 0055, 0056, 0057, 0058, 0059, and 0060; Model M20F: 22-0065, 0066, 0067, 0068, 0069, 0070, 0071, 0072, 0073, 0074, 0075, 0076, 0077, and 0078. Compliance is required prior to further flight except that airplanes may be flown to a facility for actuator replacement after fixing the landing gear in the extended position in accordance with instructions included in Mooney Aircraft Corporation Service Bulletin M20-191, dated January 28, 1975, or later FAA approved revision, or an FAA approved equivalent procedure. To prevent further failures, replace the International Telephone and Telegraph Corporation P/N LA11C2110 landing gear actuator with a Mooney Aircraft Corporation P/N 950227-501 landing gear actuator in accordance with Mooney Aircraft Corporation Service Bulletin M20-191, dated January 28, 1975, or later FAA approved revision, or by an equivalent procedure approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas. Amendment 39-2091 became effective on February 20, 1975. This amendment 39-2127 becomes effective on March 20, 1975. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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