AD 75-04-09

final rule

Airworthiness Directives; Mooney Model M20C, M20E, and M20F Airplanes

AD Number
75-04-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft landing gear and wheel assembly
Problem area Landing gear

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

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.

AI-generated summary from the source AD text. Verify against the official source before acting.

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

AI-generated summary from the source AD text. Verify against the official source before acting.

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.

AI-generated summary from the source AD text. Verify against the official source before acting.

Federal Register Abstract

Landing Gear Actuator

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_75-04-09.html
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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

Show stored source text (verify against official source)
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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.