AD 59-14-02

final rule

Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes

AD Number
59-14-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Mooney Aviation Company Inc M20 Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes
aircraft Mooney Aviation Company Inc M20A Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes

Unsafe Condition

Failure of the fuel selector valve and inability to change selector valve position.

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

Required Actions

Remove fuel tank selector valve, remove lower part of valve housing and remove plastic core, determine if the shaft and plastic core are pinned together, and replace the complete valve assembly with replacement valve P/N 311-221-1/4D if not pinned.

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

Compliance Time

prior to August 1, 1959

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

Affected Aircraft

Mooney Models M-20 (Serial Numbers 1175 Through 1200) and M-20A (Serial Numbers 1201 Through 1375)

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

Federal Register Abstract

Fuel Selector Valve

Applicability Source Text

Show captured applicability text from the source AD
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Details
AD Number:
59-14-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes
Subject:
Fuel Selector Valve
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
Make:
Mooney Aviation Company Inc
Model:
M20 | M20A
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Superseded AD: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Superseded By: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: 59-14-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:  

AD NUMBER:   59-14-02

SUBJECT HEADING:   Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes

ACTION:  

SUMMARY:  

DATES:  

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   59-14-02 MOONEY: Applies to M-20 Airplanes Serial Numbers 1175 Through 1200 and M-20A Airplanes Serial Numbers 1201 Through 1375.
Compliance required prior to August 1, 1959.
To guard against fuel selector valve failure and inability to change selector valve position the following inspection and replacement is required prior to August 1, 1959. Replacement valves obtained from the factory after April 27, 1959, and installed need not comply with this AD.
(a) Remove fuel tank selector valve.
(b) Remove lower part of valve housing and remove plastic core.
(c) Determine if the shaft and plastic core are pinned together. If not, replace complete valve assembly with replacement valve P/N 311-221-1/4D obtained from Mooney.
(Mooney Service Letter 20-48 concerns this subject.)

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_59-14-02.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
59-14-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes
Subject:
Fuel Selector Valve
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
Make:
Mooney Aviation Company Inc
Model:
M20 | M20A
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: 59-14-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:  

AD NUMBER:   59-14-02

SUBJECT HEADING:   Airworthiness Directives; Mooney Models M-20 and M-20A Airplanes

ACTION:  

SUMMARY:  

DATES:  

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   59-14-02 MOONEY: Applies to M-20 Airplanes Serial Numbers 1175 Through 1200 and M-20A Airplanes Serial Numbers 1201 Through 1375.
Compliance required prior to August 1, 1959.
To guard against fuel selector valve failure and inability to change selector valve position the following inspection and replacement is required prior to August 1, 1959. Replacement valves obtained from the factory after April 27, 1959, and installed need not comply with this AD.
(a) Remove fuel tank selector valve.
(b) Remove lower part of valve housing and remove plastic core.
(c) Determine if the shaft and plastic core are pinned together. If not, replace complete valve assembly with replacement valve P/N 311-221-1/4D obtained from Mooney.
(Mooney Service Letter 20-48 concerns this subject.)

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.