AD 59-25-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Mooney Aviation Company Inc | M20A | Airworthiness Directives; Mooney Model M-20A Aircraft |
Unsafe Condition
The carburetor alternate air source is prone to icing due to its current exposed location and screen covering, which could block induction system airflow.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Relocate the carburetor alternate air source to a sheltered location on the landing light housing, remove the existing screen and inlet, install hose P/N 6064-19 and assembly P/N 6354 with self-locking fasteners, and patch the original hole.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
not later than December 30, 1959
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Mooney Model M-20A Aircraft, serial numbers 1201 through 1500
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Carburetor Alternate Air Source
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_59-25-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 59-25-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M-20A Aircraft Subject: Carburetor Alternate Air Source Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Mooney Aviation Company Inc Model: M20A Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 59-25-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 59-25-06 SUBJECT HEADING: Airworthiness Directives; Mooney Model M-20A Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 59-25-06 MOONEY: Applies to M-20A Aircraft Serial Numbers 1201 Through 1500. Compliance required not later than December 30, 1959. In order to minimize the possibility of icing of the induction system alternate air source, relocate the carburetor alternate air source to a more sheltered location and omit the screen covering this opening. (a) Remove the engine side cowls and the landing light. (b) Disconnect air hose P/N 6064-19 from present alternate air inlet. Remove screen and air inlet and patch hole. (c) Cut hole in landing light housing in the upper inboard quadrant to match hose connecting assembly P/N 6354. (d) Position P/N 6354 inlet on outer side of light housing to match hole cut per item (c). Self-locking nuts and bolts should be used to attach P/N 6354 to landing light housing, in lieu of Tinnerman fasteners furnished with kit. (e) Attach hose P/N 6064-19 to P/N 6354 with existing clamp and reinstall light and cowling. (Mooney Service Letter 20-50 covers this same alteration.) FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_59-25-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 59-25-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Mooney Model M-20A Aircraft Subject: Carburetor Alternate Air Source Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Mooney Aviation Company Inc Model: 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: 59-25-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 59-25-06 SUBJECT HEADING: Airworthiness Directives; Mooney Model M-20A Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 59-25-06 MOONEY: Applies to M-20A Aircraft Serial Numbers 1201 Through 1500. Compliance required not later than December 30, 1959. In order to minimize the possibility of icing of the induction system alternate air source, relocate the carburetor alternate air source to a more sheltered location and omit the screen covering this opening. (a) Remove the engine side cowls and the landing light. (b) Disconnect air hose P/N 6064-19 from present alternate air inlet. Remove screen and air inlet and patch hole. (c) Cut hole in landing light housing in the upper inboard quadrant to match hose connecting assembly P/N 6354. (d) Position P/N 6354 inlet on outer side of light housing to match hole cut per item (c). Self-locking nuts and bolts should be used to attach P/N 6354 to landing light housing, in lieu of Tinnerman fasteners furnished with kit. (e) Attach hose P/N 6064-19 to P/N 6354 with existing clamp and reinstall light and cowling. (Mooney Service Letter 20-50 covers this same alteration.) 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.