AD 46-37-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | J3C-65S | Airworthiness Directives; Piper Models J3C-65 and J3C-65S |
| aircraft | Piper Aircraft Inc. | J3C-65 (Army L-4; L-4A; L-4B (Navy NE-1); L-4H; L-4J (Navy NE-2)) | Airworthiness Directives; Piper Models J3C-65 and J3C-65S |
Unsafe Condition
Improper installation of the fuel strainer with the IN port not adjacent to the firewall and the OUT port not facing the carburetor, which could result in incorrect fuel flow.
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Required Actions
Inspect the fuel strainer installation to ensure the IN port is adjacent to the firewall and the OUT port faces the carburetor. Reverse the strainer if improperly installed to ensure proper fuel flow.
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Compliance Time
Compliance required immediately.
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Affected Aircraft
Piper Models J3C-65 and J3C-65S, Serial Numbers 14027 Through 17959, Inclusive.
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Federal Register Abstract
Fuel Strainer Position
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_46-37-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 46-37-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Models J3C-65 and J3C-65S Subject: Fuel Strainer Position Status: Current Citation: This information is not available. Citation Publish Date: 06/17/1950 Effective Date: Make: Piper Aircraft Inc. Model: J3C-65S | J3C-65 (Army L-4; L-4A; L-4B (Navy NE-1); L-4H; L-4J (Navy NE-2)) Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part 39 Comments: unable to find issue date AIRWORTHINESS DIRECTIVES FINAL RULES: 46-37-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 46-37-02 SUBJECT HEADING: Airworthiness Directives; Piper Models J3C-65 and J3C-65S ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 46-37-02 PIPER: (Was Mandatory Note 13 of AD-691-2.) Applies to J3C-65, J3C-65S, Serial Numbers 14027 Through 17959, Inclusive. Compliance required immediately. Affected airplanes should be examined immediately to ascertain that the fuel strainer is properly installed. The strainer should be installed with the IN port adjacent to the firewall and the OUT port facing the carburetor. If the strainer is not installed as above, it should be reversed for proper fuel flow. (Piper Service Bulletin No. 91 covers this same subject.) FOOTER:
Document Text
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AD Final Rules - DRS_46-37-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 46-37-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Piper Models J3C-65 and J3C-65S Subject: Fuel Strainer Position Status: Current Citation: This information is not available. Citation Publish Date: 06/17/1950 Effective Date: Make: Piper Aircraft Inc. Model: J3C-65S | J3C-65 (Army L-4; L-4A; L-4B (Navy NE-1); L-4H; L-4J (Navy NE-2)) Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: AIR-700: Compliance & Airworthiness Division Office of Primary Responsibility: AIR-720: Operational Safety Branch CFR Part Reference: Part 39 Comments: unable to find issue date AIRWORTHINESS DIRECTIVES FINAL RULES: 46-37-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 46-37-02 SUBJECT HEADING: Airworthiness Directives; Piper Models J3C-65 and J3C-65S ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 46-37-02 PIPER: (Was Mandatory Note 13 of AD-691-2.) Applies to J3C-65, J3C-65S, Serial Numbers 14027 Through 17959, Inclusive. Compliance required immediately. Affected airplanes should be examined immediately to ascertain that the fuel strainer is properly installed. The strainer should be installed with the IN port adjacent to the firewall and the OUT port facing the carburetor. If the strainer is not installed as above, it should be reversed for proper fuel flow. (Piper Service Bulletin No. 91 covers this same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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