AD 79-22-02

final rule

Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes

AD Number
79-22-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft fuel pump, filter, valve, and lines
Problem area Fuel system

Applicability

TypeManufacturerModelDetails
aircraft Piper Aircraft Inc. PA-28-161 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28-181 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28-201T Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28-235 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28-236 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28R-201 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28R-201T Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28RT-201 Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes
aircraft Piper Aircraft Inc. PA-28RT-201T Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes

Unsafe Condition

Fuel leakage and potential fire hazard due to inadequate fuel tank vent system design.

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

Required Actions

De-fuel the aircraft, remove left and right fuel tanks, modify the fuel tank vent system using Piper part number 763 934V, reinstall tanks ensuring lines/hoses do not rotate, check for leaks and fuel quantity gauge function, and record maintenance.

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

Compliance Time

within the next 50 hours' time in service after the effective date of this AD unless already accomplished

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

Affected Aircraft

Piper Models PA-28-161 (serial 28-7816024–28-7916475), PA-28-181 (28-7890023–28-7990493), PA-28-201T (28-7921001–28-7921068), PA-28R-201 (28R-7737135–28R-7837317), PA-28RT-201 (28R-7918001–28R-7918172), PA-28R-201T (28R-7703309–28R-7803373), PA-28RT-201T (28R-7931001–28R-7931222), PA-28-235 (28-7710079–28-7710089), and PA-28-236 (28-7911001–28-7911204)

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

Federal Register Abstract

Fuel Leakage

Applicability Source Text

Show captured applicability text from the source AD
AD Final Rules - DRS_79-22-02.html
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AD Number:
79-22-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA...Show more
Subject:
Fuel Leakage
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
10/25/1979
Effective Date:
10/26/1979
Make:
Piper Aircraft Inc.
Model:
PA-28-161 | PA-28-181 | PA-28-201T | PA-28-235 | PA-28-236 | PA-28R-201 | PA-28R-201T | PA-28RT-201 ...Show more
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:
AIRWORTHINESS DIRECTIVES FINAL RULES: 79-22-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3595

AD NUMBER:   79-22-02

SUBJECT HEADING:   Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective October 26, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-22-02 PIPER AIRCRAFT CORPORATION: Amendment 39-3595. Applies to Model PA-28-161, serial numbers 28-7816024 through 28-7916475; Model PA-28-181, serial numbers 28-7890023 through 28-7990493, Model PA-28-201T, serial numbers 28-7921001 through 28-7921068; Model PA-28R-201, serial numbers 28R-7737135 through 28R-7837317; Model PA-28RT-201, serial numbers 28R-7918001 through 28R-7918172; Model PA-28R-201T, serial numbers 28R-7703309 through 28R-7803373; Model PA-28RT-201T, serial numbers 28R-7931001 through 28R-7931222; Model PA-28-235, serial numbers 28-7710079 through 28-7710089; and Model PA-28-236, serial numbers 28-7911001 through 28-7911204 airplanes certificated in all categories.

Compliance required within the next 50 hours' time in service after the effective date of this AD unless already accomplished.

To prevent possible fuel leakage and potential fire hazard, accomplish the following:

a. De-fuel the aircraft in accordance with the Piper Service or Maintenance Manual, for the appropriate model aircraft.

b. Remove the right hand and left hand fuel tanks in accordance with the Piper Service or Maintenance Manual for the appropriate model aircraft.

c. Modify the fuel tank vent system in accordance with the instructions listed in the "Fuel Tank Vent Modification and Vent Hose Replacement" Kit, Piper part number 763 934V.

d. Reinstall the fuel tanks in accordance with instruction in the appropriate Piper Service or Maintenance Manual.

CAUTION

Do not allow lines or hoses to rotate during installation and tightening when attaching the fuel lines to the tank fittings to prevent fuel flow obstruction due to hose twisting.

e. Refuel the aircraft and check for leaks and fuel quantity gauge function.

f. Make an appropriate maintenance record entry.

g. An equivalent method of compliance may be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region.

NOTE: Piper Service Bulletin 646 pertains to this subject.

This amendment is effective October 26, 1979.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_79-22-02.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
79-22-02
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA...Show more
Subject:
Fuel Leakage
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
10/25/1979
Effective Date:
10/26/1979
Make:
Piper Aircraft Inc.
Model:
PA-28-161 | PA-28-181 | PA-28-201T | PA-28-235 | PA-28-236 | PA-28R-201 | PA-28R-201T | PA-28RT-201 ...Show more
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:
AIRWORTHINESS DIRECTIVES FINAL RULES: 79-22-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3595

AD NUMBER:   79-22-02

SUBJECT HEADING:   Airworthiness Directives; Piper Models PA-28-161, PA-28-181, PA-28-201T, PA-28R-201, PA-28RT-201, PA-28R-201T, PA-28RT-201T, PA-28-235, and PA-28-236, Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective October 26, 1979.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
79-22-02 PIPER AIRCRAFT CORPORATION: Amendment 39-3595. Applies to Model PA-28-161, serial numbers 28-7816024 through 28-7916475; Model PA-28-181, serial numbers 28-7890023 through 28-7990493, Model PA-28-201T, serial numbers 28-7921001 through 28-7921068; Model PA-28R-201, serial numbers 28R-7737135 through 28R-7837317; Model PA-28RT-201, serial numbers 28R-7918001 through 28R-7918172; Model PA-28R-201T, serial numbers 28R-7703309 through 28R-7803373; Model PA-28RT-201T, serial numbers 28R-7931001 through 28R-7931222; Model PA-28-235, serial numbers 28-7710079 through 28-7710089; and Model PA-28-236, serial numbers 28-7911001 through 28-7911204 airplanes certificated in all categories.

Compliance required within the next 50 hours' time in service after the effective date of this AD unless already accomplished.

To prevent possible fuel leakage and potential fire hazard, accomplish the following:

a. De-fuel the aircraft in accordance with the Piper Service or Maintenance Manual, for the appropriate model aircraft.

b. Remove the right hand and left hand fuel tanks in accordance with the Piper Service or Maintenance Manual for the appropriate model aircraft.

c. Modify the fuel tank vent system in accordance with the instructions listed in the "Fuel Tank Vent Modification and Vent Hose Replacement" Kit, Piper part number 763 934V.

d. Reinstall the fuel tanks in accordance with instruction in the appropriate Piper Service or Maintenance Manual.

CAUTION

Do not allow lines or hoses to rotate during installation and tightening when attaching the fuel lines to the tank fittings to prevent fuel flow obstruction due to hose twisting.

e. Refuel the aircraft and check for leaks and fuel quantity gauge function.

f. Make an appropriate maintenance record entry.

g. An equivalent method of compliance may be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region.

NOTE: Piper Service Bulletin 646 pertains to this subject.

This amendment is effective October 26, 1979.

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.