Airworthiness Directive

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

Amendment 39-603; AD 67-26-02



Airworthiness Directives; Piper Models PA-28 and PA-32 Series Airplanes
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AGENCY: Federal Aviation Administration, DOT





DATES: Effective May 22, 1968.






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67-26-02 PIPER: Amdt. 39-603. Applies to Piper PA-28 and PA-32 series airplanes. Serial numbers affected are noted below:

Compliance is required within the next 100 hours' time in service after the effective date of this AD unless already accomplished.

The purpose of this AD is to prevent:
Possible sticking of the quick drain in the fuel selector valve;
Improper positioning of the fuel selector valve between detents;
Rotation of the fuel selector lever knob; and
Excessive time delay in expelling entrapped air from a tip tank fuel line.

The following must be accomplished:

(a) On Model PA-28-235 airplanes Serial Numbers 28-10001 through 28-10985; Model PA-32-260 airplanes, Serial Numbers 32-04, 32-1 through 32-14 and 32-16 through 32- 853; Models PA 32-300 and PA 32S-300 airplanes, Serial Numbers 32-15 and 32-40000 through 32-40265:

(1) Install a new manual-return quickdrain valve operating lever, P/N 65289- 00,

(2) Install pin in the fuel selector knob,

(3) Install indicators on the fuel selector quadrant to indicate the exact position of the selector valve.

Installation instructions and all necessary parts are contained in Piper Kit No. 757139V and Service Bulletin No. 249 or later FAA approved revision.

(b) On Model PA 28-235 airplanes, Serial Nos. 28-10001 through 28-10719:

Install new fuel lines at the wing tip tanks in accordance with Piper Service Bulletin 253 dated July 7, 1967, and Piper Kit No. 757151V. All necessary parts and installation instructions are contained in this kit.

(c) On Model PA-28-235 airplanes, Serial Nos. 28-10720 through 28-10851; Model PA 32-260 airplanes, Serial Nos. 32-04, 32-1 through 32-14 and 32-16 through 32-853; Model PA 32-300, PA 32S-300 airplanes, Serial Nos. 32-15 and 32-4000 through 32-40153:

Install new fuel lines at the wing tip tanks in accordance with Piper Service Bulletin 253 and Piper Kit No. 757152V. All necessary parts and installation instructions are contained in this kit.

Other means of compliance with the requirements of this directive may be utilized, if approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region.

Compliance time may be adjusted up to a maximum of 20 hours to coincide with aircraft annual or 100-hour scheduled inspections.

This amendment becomes effective May 22, 1968.