- Effective
- December 23, 1966
- Published
- December 13, 1966
- Issued
- December 6, 1966
- Model
- PA-24-400
- Data sheet
- TCDS1A15
- Registered aircraft
- 75 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-217
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed November 21, 2025.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 20 KB | 5b94ed30…3e0af0b | FAA DRS (API key needed) |
On this page
The airworthiness directive
66-30-07 PIPER: Amdt. 39-217 Part 39 Federal Register December 13, 1966. Applies to Model PA-24-400 Airplanes, Serial Numbers 26-1 through 26-148, Equipped with Fuel Purge Valve Installation in Accordance with Piper Service Letter No. 451 Dated May 14, 1965, and Piper Service Bulletin No. 228 Dated January 7, 1966.
Compliance required within 10 hours' time in service after the effective date of this AD.
To prevent further incidents of deterioration and leakage occurring inside the asbestos covered fuel purge valve hose, disconnect the fuel purge line P/N 25551-04 at the fuel injector outlet fitting and remove the fuel purge line from the airplane. Cap the outlet fitting with an AN929-4 cap unless a fuel purge hose replacement Kit No. 757099 is installed.
NOTE: Piper telegram dated October 14, 1966, to all Piper distributors covers this subject.
This supersedes AD 66-08-06.
This directive effective December 23, 1966.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 75
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1963 | 2 |
|---|---|
| 1964 | 41 |
| 1965 | 20 |
12 with no year recorded