- Models
- 727-100 Series, 727-100C Series, 727-200 Series, 727-200F Series, 727 Series, 727C Series
- Data sheet
- TCDSA3WE
- Registered aircraft
- 25 matched by model
- Product
- Aircraft · Large airplane
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 May 30, 2024.
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 | 19 KB | d90ef1ee…40434b9 | FAA DRS (API key needed) |
On this page
The airworthiness directive
64-26-01 BOEING: Amdt 830 Part 39 (New) Federal Register November 18, 1964. Applies to Model 727 Series Aircraft.
Compliance required as indicated.
(a) Before further flight after the effective date of this AD, open the SP-50 autopilot roll and pitch d.c. circuit breakers on panel P-18.
(b) At the first scheduled stop where facilities and personnel are available secure these circuit breakers in the off position.
(c) Autopilot may be reactivated when modified in accordance with Boeing Service Bulletin 22-7 dated October 27, 1964, or an FAA Western Region Aircraft Engineering Division approved equivalent.
This directive effective upon publication in the Federal Register for all persons except those to whom it was made effective immediately by telegram dated October 23, 1964.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 25
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1971 | 1 |
|---|---|
| 1973 | 1 |
| 1975 | 2 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 2 |
| 1979 | 1 |
| 1981 | 5 |
| 1982 | 1 |
7 with no year recorded