- Effective
- June 3, 1971
- Models
- 99, 99A, 99A (FACH), A99, A99A, B99, C99
- Data sheet
- TCDSA14CE
- Registered aircraft
- 95 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-1222
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 January 21, 2026.
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 | ca38f9fc…c1f4c03 | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-10-01 BEECH: Amdt. 39-986 as amended by Amendment 39-1222. Applies to all 99 Series Airplanes (Serial Numbers U-1 through U-114).
Compliance: Required as indicated, unless already accomplished.
To prevent a fire hazard, accomplish the following:
Within the next 50 hours' time in service after the effective date of the AD, modify the printed circuit boards in the edge lighted instrument panels in accordance with either Beechcraft Service Instruction No. 0203-351 or any other method approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Central Region.
Amendment 39-986 became effective May 12, 1970.
This Amendment 39-1222 becomes effective June 3, 1971.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 95
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1968 | 9 |
|---|---|
| 1969 | 19 |
| 1970 | 5 |
| 1971 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1981 | 10 |
| 1982 | 14 |
| 1983 | 11 |
| 1984 | 8 |
| 1986 | 3 |
| 1987 | 5 |
8 with no year recorded