- Effective
- March 31, 1970
- Models
- BN-2, BN-2A, BN-2A-2, BN-2A-20, BN-2A-21, BN-2A-26 and 8 more
- Registered aircraft
- 52 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-965
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 | 72fd64a5…ef4494d | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-07-05 BRITTEN-NORMAN, LTD: Amdt. 39-965. Applies to Models BN-2 and BN-2A airplanes. To prevent possible engine fires due to accumulation of fuel in the rear of the carburetor air box and hot air ducting, within the next 25 hours' time in service after the effective date of this AD, unless already accomplished, install drain holes in each carburetor air box and in each engine cowling in accordance with Britten-Norman Service Bulletin No. BN-2/SB.28, dated February 12, 1970, or later ARB-approved issue, or an FAA-approved equivalent. This amendment becomes effective March 31, 1970.
Affected TCDS · 2
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 52
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1968 | 1 |
|---|---|
| 1969 | 5 |
| 1970 | 5 |
| 1971 | 3 |
| 1972 | 2 |
| 1973 | 5 |
| 1974 | 3 |
| 1975 | 1 |
| 1976 | 7 |
| 1977 | 2 |
| 1978 | 3 |
| 1979 | 3 |
| 1980 | 3 |
| 1983 | 1 |
| 1988 | 1 |
7 with no year recorded