- Effective
- December 20, 1978
- Models
- 1121, 1121A, 1121B
- Data sheet
- TCDSA2SW
- Registered aircraft
- 2 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-3351
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 | 20 KB | d0711df0…d991655 | FAA DRS (API key needed) |
On this page
The airworthiness directive
78-24-04 ISRAEL AIRCRAFT INDUSTRIES (IAI): Amendment 39-3351. Applies to Model 1121, 1121A, and 1121B airplanes, Serial Numbers through 150 except 107 and equipped with Ni-Cad battery overtemperature warning or combination overtemperature warning and indicator systems, which rely on a common single sensor per battery.
Compliance required within the next 150 hours time in service after the effective date of this AD, unless already accomplished.
To reduce the possibility of damage to the flexible fuel lines and potential fire in the event of an uncontrolled Ni-Cad battery thermal runaway, modify the flexible fuel line installation and after modification perform inspections and leak tests in accordance with Commodore Jet Service Bulletin No. CJ-16, dated May 31, 1977, or equivalent, approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region, c/o American Embassy, APO NY 09667.
This amendment becomes effective December 20, 1978.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 2
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1965 | 1 |
|---|---|
| 1969 | 1 |