- Effective
- June 2, 1970
- Models
- DC-9-11, DC-9-12, DC-9-13, DC-9-14, DC-9-15, DC-9-15F and 16 more
- Data sheet
- TCDSA6WE
- Registered aircraft
- 99 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-982
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 | ba57f6d8…e4ed206 | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-09-04 MCDONNELL DOUGLAS: Amdt. 39-982. Applies to Douglas DC-9 series airplanes certificated in all categories as listed in Douglas Aircraft Company Service Bulletin No. 28-16, Revision 1, dated January 9, 1970, or later FAA approved revision.
Compliance required within the next 800 hours time in service after the effective date of this AD, unless already accomplished.
To prevent a possible fuel interruption due to tire tread separation striking the fire-x-fuel shutoff valve cable system, accomplish the following.
Install a protective guard over the fire-x-fuel shutoff valve return idler pulley bracket located in the main landing gear wheel wells in accordance with the instructions of Douglas Aircraft Co. Service Bulletin No. 28-16, Revision 1, dated January 9, 1970, or later FAA approved revision or an equivalent installation approved by the Chief, Aircraft Engineering Division, FAA Western Region.
This amendment becomes effective June 2, 1970.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 99
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1966 | 1 |
|---|---|
| 1967 | 4 |
| 1969 | 2 |
| 1970 | 1 |
| 1982 | 1 |
| 1986 | 1 |
| 1987 | 5 |
| 1988 | 4 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 23 |
| 1992 | 5 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 1997 | 6 |
| 1998 | 6 |
| 1999 | 16 |
15 with no year recorded