- Effective
- October 25, 1968
- Model
- Fan Jet Falcon
- Data sheet
- TCDSA7EU
- Registered aircraft
- 24 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-659
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 | 21 KB | 3b18dfe5…a8b4d7d | FAA DRS (API key needed) |
On this page
The airworthiness directive
68-20-02 AVIONS MARCEL DASSAULT: Amendment 39-659. Applies to Dassault Fan Jet Falcon Airplanes, Serial Numbers 1 thru 72.
Compliance required not later than December 31, 1968.
To prevent the ingress of moisture causing internal corrosion in the landing gear switch assembly, replace the existing microswitch with a modified switch, in accordance with Dassault AMD Service Bulletin No. 333, dated June 21, 1968, or later SGAC-approved issue, or FAA- approved equivalent, as follows:
LOCATION
Nose Landing Gear, EXISTING SWITCH P/N A1-23802 Telescopic Bar MODIFIED SWITCH P/N A1-23802 - V1 - V2 Nose Landing gear, EXISTING SWITCH P/N A1-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A1-23801 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23802 Drag Strut Actuator Cylinder MODIFIED SWITCH P/N A2-23802 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A2-23801 - V1 - V2
This amendment becomes effective October 25, 1968.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 24
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1966 | 3 |
|---|---|
| 1967 | 5 |
| 1968 | 2 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 1 |
| 1977 | 2 |
5 with no year recorded