A-89-075
NTSB Safety Recommendation — Aviation
Recommendation text
THE NTSB RECOMMENDS THAT THE FEDERAL AVIATION ADMINISTRATION: REQUIRE SOCATA TO PREPARE A SERVICE BULLETIN ("IMPROVED FUEL SYSTEM DESIGN, TB SERIES AIRPLANES") AND A FUEL SYSTEM MODIFICATION KIT TO RETROFIT ALL UNITED STATES REGISTERED TRINIDAD TB 20 AND TB 21 AIRPLANES THROUGH SERIAL NO. 730 WITH A FUEL SYSTEM SIMILAR OR EQUIVALENT TO THAT INSTALLED IN CURRENT PRODUCTION MODELS OF THE AIRPLANES.
In plain language (FlightFinder summary)
The FAA is asked to require SOCATA to issue a service bulletin and provide a fuel system modification kit to retrofit all U.S.-registered Trinidad TB 20 and TB 21 airplanes up to serial number 730 with a fuel system similar or equivalent to that in current production models.
This plain-language summary is written by FlightFinder to explain the recommendation above. It is not the official wording — the verbatim NTSB text is quoted above.
Details
| Status | Closed - Acceptable Action |
|---|---|
| Mode | Aviation |
| Closed | Jun 12, 1990 |
| NTSB number | MKC88LA180 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).