A-09-018
NTSB Safety Recommendation — Aviation
Recommendation text
TO THE FEDERAL AVIATION ADMINISTRATION: Once the fuel/oil heat exchanger (FOHE) is redesigned and approved by certification authorities, require that operators of Boeing 777-200 airplanes powered by Rolls-Royce RB211 Trent 800 series engines install the redesigned FOHE at the next scheduled maintenance opportunity or within 6 months after the revised FOHE design has been certificated, whichever comes first.
In plain language (FlightFinder summary)
The Federal Aviation Administration is asked to require operators of Boeing 777-200 airplanes with Rolls-Royce RB211 Trent 800 engines to install a redesigned fuel/oil heat exchanger (FOHE). Installation must happen at the next scheduled maintenance opportunity or within six months after the redesigned FOHE is certificated, whichever occurs first.
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 | Jan 10, 2011 |
| NTSB number | DCA08RA028 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).