A-84-007
NTSB Safety Recommendation — Aviation
Recommendation text
THE NTSB RECOMMENDS THAT THE FEDERAL AVIATION ADMINISTRATION: IN CONJUNCTION WITH THE UNITED KINGDOM CIVIL AVIATION AUTHORITIES, EVALUATE ROLLS-ROYCE MODIFICATION 1736 AND 1719 AS PRESENTED IN ROLLS-ROYCE DART AERO ENGINE SERVICE BULLETIN NUMBERS DA-72-423 AND DA-72-443, RESPECTIVELY, FOR MODIFICATION OF FLAME TUBE SUSPENSION SYSTEMS IN ROLLS ROYCE DART 520 AND 530 SERIES ENGINES TO DETERMINE WHICH OF THESE MODIFICATIONS ARE APPROPRIATE FOR MANDATORY INSTALLATION. UPON COMPLETION OF THIS REVIEW, REQUIRE THE INSTALLATION OF THE APPROPRIATE MODIFICATION IN APPLICABLE ROLLS-ROYCE DART 520 AND 530 SERIES TURBOPROP ENGINES AT THE EARLIEST FEASIBLE DATE.
In plain language (FlightFinder summary)
The Federal Aviation Administration (FAA), in coordination with the United Kingdom Civil Aviation Authorities, must evaluate Rolls-Royce Modifications 1736 and 1719 (as detailed in service bulletins DA-72-423 and DA-72-443) for the flame tube suspension systems in Rolls-Royce Dart 520 and 530 series engines. After review, the FAA is required to mandate installation of the appropriate modification at the earliest feasible date.
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 | Aug 19, 1985 |
| NTSB number | ATL83IA054 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).