A-94-077
NTSB Safety Recommendation — Aviation
Recommendation text
THE NTSB RECOMMENDS THAT THE FEDERAL AVIATION ADMINISTRATION: REQUIRE THE SUPPLEMENTAL AIRPLANE FLIGHT MANUALS ISSUED IN CONJUNCTION WITH STC NO. SA703GL FOR INSTALLING LYCOMING O-360 SERIES 180 HORSEPOWER ENGINES IN CERTAIN CESSNA 172 SERIES AIRPLANES BE AMENDED TO INCLUDE APPROPRIATE AIRPLANE CRUISE PERFORMANCE, RANGE/ENDURANCE, AND ENGINE FUEL CONSUMPTION DATA FOR THE 180 HORSEPOWER ENGINE TO SUPPLANT THAT SUPPLIED BY THE CESSNA AIRCRAFT COMPANY FOR THE ORIGINIAL 150/160 HOSEPOWER ENGINE INSTALLATION.
In plain language (FlightFinder summary)
The Federal Aviation Administration is asked to require that supplemental flight manuals issued for a specific STC (SA703GL) for installing Lycoming O-360 series 180 horsepower engines in certain Cessna 172 series airplanes be updated. These manuals must include appropriate cruise performance, range/endurance, and fuel consumption data for the 180 horsepower engine, replacing the data provided for the original 150/160 horsepower engine.
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 Alternate Action |
|---|---|
| Mode | Aviation |
| Closed | Jul 12, 1995 |
| NTSB number | CHI93FA272 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).