April 25, 201115 yr In 747 and MD11 fms can calculate OPT cruise to keep low flow of fuel. I was try find out this function in J41 but i can't get.... Have any suggest? It's not easy to calculate cruise altitude in J41. Jia-Hsing Fu
April 26, 201115 yr The FMS in the JS41 is very basic, and even the RW unit does not have complex VNAV calculations, such as optimum altitude, profile descents, etc. Joe Sherrill
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