PPRuNe Forums - View Single Post - B747-400 fuel dump rate?

16th Feb 2003, 14:50

#6 (permalink)

Cornish Jack

Join Date: Feb 2000

Location: UK

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Decimal 86
Yes, it does register time to jettison as soon as you start the dump, but it requires the 90 secs to ACCURATELY assess the time by checking the flow rates over that sort of time period.