TM 1-1520-240-107-10-1SECTION X. FUEL FLOW7-10-1. Description.The idle fuel flow chart (fig. 7-10-1) presents engine fuelflow sensitivity to PA and FAT for ground idle and flightidle.7-10-2. Use of Chart.The primary use of the chart is illustrated by the example.To determine idle fuel flow, it is necessary to know idlecondition, PA, and FAT. Enter PA, move right to FAT,move down and read fuel flow.7-10-3. Conditions.a. Presented charts are based on the use of JP-4fuel.b. Ground idle is defined at 60 to 63 percent N1.c. Ground detent minimum beep is defined as enginecondition levers at FLT, minimum beep and thrust controlat the detent.d. The single engine fuel flow chart (fig. 7-10-2) base-line is 0_C. Increase or decrease fuel flow by 1% forevery 10_C change in temperature.7-10-4. EAPS Installed.Increase fuel flow by an additional 1%.
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