§ 29.1553. Fuel quantity indicator.
44 words·~1 min read·
/us/cfr/t14/s§ 29.1553·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
If the unusable fuel supply for any tank exceeds one gallon, or five percent of the tank capacity, whichever is greater, a red arc must be marked on its indicator extending from the calibrated zero reading to the lowest reading obtainable in level flight.