1)
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(Remaining Oxygen Cylinders have less than 1,400 Liters but more than 750 Liters of combined volume available for use.
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A
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(M) (O) Any bottles in excess of 750 Liters useable oxygen may be inoperative provided:
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Aircraft remains at or below 10,000 feet MSL,
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Passenger oxygen supply valve is verified closed,
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Passengers are appropriately briefed,
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Oxygen supply to flight crew is verified adequate to meet operations being conducted,
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Cockpit oxygen quantity indicator is verified operative, and
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Repairs are made within three flight days.
Note
Aircraft cannot take off with less than 750 Liters of oxygen available for crew use.
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Make sure the inoperative bottle(s) shutoff valve is closed.
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Post a placard in the cockpit noting the number and nominal sizes (in liters) of remaining operative bottles.
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Plan flight to operate below 10,000 feet MSL, and
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Make sure the cockpit oxygen quantity indicator is operative.
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Make sure the oxygen supply to flight crew is adequate to meet operations being conducted including planning for “Smoke in the Cockpit” procedure. Oxygen duration may be factored using the duration data provided in Table 1.
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Plan flight in accordance with applicable operational FAR. Oxygen duration may be factored using the duration data provided in Table 1.
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Brief passengers that flight will be conducted at low altitude.
Note
Aircraft cannot take off with less than 750 Liters of oxygen available for crew use.
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