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A330/A340<br />
FLIGHT CREW<br />
OPERATING MANUAL<br />
<strong>AIRCRAFT</strong> <strong>SYSTEMS</strong><br />
AUTO FLIGHT - FLIGHT GUIDANCE<br />
AP/FD LATERAL MODES<br />
‐ The flight crew selects GA mode<br />
‐ LAND mode has engaged<br />
‐ The flight crew presses the APPR pb to deselect the non-ILS approach<br />
‐ The flight crew deselects both AP/FDs.<br />
ENGAGEMENT CONDITIONS<br />
NAV mode engages:<br />
‐ Automatically at 30 ft RA after takeoff (if armed on the ground)<br />
‐ When the flight crew orders “DIR TO” (except below 700 ft RA in LOC mode)<br />
‐ When the flight crew pushes in the HDG/TRK knob when the aircraft is close to (within ∼ 1 nm<br />
of) the active flight plan leg<br />
‐ Automatically in flight when NAV is armed and the aircraft reaches the capture zone for the<br />
active flight plan leg.<br />
CAUTION When NAV is armed, it will automatically engage if:<br />
‐ The aircraft track line intercepts the flight plan before the TO waypoint, and<br />
‐ The intercept waypoint (INTCPT) is displayed on the ND, and<br />
‐ The aircraft reaches the active flight plan leg.<br />
Note: The TO waypoint is displayed in white on NDs and MCDUs.<br />
DISENGAGEMENT CONDITIONS<br />
The NAV mode disengages when:<br />
‐ Any other lateral mode is engaged<br />
‐ The flight plan is lost or the aircraft enters a flight plan discontinuity<br />
‐ At MDA-50 ft when APP NAV is engaged.<br />
RJA A330/A340 FLEET DSC-22_30-60 P 3/6<br />
FCOM ← C → 20 AUG 10
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