737 MAX Flight Crew Operations Manual
Automatic Flight -
System Description
4.20.8
MN-FLT-OH-201
• FLARE (armed) – during a dual A/P ILS approach, FLARE is displayed
after LOC and G/S capture and below 1500 feet RA. The second A/P
couples with the flight controls and A/P go–around mode arms
• FLARE (engaged) – during a dual A/P ILS approach, flare engages at
50 feet radio altitude. FLARE accomplishes the autoland flare
maneuver.
Roll Modes
• LNAV (armed) – the AFDS is armed (prior to takeoff) to engage LNAV
at 50 feet RA
• LNAV (armed) – in the approach phase and a missed approach exists in
the flight plan
• LNAV (engaged) – the AFDS intercepts and tracks the active FMC
route. Either of the following capture criteria must be met:
•on any heading and within 3 NM of the active route segment
•if outside of 3 NM of active route segment, airplane must be on an
intercept course of 90 degrees or less and intercept the route segment
before the active waypoint.
• HDG SEL – the airplane is turning to, or is on the heading selected in
the MCP Heading Display
• VOR/LOC (armed) – AFDS is armed to capture selected VOR or LOC
COURSE
• VOR/LOC (engaged) – AFDS tracks selected VOR course or tracks
selected localizer course along the inbound front course bearing.
1B785, 1B786, 1J585 - 1J594
• FAC (armed) – the AFDS is armed to capture the IAN final approach
course (as installed)
1B785, 1B786, 1J585 - 1J594
• FAC (engaged) – the AFDS tracks the IAN final approach course along
the inbound course bearing (as installed).
1B785, 1B786, 1J585 - 1J594
• B/CRS (armed) – the AFDS is armed to capture the localizer final
approach back course (as installed)
1B785, 1B786, 1J585 - 1J594
• B/CRS (engaged) – the AFDS tracks the localizer final approach course
along the inbound back course bearing (as installed).
1B785, 1J585 - 1J594
• ROLLOUT (armed) – annunciates below 1500 feet radio altitude (as
installed).
1B785, 1J585 - 1J594
• ROLLOUT (engaged) – at touchdown the AFDS uses rudder and nose
wheel steering to keep the airplane on the localizer centerline (as
installed).
Autopilot Control Wheel Steering
CWS Engage Switch Selected
Pushing a CWS engage switch engages the A/P pitch and roll axes in the CWS
mode and displays CWS P and CWS R on the FMAs.
March 1, 2021
