737 MAX Flight Crew Operations Manual
Supplementary Procedures -
Flight Management, Navigation
MN-FLT-OH-201
SP.11.17
ALT INTV switch .............................................................................Push
Each push of the ALT INTV switch will delete an FMC altitude
constraint.
If all FMC altitude constraints are deleted, the descent mode will
revert to a VNAV speed descent.
Intervention of FMC Airspeed Constraints during VNAV
YC095, YC572, YC573, YF631 - YF832, YL801 - YM648, YN701 - YV671
SPD INTV switch .............................................................................Push
MCP IAS/MACH display shows current FMC target speed.
MCP speed selector ......................................................Set desired speed
VNAV remains engaged.
To resume former FMC speed:
SPD INTV switch...................................................................Push
MCP IAS/MACH display blanks and FMC commanded VNAV
speed is active.
Entering Waypoint Speed and Altitude Restriction (On Climb
or Descent Legs Only)
RTE LEGS page .............................................................................Select
Key–in desired speed and altitude, or speed only (followed by /), or
altitude only, into scratch pad.
An altitude followed by A or B signifies a requirement to be “at or
above” or “at or below” that altitude at the waypoint (for example,
key–in 220A or 240B).
Line select to desired waypoint line.
EXEC key .........................................................................................Push
Observe MOD RTE LEGS page changes to ACT.
Note:
This changes any prior speed and altitude restriction at this
waypoint.
Deleting Waypoint Speed and Altitude Restriction
RTE LEGS page .............................................................................Select
Push DEL key to enter DELETE in scratch pad. Line select to
appropriate waypoint line.
March 1, 2021
