737 MAX Flight Crew Operations Manual
Supplementary Procedures -
Engines, APU
SP.7.6
MN-FLT-OH-201
#Engine Crossbleed Start
Do not accomplish a crossbleed start during pushback.
Before using this procedure, ensure that the area to the rear is clear.
Engine BLEED air switches............................................................... ON
APU BLEED air switch ....................................................................OFF
PACK switches..................................................................................OFF
ISOLATION VALVE switch ......................................................... AUTO
Ensures bleed air supply for engine start.
Engine thrust lever
(operating engine) ...................................................Advance thrust lever
Advance thrust lever until bleed duct pressure indicates 30 PSI.
Non–operating engine .......................................................................Start
Use normal start procedures with crossbleed air.
After starter cutout, adjust thrust on both engines, as required.
Setting N1 Bugs with No Operative FMC
(Manual N1 Bug Setting)
Reference the Performance – Inflight section to determine N1 setting for
desired phase of flight.
N1 SET outer knob........................................................................ BOTH
The last FMC computed value is displayed by reference N1 bugs
and readouts. If the FMC has not calculated an input since power up,
a default value of 104% is displayed.
N1 SET inner knob........................................................................ Set N1
Note:
If the N1 SET outer knob is returned to the AUTO position,
the bugs and readouts will revert to the last FMC computed
value or 104% if the FMC has not calculated an input since
power up.
March 1, 2021