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737 MAX Flight Crew Operations Manual
Anti-Ice, Rain -
Controls and Indicators
MN-FLT-OH-201
3.10.3
Probe Heat Panel
1
Probe Heat Lights
Illuminated (amber) – related probe not heated.
Note:
If operating on standby power, probe heat lights do not indicate system
status.
2
PROBE HEAT Switches
ON – power is supplied to heat related system.
AUTO – power is automatically supplied to both A and B probe heat systems
when either engine is running.
Engine Anti–Ice Panel
FORWARD OVERHEAD PANEL
CAPT
TEMP
PITOT
VANE
R ALPHA
PITOT
R ELEV
PITOT
PITOT
F/O
HEAT
B
PROBE
A
ON
AUTO
VANE
L ALPHA
PROBE
PITOT
L ELEV
AUX
1
2
1
ON
OFF
COWL
COWL VALVE
ENG
ANTI-ICE
2
COWL
ANTI-ICE
ANTI-ICE
COWL VALVE
ENG
ENG
ANTI-ICE
ANTI-ICE
FORWARD OVERHEAD PANEL
2
3
4
1
March 1, 2021