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737 MAX Flight Crew Operations Manual
Warning Systems -
System Description
15.20.22
MN-FLT-OH-201
The weather radar automatically begins scanning for windshear when:
• thrust levers set for takeoff, even if engine is off or IRS not aligned, or
1B401, 1B402, 1B801 - 1B824
• in flight below 2,300 feet RA (predictive windshear alerts are issued
below 1,800 feet RA).
AURAL
ALERT
VISUAL ALERT
DESCRIPTION
WINDSHEAR
AHEAD
Red WINDSHEAR on
both attitude indicators
RED windshear
symbol on navigation
display
Red WINDSHEAR
message on navigation
display (all modes)
Windshear close to and directly
ahead of the airplane detected by the
weather radar.
Enabled during takeoff, below 1,200
feet RA.
Predictive windshear symbol on the
navigation display shows windshear
position (expanded MAP, center
MAP, expanded VOR or expanded
APP modes only).
GO AROUND,
WINDSHEAR
AHEAD
Red WINDSHEAR on
both attitude indicators
RED windshear
symbol on navigation
display
Red WINDSHEAR
message on navigation
display (all modes)
Windshear within 1.5 miles and
directly ahead of the airplane
detected by the weather radar.
Enabled during approach, below
1,200 feet RA.
Predictive windshear symbol on the
navigation display shows windshear
position (expanded MAP, center
MAP, expanded VOR or expanded
APP modes only).
MONITOR
RADAR
DISPLAY
RED windshear
symbol on navigation
display
Amber WINDSHEAR
message on navigation
display (all modes)
Windshear within 3 miles and ahead
of the airplane detected by the
weather radar.
Enabled during takeoff and
approach, below 1,200 feet RA.
Predictive windshear symbol on the
navigation display shows windshear
position (expanded MAP, center
MAP, expanded VOR or expanded
APP modes only).
October 26, 2021
Содержание 737-8
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