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Displayed (green) – reference N1 limit.
Displayed (magenta) – target FMC commanded N1 when VNAV is engaged and:
• the autothrottle is engaged in THR or THR REF mode, or
• the autothrottle is not engaged.
Displayed:
• (white) – momentary difference between engine N1 and N1 commanded
by thrust lever position
• (amber filled) – difference between engine N1 and commanded N1
exceeds normal operating parameters. EICAS alert message ENG
THRUST (L or R) is displayed.
Displayed (amber).
Displayed (green) – thrust reference calibrated for N1.
1 N1 Red Line
2 Reference/Target N1 Indication
4 Commanded N1 Sector
4Maximum N1 Line
5 Reference N1
102.4
N1
102.4
21.5 21.5
EICAS DISPLAY
1
2
5
3
4
787 Flight Crew Operations Manual
Engines, APU -
Controls and Indicators
7.10.6 Boeing Proprietary
EGT Indications
Displayed (red) – maximum takeoff EGT limit.
Displayed (amber) – maximum continuous EGT limit.
Displayed (red):
• with the FUEL CONTROL switch in CUTOFF, or
• with the N3 RPM below idle.
EGT (degrees C), displayed:
• (white) – normal operating range
• (amber) – maximum continuous limit reached
• (red) – maximum start or takeoff limit reached.
Displayed:
• (white) – normal operating range
• (amber) – maximum continuous limit reached
• (red) – maximum start or takeoff limit reached.
1 EGT Red Line
2 EGT Amber Band
3 EGT Start Limit Line
4 EGT
5 EGT Indication
EGT
588 588
EICAS DISPLAY
1
2
3
4
5
787 Flight Crew Operations Manual
Engines, APU -
Controls and Indicators
Boeing Proprietary 7.10.7
Anti–Ice Indications
Displayed (green) – engine anti-ice is on.
Displayed (green) – wing anti-ice is on.
In–Flight Start Envelope
1 Engine Anti-ice Indication
2 Wing Anti-Ice Indication
WAI WAI
EAI EAI
EGT
N1
588 588
21.5 21.5
EICAS DISPLAY
2
1
EGT
N1
188
FL 300 240-330 KTS
21.5
EICAS DISPLAY
1
787 Flight Crew Operations Manual
Engines, APU -
Controls and Indicators
7.10.8 Boeing Proprietary
Displayed (magenta) – airspeed range for an in-flight start at the current flight
level or maximum flight level (whichever is less) when the respective engine fire
switch is in and:
• a FUEL CONTROL switch is in CUTOFF, or
• engine N3 RPM is below idle.
Cross Start Indications
Displayed (magenta):
• the in-flight start envelope is displayed, and
• altitude and airspeed are within the in-flight cross start (starter assist)
envelope.
Secondary Engine Indications
See Chapter 10, Flight Instruments, Displays, for display selection of Secondary
Engine indications.
1 In-Flight Start Envelope
1 CROSS START Indication
N2
N3
X-START
10.8 66.4
8.5 21.5
SECONDARY ENGINE DISPLAY
1
787 Flight Crew Operations Manual
Engines, APU -
Controls and Indicators
Boeing Proprietary 7.10.9
Secondary Engine Display
Displays:
1 Secondary Engine Display
• N2 RPM
• N3 RPM
• fuel flow (FF)
• oil pressure
• oil temperature
• oil quantity
• vibration.
102.4
N1
TAT +14c TO1
TPR
102.4
EGT
N1
N2
FF
588 588
OIL QTY
VIB
PRESS
TEMP
OIL
OIL
N3
N1
106
20
0.8
106
20
0.8
28 28
66.4
2 0 .
21.5
21.5
21.6
66.4
2 0 .
21.5
21.5
21.6
1000
LBS X
SAT
TOTAL FUEL
TEMP +13c
FUEL
GROSSWT
+10c
640.0 243.4
EICAS DISPLAY
1
787 Flight Crew Operations Manual
Engines, APU -
Controls and Indicators
7.10.10 Boeing Proprietary
N2 Indications
N2 RPM (%), displayed:
• (white) – normal operating range
• (red) – operating limit reached.
N2 RPM operating limit, displayed (red).
N2 RPM, displayed:
• (white) – normal operating range
• (red) – operating limit reached.
Starting Modes and Idle Target Indication
Displayed (green) –
• engine is commanded to run and is running
• blanks TBD seconds after achieving idle rpm.
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787机组操作手册Flight Crew Operations Manual 2(49)
