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(7) Pitch trim position indication
The pitch trim numbers are in green. They become amber, if green and yellow hydraulic system
pressure decreases.
The “PITCH TRIM” legend is in white. It becomes amber, if the pitch trim jams.
(8) Yaw control indications
(A) Rudder position indication
It is normally in green. The rudder symbol becomes amber, if the blue, green, and yellow
hydraulic pressures are low.
(B) Rudder Travel Limiter
Indicates the high-speed position.
(C) Rudder trim position
It is normally in blue. It becomes amber, if the rudder trim reset fails.
(9) LAF DEGRADED indication
The indication comes on in amber when the LAF normal law is not available when there is a
failure of hydraulic accumulator, ELAC, SEC, aileron/spoiler servojack, etc.
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
FLIGHT CONTROLS
FLIGHT CONTROL SYSTEM - CONTROLS AND INDICATORS
A318/A319/A320/A321 FLEET DSC-27-20-30 P 20/28
FCOM 19 AUG 10
ECAM F/CTL PAGE
Applicable to:
(1) Spoilers/Speedbrakes’ Indication
(2) Hydraulic System Pressure Indication
It is normally green. It becomes amber, if the hydraulic system’s pressure decreases.
(3) ELAC/SEC Indication
Normally green. Changes to amber if there is a failure in the ELAC or the SEC, or if ELAC or
SEC pushbutton is off, or if both flight control data concentrators (FCDCs) fail.
The surrounding box is normally grey. It changes to amber if the ELAC or SEC indication does.
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
FLIGHT CONTROLS
FLIGHT CONTROL SYSTEM - CONTROLS AND INDICATORS
A318/A319/A320/A321 FLEET DSC-27-20-30 P 21/28
FCOM 19 AUG 10
(4) Aileron position indication
It is indicated with a white scale and green index. It changes to amber, when neither (green nor
blue) servojack is available.
(5) Aileron and elevator actuator indication
“G” and “B” are normally displayed in green.
They become amber, in the case of a green or blue hydraulic system low pressure. The partial
box also becomes amber, if the associated computer or actuator fails.
(6) Elevator position indication
It is indicated with a white scale and green index. The index becomes amber, when both
associated actuators are not available.
(7) Pitch trim position indication
The pitch trim numbers are in green. They become amber, if green and yellow hydraulic system
pressure decreases.
The “PITCH TRIM” legend is in white. It becomes amber, if the pitch trim jams.
(8) Yaw control indications
(A) Rudder position indication
It is normally in green. The rudder symbol becomes amber, if the blue, green, and yellow
hydraulic pressures are low.
(B) Rudder Travel Limiter
Indicates the high-speed position.
(C) Rudder trim position
It is normally in blue. It becomes amber, if the rudder trim reset fails.
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
FLIGHT CONTROLS
FLIGHT CONTROL SYSTEM - CONTROLS AND INDICATORS
A318/A319/A320/A321 FLEET DSC-27-20-30 P 22/28
FCOM 19 AUG 10
ECAM F/CTL PAGE
Applicable to:
(1) Spoilers/Speedbrakes’ Indication
(2) Hydraulic System Pressure Indication
It is normally green. It becomes amber, if the hydraulic system’s pressure decreases.
(3) ELAC/SEC Indication
ELAC and SEC labels ‐ are always displayed in white
‐ The computer number is normally in green, and boxed in grey.
The number and box become amber, if the computer fails, or is switched OFF.
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
FLIGHT CONTROLS
FLIGHT CONTROL SYSTEM - CONTROLS AND INDICATORS
A318/A319/A320/A321 FLEET DSC-27-20-30 P 23/28
FCOM 19 AUG 10
(4) Aileron position indication
It is indicated with a white scale and green index. It changes to amber, when neither (green nor
blue) servojack is available.
(5) Aileron and elevator actuator indication
“G” and “B” are normally displayed in green.
They become amber, in the case of a green or blue hydraulic system low pressure. The partial
box also becomes amber, if the associated computer or actuator fails.
(6) Elevator position indication
It is indicated with a white scale and green index. The index becomes amber, when both
associated actuators are not available.
(7) Pitch trim position indication
The pitch trim numbers are in green. They become amber, if green and yellow hydraulic system
pressure decreases.
The “PITCH TRIM” legend is in white. It becomes amber, if the pitch trim jams.
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A320机组操作手册FLIGHT CREW OPERATING MANUAL 3(39)
