787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Air Systems -
EICAS Messages
Copyright © The Boeing Company. See title page for details.
2.50.2 D615Z003-TBC
Message Level Aural Condition
HIGH CABIN ALT
MODE
Memo The Cabin Altitude Warning limit is set
higher than 10,000 feet due to a high
takeoff or landing altitude.
LANDING
ALTITUDE
Advisory One of these occurs:
• the FMC does not supply a landing
altitude
• the landing altitude selector is pulled
LIQUID CLG
QTY L, R
Advisory The affected liquid cooling system quantity
is low.
LIQUID
COOLING L
Caution Beeper A left liquid cooling system fault occurs.
LIQUID
COOLING R
Caution Beeper A right liquid cooling system fault occurs.
OUTFLOW
VA LV E A F T, F W D
Advisory One of these occurs:
• Automatic control of the affected
outflow valve is inoperative
• The affected outflow valve switch is
in manual
PACK ALTITUDE
LIMIT
Caution Beeper Airplane altitude is limited because pack
flow is too low and the equipment cooling
system is in the override mode.
PACK L, R Advisory The affected pack is inoperative.
PACK L+R Caution Beeper Both packs are inoperative.
PACK MODE L, R Advisory The affected pack is in the standby mode.
RECIRC FAN
LWR, UPR OFF
Advisory The affected recirculation fan switch is Off.
TRIM AIR L, R Advisory The trim air valve is closed.
VENTILATION
ALTN
Advisory The alternate ventilation system is on.
August 14, 2009