Computed Caution (Amber) Messages; Fuel Imbalance; Eng 1/2 A/Ice Fail; Brake Degraded - Honeywell PRIMUS 1000 Pilot's Manual

Integrated avionics system for embraer 145
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COMPUTED CAUTION (AMBER) MESSAGES

BLD 1/2 TEMP -- This message results from a combination of
D
engine bleed air valve positions and high cooler outlet temperatures
on No. 1 and No. 2 engines.
ELEC EMER ABNORM -- This message is annunciated when the
D
contacts for any of the four generators, the APU generator, or the
GPU generator indicate they are closed but both the L and R
essential contacts also indicate they are closed.
FUEL IMBALANCE -- Fuel imbalance is displayed when both the
D
L and R fuel tank quantities indicate that they are valid and the
difference between the two tank quantities is 800 lbs (363 kg). The
message latches until the difference drops to 100 lbs (45 kg).
PITOT 1--2--3 INOP -- This message is displayed when the aircraft
D
is on the ground, either engine' s N
respective pitot status sensor indicates a failure, or, when the pitot
status sensor is valid and either N
ENG 1/2 A/ICE FAIL -- This message is displayed when the aircraft
D
is on the ground, either power lever is advanced, and the anti--ice
switch, engine bleed air pressure sensor, or engine anti--ice bleed
valve switch are not properly set. It is also displayed at altitudes less
than 23,000 feet, at thrust lever angles less than 43° , and when the
engine anti--ice indicates low pressure.
ENG 1--2 REV DISAGREE -- This message is displayed with the
D
aircraft on the ground. It indicates a disagreement between the
sensor or the thrust reverser being deployed and the hydraulic
pressure monitors for the reverse thrust.
BRAKE DEGRADED -- This message is displayed when either the
D
inboard or outboard brake indicates a degraded condition and either
main gear indicates down and locked.
A28--1146--112--00
PRIMUSr1000 Integrated Avionics System
2
is less than 50%.
2
Engine Instrument and Crew Alerting System (EICAS)
is above 60%, and the
5-27

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