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R ALTN T/R Advisory Option Right thrust reverser alternate
hydraulic source valve disagrees with commanded position.
R AOA PROBE Advisory Basic Right angle of attack probe heat
power or continuity loss.
R AUX PITOT Advisory Basic Right auxiliary pitot heat power
or continuity loss or incorrect power level.
R BLD DUCT LEAK Caution Basic Duct leak between right engine
and isolation valve.
R BUS ISOLATED Advisory Basic Right isolation bus tie
automatically or manually locked open.
R CTR ENT DOOR Advisory Basic Right center entry door
unlatched.
R DATALINK SYS Status Option The right ACARS MU failed or
wiring between the right ACARS MU and EICAS has failed.
R EICAS CMPTR Status Basic Right EICAS computer failed or
off.
R ELEC HYD OVHT Advisory Basic Right electrical pump
temperature excessive.
R ELEV PCU Status Basic Valve jammed in one or more
right elevator power control units.
 
R EMER DOOR Advisory Basic Right emergency door unlatched. 52-71-1
R ENG ANALOG N2 Status Basic Digital right N2 above idle and None
analog right N2 less than 40%.
R ENG ANTI-ICE Advisory Basic Right engine cowl anti-ice valve
switch disagree with engine running.
R ENG BLEED OFF Advisory Basic Right Engine Pressure Regulating
and Shutoff Valve closed with engine running. 30-21-1
36-11-1

R ENG BLEED VAL Caution Basic Right engine bleed air overheat. 36-11-2
R ENG CASE COOL Status Basic Right engine EEC channel-in¬ 75-24-1
control indicates both core vent
valves failed open.
 
Message Level Notes Condition MEL Item
R ENG EEC POWER Advisory Basic Right EEC powered by ground N/A
test power.
R ENG FAIL Caution Option Failure of the right engine in- None
flight based on N2 sub-idle and
low engine oil pressure.
 
R ENG FIRE LP 1 Status Basic Right engine fire loop 1 fire or
fault output.
R ENG FIRE LP 2 Status Basic Right engine fire loop 2 fire or
fault output.
R ENG FUEL FILT Advisory Basic Differential pressure across right
engine fuel filter approaches bypass.
R ENG FUEL FILT Status Basic Differential pressure across right
engine fuel filter approaches bypass.
R ENG FUEL VAL Advisory Basic Right engine fuel valve disagrees
with commanded position.
R ENG HI STAGE Advisory Basic Right engine bleed air
overpressure.
R ENG HYD OVHT Advisory Basic Right primary hydraulic pump
case drain overheated.
　
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