Annunciator Lights Flashcards
Basic ATT-1, Basic ATT-2 (N961CE Only)
Light illuminates on test but has no function.
APU GEN OFF (MC)
Indicates APU is operating but APU generator is not in use.
APU GEN FEEDER FAULT (MC)
APU generator differential protection fault for APU generator distribution system. AC X-tie locked open. (-83 only)
L/R GEN FEEDER FAULT (MC)
L/R generator differential protection fault has occured (between genreator and generator relay). AC X-tie locked open. AC CROSSTIE LOCKOUT light should be illuminated. (-83 only)
(L,R) AC BUS OFF (MC)
Respective generator bus not powered.
(L,R) GEN OFF (MC)
Respective generator relay is open.
(L,R) CSD OIL PRESS LOW (MC)
Respective oil pressure in CSD is below limits.
EMER LIGHT NOT ARMED (No MC)
EMER LTS switch is in OFF or ON position.
AC CROSSTIE LOCKOUT (No MC)
AC Crosstie relay is locked open and automatic crosstie is inop.
BATTERY OFF (No MC)
Batt switch is in off position. (961CE only)
DC TRANSFER BUS OFF (No MC)
DC Transfer bus is not powered.
DC BUS OFF (MC)
Indicates either Left or Right DC bus is not powered.
(L,R) ENG ANTI-ICE ON
Engine anti-ice system is on. NOTE: When any engine anti-ice valve is open, light will illuminate regardless of switch position.
WING ANTI-ICE ON
Indicates switch position is on.
FUEL LEVEL LOW (MC)
Indicates fuel quantity of approximately 2,500 lbs in either Main Tank. (-83 only)