Annunciator Lights Flashcards

1
Q

Basic ATT-1, Basic ATT-2 (N961CE Only)

A

Light illuminates on test but has no function.

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2
Q

APU GEN OFF (MC)

A

Indicates APU is operating but APU generator is not in use.

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3
Q

APU GEN FEEDER FAULT (MC)

A

APU generator differential protection fault for APU generator distribution system. AC X-tie locked open. (-83 only)

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4
Q

L/R GEN FEEDER FAULT (MC)

A

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)

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5
Q

(L,R) AC BUS OFF (MC)

A

Respective generator bus not powered.

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6
Q

(L,R) GEN OFF (MC)

A

Respective generator relay is open.

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7
Q

(L,R) CSD OIL PRESS LOW (MC)

A

Respective oil pressure in CSD is below limits.

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8
Q

EMER LIGHT NOT ARMED (No MC)

A

EMER LTS switch is in OFF or ON position.

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9
Q

AC CROSSTIE LOCKOUT (No MC)

A

AC Crosstie relay is locked open and automatic crosstie is inop.

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10
Q

BATTERY OFF (No MC)

A

Batt switch is in off position. (961CE only)

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11
Q

DC TRANSFER BUS OFF (No MC)

A

DC Transfer bus is not powered.

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12
Q

DC BUS OFF (MC)

A

Indicates either Left or Right DC bus is not powered.

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13
Q

(L,R) ENG ANTI-ICE ON

A

Engine anti-ice system is on. NOTE: When any engine anti-ice valve is open, light will illuminate regardless of switch position.

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14
Q

WING ANTI-ICE ON

A

Indicates switch position is on.

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15
Q

FUEL LEVEL LOW (MC)

A

Indicates fuel quantity of approximately 2,500 lbs in either Main Tank. (-83 only)

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16
Q

BATTERY CHARGER (MC)

A

Indicates battery charger has failed. (961CE only)

17
Q

(L,R) ICE PROTECT TEMP HIGH (MC)

A

Air delivered to pneumatic crossfeed duct is above normal operating temperature, indicating malfunction in temp control system.

18
Q

AIRFOIL ICE PROT PRESS ABNORMAL (MC)

A

Low or unbalanced pressure in Airfoil or Tail ice protection system. With switch in off position indicates malfuction of ice protection pressure regulator.

19
Q

(L,R) ICE PROTECT TEMP LOW (No MC)

A

Air delivered to system is below normal operating temp. Can be malfunction in temp control system, but is common at low power settings during descent.

20
Q

(L,R) ENG VALVE (No MC)

A

Disagreement between ANY engine anti-ice valve and switch position.

21
Q

TAIL DE-ICE ON

A

De-icing selected for leading edge of horizontal stabilizer.

22
Q

PITOT/STALL HEATER OFF (MC)

A

METER SEL & HEAT selector is in OFF position. With selector in any other position, indicates loss of electrical power to one or more pitot tube or stall/AOA vanes. At least one of six heaters is inoperative.

23
Q

ICE PROT SUPPLY PREE HI (MC)

A

Excessive duct pressure (above 22 psi) from malfunction of ice prot pressure regulating valve.

24
Q

(L,R) FUEL HEAT ON

A

Shutoff valve in engine bleed air supply line to air/fuel heat exchanger is open.

25
Q

ENG SYNC ON (MC)

A

ENG SYNC selector is in N1 or N2 position with gear handle down.

26
Q

(L,R) START VALVE OPEN (No MC)

A

Engine starter butterfly valve is open.

27
Q

(L,R) OIL STRAINER CLOGGING (MC)

A

Excessive differential pressure across main engine oil system filter.

28
Q

(L,R) OIL PRESS LOW (MC)

A

Low engine oil pressure.

29
Q

(L,R) INLET FUEL PRESS LOW (MC)

A

Low fuel supply pressure at engine.

30
Q

(L,R) FUEL FILTER PRESS DROP (MC)

A

Differential pressure at main engine fuel system filter.

31
Q

ART INOP (MC)

A

Failure in system that causes automatic reserves thrust to be unavailable, or ART switch is in OFF position.

32
Q

YAW DAMP OFF (No MC)

A

Yaw damper is not operating.

33
Q

MAIN CARGO SMOKE (MW)

A

Smoke detected in main cargo compartment.

34
Q

AFT AUX FUEL PUMP PRESS LOW (MC)

A

AFT AUX PUMP switches ON, TEST, AUTO but not transfering fuel (-83 only)

35
Q

FWD AUX FUEL PUMP PRESS LOW (MC)

A

FWD AUX PUMP switches ON, TEST, AUTO but not transfering fuel (-83 only) NOTE: In 961CE light will test but has no function.

36
Q

CABIN OXYGEN ON

A

OXYGEN MASK EJECT switch behind FO seat is activated. The DECOMPRESSION ALERT, OXYGEN MASK ON lights will illuminate in the supernumerary compartment.

37
Q

GPWS FAIL (No MC)

A

GPWS inop