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BV234 > Master Caution Annunciators > Flashcards

Master Caution Annunciators Flashcards

1
Q

ENG 1/2 FAIL (red)

A

N1 of indicated engine decayed below 65% with ECL in FLIGHT

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2
Q

ENG 1/2 OIL PRESS LOW (red)

A

Engine oil pressure is below 15-19 psi

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3
Q

ROTOR BRAKE ON (amber)

A

Rotor brake pressurized OR handle not stowed

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4
Q

ENG 1/2 OIL LEVEL (amber)

A

Sufficient engine oil remaining for 2 hours of flight at normal consumption rates

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5
Q

STEERING FAIL (amber)

A

Power steering electrical circuits failed OR steerable landing gear exceeded steering limits

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6
Q

DOOR UNLOCKED (amber)

A

Cabin door is unlocked

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7
Q

NO 1/2 DC ESS BUS (amber)

A

Electrical power to DC Essential Bus failed

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8
Q

AFCS* (amber)

A

AFCS failure, refer to AFCS panel indicator for failed system and axis

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9
Q

RAMP OPEN (amber)

A

Ramp is not locked

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10
Q

ENG 1/2 XMSN HOT (amber)

A

Engine transmission temp above 205*C

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11
Q

XMSN OIL HOT* (amber)

A

Oil in one of 5 transmissions above 140*C

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12
Q

HEATER HOT (amber)

A

Temp in heater outlet exceeds 300*C

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13
Q

L/R FUEL LOW (amber)

A

Fuel level in tank below 1200 pounds

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14
Q

XMSN OIL PRESS* (amber)

A

Main oil press in one of 5 transmissions below 20psi

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15
Q

L/R FUEL BOOST (amber)

A

Fuel press in fuel supply line less than 10psi

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16
Q

XMSN AUX PRESS* (amber)

A

Aux oil press in one of 5 transmissions less than 10psi

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17
Q

ENG 1/2 FUEL PRESS (amber)

A

Pressure in engine fuel supply line dropped below 10-13psi (not connected at engine)

18
Q

GEN 1/2 FAIL (amber)

A

Generator contactor has opened and generator offline

19
Q

GEN 1/2 HOT (amber)

A

Internal temp of generator has exceeded 150*C

20
Q

TR 1/2 FAIL (amber)

A

TR contactor has opened and TR is offline

21
Q

TR 1/2 HOT (amber)

A

Internal temp of TR exceeded 150*C

22
Q

NO 1/2 AC ESS BUSS (amber)

A

Power to AC Essential Bus failed

23
Q

AFT RAMP SMOKE (amber)

A

Smoke detected in ramp area

24
Q

BATTERY OFF (amber)

A

Battery switch is off
Battery relay opened automatically
Or battery relay has failed

25
Q

EMERG GEN BEARING (amber)

A

Emergency generator potential bearing failure

26
Q

HYD 1/2 PRESS (amber)

A

Pressure in flight controls hydraulic system below 2,000psi

27
Q

HYD OVERTEMP* (amber)

A

Fluid temp in one or both flight control hydraulic systems OR utility system exceed 138*C

Check overhead HYD indicator lights to identify system

28
Q

EMER HYD FAIL (amber)

A

Backup flight boost pump pressure less than 2,000psi

29
Q

L/R FUEL JETTISON (amber)

A

Indicates fuel jettison valve is open

30
Q

XMSN CHIP DET* (amber)

A

Metal particles detected in forward, combining, or aft transmission oil system, OR in aft vert shaft bearing

31
Q

APU ON (amber)

A

Both ECLs in FLIGHT, APU operating

32
Q

ENG 1/2 CHIP DET* (amber)

A

Metal particles detected in associated engine OR engine transmission lubrication system

33
Q

ICE DETECTED (amber)

A

Ice building on detector probe in aft pylon

34
Q

EXT PWR ON (green)

A

External AC or DC power online

35
Q

ENG STARTER (green)

A

One or both engine start switches are at MOTOR or START

36
Q

PARKING BRAKE ON (green)

A

Pressure in one or both brake systems greater than 550-620psi

37
Q

EMERG GEN READY (green)

A

Emergency Generator and Emergency TR systems available

38
Q

HOOK OPEN (green)

A

Cargo hook is open

39
Q

APU ON (green)

A

APU is up to speed

40
Q

GROUND CONTACT (green)

A

Left and/or right aft landing gear has made ground contact

41
Q

LDG LT ON (green)

A

One or both landing light filaments switch ON

42
Q

EMERG LTS OFF (green)

A

Emergency exit light switch is OFF

BV234 (18 decks)

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