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GACA FAA A320 Type Rating Oral > Fault Lights > Flashcards

Fault Lights Flashcards

1
Q

What does steady illumination of the amber IR FAULT light indicate?

A

The respective IR is lost.

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2
Q

What does flashing of the amber IR FAULT light indicate?

A

Attitude and Heading information may be recovered in ATT mode (you have lost the navigation portion).

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3
Q

What does the amber ADR FAULT light indicate?

A

A fault is detected in the Air Data Reference system.

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4
Q

What does the red FAULT light on the RAT & EMER GEN pb indicate?

A

Emergency generator is not supplying power when AC bus 1&2 are not powered, also during the 8 second
RAT extention

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5
Q

What does the SMOKE light in the GEN 1 LINE pb indicates?

A

Smoke detected in the avionics ventilation ducting.

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6
Q

Will there be any other indications of avionics smoke?

A

ECAM warning and amber FAULT lights in the EXTRACT and BLOWER pbs on the VENTILATION
panel.

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7
Q

What does an amber FAULT light in the SYS pb indicate on the GPWS panel? Is the terrain mode
affected?

A

Any failure of GPWS mode 1 through 5, NO terrain mode is not affected.

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8
Q

What does an amber FAULT light in the TERR pb indicate on the GPWS panel?

A

Predictive mode fail, terrain is not shown on the ND.

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9
Q

What does an amber FAULT light in the APU MASTER SW pb indicates?

A

An APU auto shutdown has occurred.

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10
Q

What does an amber FAULT light in the APU BLEED pb mean?

A

APU bleed leak

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11
Q

What does a FAULT light in the ENG ANTI ICE pb indicate?

A

Switch- valve disagreement

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12
Q

What does a fault light in the wing anti ice pushbutton indicate

A

• Low pressure is detected
• Switch- valve disagreement
Note: The amber FAULT light comes on briefly as the valves transit.

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13
Q

What does an amber FAULT light in the MODE SEL pb indicate?

A

Both automatic pressure controllers are faulty.

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14
Q

What would cause amber PACK FAULT light to illuminate?

A

• Pack outlet overheat
• Compressor outlet overheat
• Switch position disagreement with pack flow control valve
Note: FAULT light will be illuminated during preflight as no bleed air is supplied.

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15
Q

What does the amber FAULT light in the APU BLEED pb indicate?

A

Bleed leak (APU bleed valve closes)

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16
Q

What causes the amber FAULT light on the ENG BLEED pb?

A
  • Bleed valve is not closed during Engine start
  • Bleed valve is not closed with APU bleed on
  • Overpressure downstream of the bleed valve.
  • Overheat
  • Leak (wing or engine leak on the related side)
17
Q

What does the amber HOT AIR FAULT light indicate?

A

• Duct overheat is detected (The Hot Air and Trim Air valves will close automatically).

18
Q

What does the amber FAULT light in the (GALY &CAB) pb indicate?

A

The load on any generator is more than 100% of rated output.

19
Q

What does a FAULT on the ENG GEN pb indicate?

A
  • The associated generator control unit (GCU) trips it.

* The generator line contactor is open (switch is not selected off).

20
Q

When is it normal to see the ENG GEN FAULT light illuminated?

A

Prior to engine start

21
Q

What does the APU GEN FAULT light indicate?

A
  • The associated generator control unit (GCU) trips it.

* The generator line contactor is open (switch is not selected off).

22
Q

When is the APU GEN FAULT light inhibited?

A
  • APU speed too low

* Line contactor OPEN after EXT PWR or ENG Generator takes over

23
Q

What does an IDG FAULT light indicate? When is it inhibited?

A
  • Oil pressure low (inhibited when N2 < 14%)
  • Oil outlet temperature overheat
  • Light is inhibited when IDG is disconnected
24
Q

What does a BAT FAULT light indicate?

A

Battery charging current is outside limits (An indication that battery is faulty).

25
Q

What will cause a FUEL MODE SEL PB FAULT light?

A

Center tank has more than 250 kg and either wing tank has less than 5000 kg.

26
Q

What does an amber FAULT light in the FUEL PUMP pb indicate?

A

Fuel delivery pressure drops.

27
Q

If the FAULT light in the PTU pb is ON, are there any other indications on the HYD Panel?

A

Yes – also a FAULT light illuminated in the respective ENG PUMP pb

28
Q

What does an amber FAULT light in the PTU pb indicate

A

Overtemp in reservoir
• Low air pressure in the reservoir
• Low quantity in the reservoir

29
Q

What does an amber FAULT light in the ENG PUMP pb indicate

A
  • Pump pressure low
  • Overtemp in reservoir
  • Low air pressure in the reservoir
  • Low quantity in the reservoir
30
Q

What does a FAULT light in the BLUE or YELLOW ELEC PUMP pb indicate

A
  • Pump pressure low
  • Overtemp in reservoir
  • Low air pressure in the reservoir
  • Low quantity in the reservoir
  • Overheat in the pump
31
Q

What does the CARGO HEAT HOT AIR amber FAULT light indicate?

A

Duct overheat

32
Q

What does the CARGO HEAT AFT ISOL VALVE amber FAULT light indicate?

A

Valve disagreement of inlet or outlet valve

33
Q

What does the red SMOKE light in the FWD or AFT pb indicate?

A

• One channel detects smoke and the other is faulty

34
Q

What does a FAULT light on the BLOWER pb indicate?

A
  • SMOKE Warning is activated
  • Computer power supply failure
  • Low Blower pressure
  • Duct overheat
35
Q

What does a FAULT light on the EXTRACT pb indicate?

A
  • SMOKE Warning is activated
  • Computer power supply failure
  • Low Extract pressure
36
Q

With 2 FAULT lights on the VENTILATION panel are there any other indications?

A

Yes – The SMOKE light in the GEN 1 LINE pb.

37
Q

What does a fault light on the ENG panel indicate?

A
  • Auto Start Abort

* Switch disagreement between HP valve and it’s commanded position

GACA FAA A320 Type Rating Oral (24 decks)

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