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P-3C Engine Turn (T56-A-14) > Lights > Flashcards

Lights Flashcards

0
Q

What is the corrective action for a “FUS DUCT HOT” light?

A

ON GROUND:

Secure ground AC and all engine and APU bleed air and return to the line.

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1
Q

What is the probable cause for a “FUS DUCT HOT” light?

A 
Leak from:
-Bleed Air Manifold
-APU Bleed Air Lines
-EDC Plumbing
.....in the area around crosship manifold creating excessive heat.
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2
Q

What is the probable cause for a “CABIN PRESS” light?

A

Light becomes illuminated at 10,000(+/- 500) ft. Light out by 8,000 feet on descent.

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3
Q

What is the probable cause for a “MASTER DE-ICING” light?

A

Fault in deicing system/bomb bay heat system.

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4
Q

What is the corrective action for a “MASTER DE-ICING” light?

A

Locate corresponding fault on overhead panel.

Activate/secure associated system as required.

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5
Q

What is the probable cause of an “ELEC POWER” light?

A
  • Gen 2, 3, 4 OFF light is on.

- Overheat of TR No. 1, 2, or 3.

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6
Q

What is the corrective action for an “ELEC POWER” light?

A

Locate corresponding fault on overhead panel.

Reset/secure associated system.

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7
Q

What is the probable cause of a “PRESS SYSTEM” light?

A
  • Oil pressure low L/R EDC
  • Oil temperature high L/R EDC
  • Cabin Exhaust Fan INOP
  • Refrigeration Duct overheat warning
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8
Q

What is the corrective action for a “PRESS SYSTEM” light?

A

Locate corresponding fault on overhead panel. Secure associated faulty system.

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9
Q

What is the probable cause for a “RACK OVHT” light?

A
  • Electric Rack overheat condition exists.

- MAIN DC BUS failure.

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10
Q

What is the corrective action for a “RACK OVHT” light?

A
  • Initiate “Fire of Unknown Origin” checklist/procedures.
  • Locate corresponding rack overheat light.
  • provide required cooling or secure equipment as required.
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11
Q

What is the probable cause for an “IFF” light?

A
  • Mode 4 zeroized.
  • Self-test function of computer has detected a faulty computer.
  • Transponder not replying to proper Mode 4 interrogations.
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12
Q

What is the corrective action for an “IFF” light?

A
  • Ensure MASTER switch is in NORM.
  • MODE 4 toggle switch ON.
  • Proper code selected.
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13
Q

What is the probable cause for a “START VALVE” light?

A

1 of 4 Engine Start Valves is open.

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14
Q

What is the corrective action for a “START VALVE” light?

A
  • Check for corresponding light on overhead panel.

- Shut down related engine by pulling associated E-handle.

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15
Q

What is the probable cause for a “FLAP ASYM” light?

A

Flap Asymmetry System has been tripped.

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16
Q

What is the probable cause for a “DOORS OPEN” light?

A

Cabin/HSC door not locked.

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17
Q

What is the probable cause for a “1 HYD PRESS” light?

A

Hydraulic Pump 1 output pressure is below 1,800 psi.

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18
Q

What is the corrective action for a “1 HYD PRESS” light?

A

Turn off Hydraulic Pump 1

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19
Q

What is the probable cause of a “1A HYD PUMP” light?

A

Hydraulic Pump 1A output pressure is below 1,800 psi.

20
Q

What is the corrective action for a “1A HYD PUMP” light.

A

Turn off Hydraulic Pump 1A.

21
Q

What is the probable cause for a “2 HYD PRESS” light?

A

Hydraulic Pump 2 output pressure is below 1,800 psi.

22
Q

What is the corrective action for a “2 HYD PRESS” light?

A

Turn off Hydraulic Pump 2

23
Q

What is the probable cause of an “NTS INOP” light?

A

Inoperative NTS system.

24
Q

What is the corrective action for a n “ NTS INOP” light?

A
  • continue holding out on feather button.
  • pull e-handle.
  • push feather button.
25
Q

What is the probable cause of a “GEN MECH FAIL” light?

A

Primary generator drive and bearing failure.

26
Q

What is the corrective action for a “GEN MECH FAIL” light?

A

Place respective generator off and perform emergency shutdown procedures if requred.

27
Q

What is the probable cause of a “CHIPS” light?

A

Metal particles on magnetic plug in power section or gearbox.

28
Q

What is the corrective action for a “CHIPS” light?

A

Check for secondary indications and if noted perform emergency shutdown procedures. If no secondary indications continue and monitor.

29
Q

What is the probable cause of an “OIL HOT” light?

A

Engine oil temp above 100°

30
Q

What is the corrective action for an “OIL HOT” light?

A

BETA limits (100° for 30 minutes)
Open inducer valves for oil cooler augmentation.
ALPHA limits (100° for 5 minutes)
Open oil cooler flaps to cool engine oil.

31
Q

What is the probable cause for an “OIL PRESS” light?

A

-Engine oil pressure below 40psi
or
-Gearbox oil pressure below 130psi

32
Q

What is the corrective action for an “OIL PRESS” light?

A

If engine pressure is within limits continue operation. If not execute emergency shutdown procedures.

33
Q

What is the probable cause of a “PROP PUMP” light?

A

Reduced flow and drop in pressure from prop 1 or 2 due to pump failure, obstruction or low oil level.

34
Q

What is the corrective action for a “Prop pump” light?

A

Continue engine operation and refer to Prop Malfunctions chapter in NATOPS.

35
Q

What is the probable cause of a “FIRE WARNING” light?

A

A fire exists in either the Engines or APU

36
Q

What is the corrective action for a “FIRE WARNING” light?

A

-APU) evacuate the aircraft immediately.
-(ENGINE) perform engine emergency shutdown procedures.
*Pull E-handl
*Discharge HRD
•Pull start button
•Notify control tower
•Set “OIL TANK SHUTOFF VALVE” circuit breaker

37
Q

What is the probable cause for a “WING HOT” light?

A

Air temperature in wing plenum exceeds safe limits.

MAINT NOTE
May be caused by a leak in the Bleed Air Manifold or EDC plumbing

38
Q

What is the corrective action for a “WING HOT” light?

A

Secure wing deicing.

39
Q

What is the probable cause for a “LE HOT” light?

A

Wing leading edge skin temperature has increased in excess of 110° C.

MAINT NOTE
(One of the modulating valves is either stuck open or not modulating)

40
Q

What is the probable cause for a “HTR OUT” light?

A

Electrical flow to pitot heater elements has been interrupted or current flow detector is inop.

41
Q

What is the corrective action for a “HTR OUT” light?

A

Check respective bus and monitor for proper operation.

42
Q

What is the probable cause for a “START VALVE” light?

A

Start control valve is open for respective engine.

43
Q

What is the corrective action for a “START CONTROL VALVE” light

A

*If light remains on or comes on after start, pull E-handle

44
Q

What is the probable cause for a “GEN OFF” light

A
  • Gen failure
  • Over/Under frequency
  • Over/Under voltage
  • Feeder fault
  • Sup Panel failure
  • TR 2/3 failure
  • Associated bus monitoring switch “OFF”
45
Q

What is the corrective action for a “GEN OFF” light?

A
  • Put associated BUS MONITORING switch “ON”
  • Perform generator reset procedures
  • Ensure GEN 4 AUX CONT and GEN 4 TRANS circuit breakers are set.
46
Q

What is the probable cause for a “TR OVHT” light?

A

TR overheated.

47
Q

What is the corrective action for a “TR OVHT” light?

A

Pull respective breaker (#3 FLC, #2 MLC)

P-3C Engine Turn (T56-A-14) (9 decks)

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