Volume 3. CDC 2a353 - F-16/F-117 Aircraft Maintenance
Aircraft maintenance for F-16/F-117
- 1.The F-16's emergency power unit provides a self-contained backup source of
- A.
Aircraft electrical and hydraulic power
- B.
Thrust
- C.
Bleed air
- D.
System B hydraulic power
- 2.How long can the F-16's emergency power unit operate in the monopropellant mode?
- A.
20 minutes
- B.
10 minutes
- C.
30 minutes
- D.
As long as required
- 3.The F-16's emergency power unit's operation in the bleed air mode is intended to be
- A.
Used for in-flight emergencies
- B.
A last chance source of emergency power
- C.
A way to extend flight time
- D.
Used for ground functional test
- 4.What is the main electrical component of the F-16's emergency power unit (EPU) system?
- A.
Emergency generator
- B.
Speed controller
- C.
EPU/GEN test switch
- D.
Mode switch
- 5.All metal parts of the F-16's hydrazine fuel tank are constructed of
- A.
Chromium
- B.
Kevlar
- C.
Stainless steel
- D.
Aluminum
- 6.At what pressure does the F-16's emergency power unit nitrogen valve regulate nitrogen pressure?
- A.
500 (+- 50) psig
- B.
400 (+- 20) pounds per square inch gage (psig)
- C.
3000 (+- 100) psig
- D.
4000 (+- 100) psig
- 7.The F-16's emergency generator supplies power to the
- A.
Monitor buses
- B.
Emergency buses
- C.
Essential buses
- D.
Battery buses
- 8.The F-16's liquid oxygen fill valve is a combination fill, buildup, and
- A.
Relief valve
- B.
Vent valve
- C.
Solenoid valve
- D.
Control valve
- 9.The F-16's liquid oxygen fill valve is always in the BUILDUP position except
- A.
When 100 percent oxygen is selected
- B.
When the wieght on wheels switch is depressed
- C.
During servicing
- D.
During an over pressurization of the oxygen system
- 10.The F-16's liquid oxygen system heat exchanger is mounted
- A.
Under the left console in each cockpit
- B.
In the aft fuel reservoir
- C.
Under the right console in each cockpit
- D.
On the underside of the converter mounting tray
- 11.What serves as a central interface for the upper and lower oxygen supply hoses, vest hose, and emergency oxygen hose on F-16's modified with the pressure breathing for gravity system?
- A.
Oxygen distribution manifold
- B.
Integrated terminal block
- C.
Oxygen mask to regulator connector
- D.
Oxygen pressure regulator
- 12.What indication does the F-16 pilot receive from the OXY FLOW indicator when oxygen is flowing within the system?
- A.
Steady white
- B.
Cross-hatch barberpole
- C.
Green
- D.
Blinking
- 13.A path from the liquid oxygen probes to the quantity indicator on the F-16 is provided by the
- A.
Oxygen probes
- B.
The oxygen low pressure switch
- C.
Coaxial cables
- D.
The oxygen quantity relay
- 14.The F-16's OXY LOW warning light illuminates
- A.
At a LOX quantity level of less than 0.9 liters
- B.
At a LOX quantity level of less than 0.5 liters
- C.
When LOX pressure drops below 55 psig
- D.
When the reserve liquid oxygen (LOX) supply is being used
- 15.What system malfunction causes the F-16's liquid oxygen quantity indicator to rotate counterclockwise?
- A.
Oxygen pressure leak
- B.
Moisture in the converter
- C.
Short to ground in the high voltage side of the circuit
- D.
Shorted probe
- 16.On the F-16, the voids and clearances between the center conductor and the outer tube of the fire detection set sensing elements are filled with
- A.
Sealant
- B.
Halon
- C.
A temperature sensitive salt mixture
- D.
Asbestos
- 17.The fire detection set sensing elemenets on the F-16 have an alarm temperature of
- A.
575 deg F
- B.
400 deg F
- C.
875 deg F
- D.
765 deg F
- 18.What symbol does the F-16 head up display project when a fire condition is detected?
- A.
CAUTION
- B.
FIRE
- C.
WARN
- D.
ENG OVERTEMP
- 19.How long does pure halon flow to the fuel tanks before the F-16's fuel inerting shutoff valve (B) closes?
- A.
25 minutes
- B.
30 minutes
- C.
20 seconds
- D.
15 seconds
- 20.How many separate fluid chambers are in the F-16's hydraulic system A reservoir?
- A.
Three
- B.
One
- C.
Two
- D.
Four
- 21.The fluid quantity gage on the F-16's hydraulic system A reservoir displays what quantity of measure?
- A.
Half-pints
- B.
Pints
- C.
Liters
- D.
Percent of full fluid level
- 22.Which valve on the F-16 relieves excessive hydraulic pressure due to thermal expansion into system return?
- A.
Reservoir service manifold fill check
- B.
Reservoir service manifold pressure check
- C.
Reservoir dump
- D.
Reservoir service manifold relief
- 23.The delivery rating of one of the F-16 accessory drive gearbox-mounted hydraulic pumps is
- A.
36.5 GPM at 4000 psi
- B.
16.5 GPM at 3000 psi
- C.
27.5 GPM 4000 psi
- D.
42.5 GPM at 3100 psi
- 24.The F-16's hydraulic system A pressure filter manifold is located
- A.
In the power drive unit bay
- B.
In the left MLG wheel well
- C.
On the accessory drive gearbox
- D.
In the right MLG wheel well
- 25.What prevents fluid loss when the filter bowl and element are removed from the F-16's hydraulic system A pressure manifold?
- A.
Internal shutoff valve
- B.
Gravity
- C.
Check valve
- D.
Hydraulic fuse
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