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CDC 2A353-3
Volume 3. F-16/F-117 Aircraft Maintenance
Question | Answer |
---|---|
The F-16's emergency power unit provides a self-contained backup source of | aircraft electrical and hydraulic power |
How long can the F-16's emergency power unit operate in the monopropellent mode? | 10 minutes |
The F-16's emergency power unit's operation in the bleed air mode is intended to be | used for ground functional test |
What is the main electrical component of the F-16's emergency power unit (EPU) system? | Speed controller |
All metal parts of the F-16's hydrazine fuel tank are constructed of | stainless steel |
At what pressure does the F-16's emergency power unit nitrogen valve regulate nitrogen pressure? | 400 (+/- 20) pounds per square inch gage (psig.) |
The F-16's emergency generator supplies power to the | essential buses |
The F-16's liquid oxygen fill valve is a combination fill, buildup, and what kind of valve? | vent |
The F-16's liquid oxygen fill valve is always in the BUILDUP position except when? | During servicing |
The F-16's liquid oxygen system heat exchanger is mounted | under the right console in each cockpit |
What serves as a central interface for the upper and lower oxygen supply hoses, vent hose, and emergency oxygen hose on F-16s modified with the pressure breathing for gravity system? | Integrated terminal block |
What indication does the F-16 pilot receive from the OXY FLOW indicator when oxygen is flowing within the system? | Blinking |
A path from the liquid oxygen probes to the quantity indicator on the F-16 is provided by | coaxial cables |
The F-16's OXY LOW warning light illuminates | at a LOX quantity level of less than 0.5 liters |
What system malfunction causes the F-16's liquid oxygen quantity indicator to rotate counterclockwise? | Short-to-ground in the high voltage side of the circuit |
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 temperature-sensitive salt mixture |
The fire detection set sensing elements on the F-16 have an alarm temperature of | 767*F |
What symbol does the F-16 head-up display project when a fire condition is detected? | WARN |
How long does pure Halon flow to the fuel tanks before the F-16's fuel inerting shutoff valve (B) closes? | 20 seconds |
How many separate fluid chambers are in the F-16's hydraulic system A reservoir? | Two |
The fluid quantity gage on the F-16's hydraulic system A reservoir displays what quantity of measure? | Percent of full fluid level |
Which valve on the F-16 relieves excessive hydraulic pressure due to thermal expansion into system return? | Reservoir service manifold relief |
The delivery rating of one of the F-16 accessory drive gearbox-mounted hydraulic pumps is | 42.5 GPM at 3100 psi |
The F-16's hydraulic system A pressure filter manifold is located | in the right MLG wheel well |
What prevents fluid loss when the filter bowl and element are removed from the F-16's hydraulic system A pressure manifold? | Internal shutoff valve |
The F-16's flight control accumulators are | piston-type |
Which valve in the F-16's hydraulic system A ensures emergency power unit (EPU) pump flow is not supplied to the ground test stand if connected during EPU operation? | Ground test manifold pressure check |
Hydraulic fluid for operation of the F-16's speed brakes is supplied by hydraulic | system A only |
Which valves in the F-16's hydraulic system B prevent fluid flow from one jet fuel starter (JFS)/brake accumulator to the other? | JFS pressure check |
The F-16's jet fuel starter motor anticavitaion check valve prevents motor cavitation by directing flow to the motor inlet whenever return pressure | exceeds inlet pressure |
The F-16 jet fuel starter/brake integral externally-powered, manually-operated hydraulic pump draws hydraulic fluid from the | B system return filter manifold |
The hydraulic pressure transmitters on the F-16 aer located | in the right and left main landing gear (MLG) wheel wells |
The F-16's hydraulic pressure indicator consists of a direct-reading dial with graduations from 0 to | 4000 psi |
On the F-16, the hydraulic power required for normal operation during main landing gear retraction is supplied by | hydraulic system B only |
What F-16 landing gear component free falls into the extended position? | Main landing gear (MLG) |
Which F-16 main landing gear component houses the downlock mechanism? | Drag brace |
The F-16 main landing gear downlock mechanism holds the drag brace on center with an actuator | spring |
On each F-16 the main landing gear shock strut, the air valve faces | outboard and teh uplock roller lugs face forward |
The F-16 nose landing gear shock strut is connected to the aircraft by | self-contained trunnion pins |
What F-16 components control landing gear and door operations to prevent interence during extension and retraction? | Sequence valves |
How is the F-16 landing gear handle locked in the UP position? | Mechanically |
The F-16 landing gear selector valve is a | two-position valve with a pneumatically operated bypass |
The F-16's landing gear hydraulic isolation valve isolates the landing gear portion of hydraulic system B from the rest of the system to reduce hydraulic system | combat vulnerability |
What F-16 landing gear component prevents extend hydraulic pressure from reaching the nose landing gear (NLG) retract actuator until the NLG door is open? | NLF mechanical sequence valve |
Which components of the F-16's brake assembly are keyed on their outside diameters to the wheel? | Rotating discs |
The F-16's brake control unit receives electrical signals | from the brake pedal position transducers and anti-skid system control unit |
What warns the F-16 pilot of an anti-skid system failure? | Caution light |
Prebraking of the F-16's main wheels is provided to | eliminate gyroscopic moments applied to the main landing gear during retraction |
The F-16's solenoid-operated parking valve ports hydraulic pressure from system B or | one brake accumulator to one set of brake pistons in each wheel brake assembly |
The F-16's arresting hook is | electrically controlled and pneumatically actuated |
What F-16 arresting hook component provides a means of locking and releasing the arresting hook? | Arresting hook uplock roller |
What does the F-16's arresting hook caution light indicate? | Arresting hook is not up and locked |
The F-16's nosewheel steering subsystem provides turning capability for the aircraft while it is on the ground, allowing the aircraft to turn | 32* left or right |
Which component of the F-16's nosewheel steering system transforms the pilot's steering commands to electrical signals that drive the hydraulic linear actuator? | Command potentiometer |
Which component of the F-16's nosewheel steering system routes signals to the steering control box indicating the position of the hydraulic linear actuator? | Feedback potentiometer |
The F-16's hydraulic linear actuator receives hydraulic pressure from | hydraulic system B only |
All F-16 control surface actuators, the leading edge flap power drive unit, and the integrated servo actuators utilize power from | hydraulic systems A and B |
Which does not have quadruple-redundancy input signals into the F-16 flight control computer? | Autopilot |
Which F-16 flight control component contains microprocessor circuitry that provides a nonvolatile memory storage capability? | Flight control computer |
What provides the F-16's flight controls with artificial feel? | Beams and coil springs within side-stick controller transducers |
Which F-16 flight control system electronic malfunction lights remain on until the malfunction is cleared, regardless of the caution light reset action taken? | P,R and Y |
Which F-16 flight control component receives signals from the angle-of attack transmitters? | Electronic component assembly |
How many pressure sensors does the F-16 pneumatic sensor assembly contain? | Eight |
The F-16's flaperons extend as flaps when the | aircraft is in the takeoff or landing configuration |
The F-16;s aileron rudder interconnect gain is a variable function of | Mach number and aircraft attitude |
While the F-16 is in landing configuration, each speed-brake surface only opens to | 43* |
How many mechanical rotary actuators are located on each F-16 wing leading edge? | Four |
Upon landing, the F-16's leading edge flaps are automatically positioned to | 2* up |
THe internal fuel storage system on the F-16 consists of | seven fuel tanks |
Each of the external wing tanks on the F-16 holds | 370 gallons of fuel |
How many fuselage fuel tank drain valves are on the F-16? | Seven |
Which F-16 fuel tanks equally provide fuel to the engine on demand? | Forward and aft reservoirs |
Into which fuel tanks does the F-16 external centerline transfer fuel | Left and right internal wing |
What provides the refuel receptacle with an emergency disconnect feature during F-16 aerial refueling? | Pressure relief valve |
The fuel scavenge pumps on the F-16 move the residual fuel to the | forward reservoir |
The fuel scavenge pumps on the F-16 receive their power from | fuel bled off the boost pumps |
The F-16's fuel-flow proportioner is powered by | hydraulic system A |
At what pressure does the F-16 fuel-flow proportioner operate? | 19 pounds per square inch (psi) minimum |
A thermal valve in the F-16's fuel system heat exchanger outlet prevents the fuel temperature from exceeding | 200*F |
The vent and pressurization valve for the F-16's external fuel tank is located on the inside of the | vent tank |
Which F-16 fuel system valve provides a redundant means of allowing air into the vent tank, thus guarding against instances of negative pressure within the fuel tanks? | Negative pressure relief |
The ground air service connector for F-16 fuel tank pressurization is located | in the right main landing gear wheel well |
What provides a redundant means of relieving excess pressure should the F-16's fuel system internal vent and pressurization valve fail? | Remote sensing relief valve |
Which switch provides a way of testing the F-16's fuel temperature subsystem | FUEL HOT test switch on the ground test panel |
The dual pointer markers on the F-16's fuel quantity indicator are labeled | FR and AL |
On an F-16, flammable vapor air mixtures for JP-8 are possible at all temperatures above | 100*F |
On the F-16, areas that are normally adjacent to fuel tanks or fuel lines and have no means of air circulation even though they are drained are considered | internal nonvented areas |
On an F-16, which fuel leak conditions do not need immediate repair? | Conditions 1 and 2 |
On the F-16, the F100-PW-220 engine compressor contains | three stages of low-pressure compression and 10 stages of high-pressure compression |
On the F-16, one benefit of the modular construction of the F100-PW-220 engine is the ease of removal and replacement of | faulty engine sections |
If the F-16's F100-PW-220's digital electronic engine control fails, engine control transfers to | secondary mode of operation |
After initial ignition, the main ignition spark on the F-16's F-100-PW-220 engine is suppressed by | combustion chamber pressure |
On the F-16, what is the position of the F110-GE-100's anti-ice valve when electrical power is removed? | Open |
On an F-16 with an F110-GE-100 engine, which condition causes the F-16's ENGINE warning light to illuminate? | Engine revolutions per minute of 59 percent |
The capacity of an F-16's oil tank with the F110-GE-100 engine is | 30 gallons |