in most units who is responsible for investigating dropped object
the pressure in a fire extinguisher is within a safe operating range when the gauge needle is within the
individuals not directly involved in nitrogen severing should remain outside a
20 foot radius
who is responsible for the -1 TO preflight check
when servicing as fireguard you position yourself even with the
nose of the aircraft and at a 45 degree angle outboard of the engine being started
what reference covers internationally accepted hand signals
during an aircraft tow is authorized to give the "all clear to move" order
What are the Air Force's maintenance capabilities in order of increasing capability?
Organizational, intermediate and depot
What type of maintenance ensures that equipment is ready and available at the time of need?
Objectives of the MDD system include
collecting, storing, and retrieving base-level data
What information does the configuration management subsystem ensure is loaded properly into the maintenance information system database?
Select serially controlled and time change items.
What AFTO 781 series form is used as a source document for obtaining billing information for fuel and oil
The AFTO 781 must be removed from the forms binder
after the event number is entered at the maintenance debriefing
Engine over-tmeperature conditions are recorded on an AFTO
Who determines which items in the MDS specific -6 TO need historical reporting?
The IMDS is the production-oriented, automated maintenance management system to give managers visibility and control of resources at the
The training managemnt subsystem aids trainers and supervisors by
helping with forecasting and scheduling personnel for training.
When should you accomplish an initial evaluation in your training program?
Within 60 days of arrival
The GAS is normally sent out
90 days after graduation
Where can you find a list of training courses available for an AFSC?
CFETP, Part 2
The TBA provides Air Force personnel with global, real-time
visibility of personnel technical qualifications, certifications, and training statuses.
Which TO library does not need to maintain publication currency?
What is the total number of Air Force TO catalogs?
Which column is the TS manual gives instructions that call for an action and lists two possible responses?
What TCTO is identified by a series of red diagonals alternately spaced with red Xs around the border of the first page?
Which TO outlines the procedures for entries on the AFTO Form 22?
Which TO improvement report type requires action on a TO deficiancy which, if not corrected, could cause reduced operational efficiency?
Which type of nondirective publication may cite forms and provide guidence on completing them but cannot enforce what's on the form?
Which maintenance stand has an adjustalbe height of 13 to 20 feet?
Which of these is a scissor-type maintenance stand?
What is the maximum load, in pounds, that the model 4000 engine trailer can support?
On straightaways the maximum towing speed for the model 3000 engine trailer is
What type of jack is normally used to change a tire on an aircraft?
Who is responsible for ensuring that the AFTO Form 134 is properly documented?
Gox high-pressure cylinders are painted
green with a white band near the top
When servicing aircraft the gaseous nitrogen servicing trailer can be operated by
qualified operators only
What is the horsepower rating of the diesel engine powering the SGNSC?
What is hte maximum pressure that the SGNSC can deliver high-pressure nitrogen?
The usable pressure range of the MC-1A air compressor is 0 to
The MC-2A air compressor is capable of delivering air at a maximum pressure of
The H-1 heater has an adjustable heat output that ranges from
150-280 degrees F
What is the maxumum tow speed for a C-10 air conditioner?
The C-10 air conditioner is capable of delivering conditioned air in a range from
47 to 200 degrees F
The A/M32A-86 generator set's T-R produces
What unit is capable of providing AC and DC eletrical power, in addition to pneumatic power, for ground maintenance?
Which technical order had operation and servicing information for the A/M32A-60?
The FL-1D floodlight consists of two
1,000 watt lamp fixtures
What is the maximum towing speed of the FL-1D floodlight on smooth surfaces?
What is used to drive the MK-3A-1?
An electic motor
How are the hydraulic systems on the MK-3A-1 hydraulic test stand designated?
Number 1 and number 2
The MJ-2A reservoir holds what amount of fluid?
The MB-4 Coleman incorporates
four-wheel steering, four-wheel drive
What is the maximum governed speed of the MB-4 Coleman?
What type of steeing system on the MB-4 Eagle tow vehicle provides for two-wheel steer, four-wheel coordinated steer, and four-wheel oblique steer?
Why are aluminum alloy washers used with steel bolts on aluminum alloy parts in low-torque applications?
How are special bolts identified?
The bolt head is marked with the letter S
Which bolt is never used in areas where tension is present but is often used as pins in control systems?
Which bolt has a recessed head and is used in high-tension applications?
An internal wrenching type
Left-hand threads on a turnbuckle can be identified by the
groove on the end of the barrel
Normally, what type of material is used in the construction of a pressure seal?
A push-pull rod end engagement is checked by
inserting safety wire in the hold in the end of the terminal
What is the interval that should be used for installing cushion clips on aircraft tubing?
The allowable limit for nicks and scratches on a straights section of aircraft tubing is no deeper than
15 percent of wall thickness
Generally, low-pressure hoses are used for what pressures?
300 psi and below
The limit for securing closely spaced bolts in series when using the single-wire safety method is the maximum number of bolts that can be secured using a
24 inch length of wire
Whan securing widely spaced bolts by the double-twist safetying method, what is the maximum number of bolts that my be wired in a series?
Which retaining rings are manufactured with small holes in the lugs that can be removed and installed by pliers specially designed for use with them?
Axially assembled retaining rings
Which retaining rings are installed into housings or onto shafts making 360-degree contact with the grove
Spiral retaining ring
What part of a cannon plug completes the electrical circuit?
In the cannon plug code MS3106F-12-10PW, the letter P indicates
Which torque wrench indicates the amount of torgue or twisting action being applied?
Which torque wrench is designed to automatically release when a predetermined torque value is reached?
Prior to using a torque wrench, cycle the torque wrench through the breakaway torque at the
maximum setting at least six times
What are the two stresses that a fastener takes when tightened?
Tension and torsion
Which type of friction is defined as the force that exists between two physical bodies to keep them from moving?
Use the range button on the Fluke mulitmeter to
move the decimal point
When the H symbol is shown on the Fluke multimeter disply, the
touch-hold mode is in use
Which tool is used to measure the gap between two parts?
What is the longest possible movement between the micrometer's spindle and anvil?
Which caliper is joined by a strong spring hinge, screw, and adjustment nut?
Which caliper is used for finding shaft centers or locating shoulders?
Which caliper has the words "IN" and "OUT" stamped on the frame?
Who is responsible for ensuring that good supply discipline is practiced?
Supervisors at all levels
Bench stock levels are established to provide a
Which form is used to issue an item of equipment for short, specified periods?
AF IMT 1297
All items that come through supply channels are assigned what type of code?
Within maintenance the internal control of reparalbe items is accomplished through the DIFM notice and
AFTO Form 350
Which DD forms are easily identified by their green margins and letters?
1577-2 and 1577-3
Engines overhauled by depot are covered againsst defects in the workmanship for
100 hours of operation or one year from the date of receipt
Which inspection is due on the accrual of a set number of flying or operating hours, or at the expiration of a calendar period specified in the applicalbe aircraft-specific -6 TO and is a thorough inspection of the entire aerospace vehicle?
Which inspection concept uses specified calendar intervals to build a schedule and consists of the home station check, major, and minor inspections?
Which inspection examines areas, components, and systems to a degree beyond -6 TO inspection requirements?
Programmed depot maintenanace
Minimum aircraft inspection requirements are outlined in
Which inspection is usually performed just prior to takeoff and may include operational checks of some systems?
The TH inspection is normally performed
after flights when a turn-around sortie or continuation flight is scheduled
Which inspection is required if an aircraft is idle for more than 30 or 90 days?
Which inspection ensures that completeness of historical documents?
To transfer -21 equipment through transportation channels, you should use a DD Form
Which TO should be consulted for detailed information about weight and balance?
What is used in determining designe criteria such as engine requirements, wing area, landing gear requirements, and payload capacity?
Which medical concept forms the basis of ABDR assessment philosophy?
Corrosion or deterioration of a metal part begins the instant it is
fabricated or manufactured
Corrosion or deterioration of a metal part continues until the part is
exhausted or salvaged
What type of corrosion can be recognized by lifting up or sweiling of the metal grains?
What corrosion type appears as corroded cracks in a metal?
Alkaline and solvent cleaners authorized for use on our aircraft are specified in
After treatment which solution is used to neutralize areas affected with electrolyte from a lead-acid battery?
Atmospheric pressure at sea level is
A barometer is designed to measure pressure in
inches of mercury
The primary force an airfoil has to defeat is
The force that acts upward at a right angle to the direction of the relative wind is
The force that acts parallel to the relative wind is
The stress that resists the force tending to cause one layer of material to slide over an adjacent layer is called
What is the design that uses any combination of longerons, stringers, bulkheads, and frames in the construction of the fuselage called?
The structural members used to give shape to the aircraft and provide a means for attaching the skin to the structure are called
The most common type of material used for fuselage construction is
The wing design used on most modern military aircraft is
The fixed vertical surface of the empennage is called the
Engine mounts are typically made of corrosion- resistant steel that is able to withstand forces of
180,000 to 200,000 psi
The main difference between inspection plates and panels is
A network of ultrafine cracks that form on or under the surface of transparent plastics is called
What are the reference locations in the vertical direction measured from a reference datum that is usually well below the aircraft called?
Movement about the vertical axis is called
Which flight control surface is a longitudinal control surface?
Which of these is attached to the trailing edge of a horizontal stabilizer?
When making a right turn, the relative position of the ailerons is the right aileron trailing edge is
up, left aileron trailing edge is down
The purpose of wing flaps is to
increase lift and drag
The purpose of aircraft trim systems is to
correct minor deviations in flight attitude
Matter is any substance that has mass and
Atoms are made up of
protons, neutrons, and electrons
Electrons can be released from their outer orbit by all of the following forces except
What is the electrical pressure that causes electrons to flow through the conductor called?
If you apply 24 volts through a total resistance of 6 ohms in a series circuit, the amperage would be
A permanent magnet is produced from a material with
high reluctance and low permeability
When soft iron is brought close to a permanent magnet it is
The greater the current flow through an electromagnet, the
greater the strength
Current flow in most aircraft circuits is controlled by
The majority of aircraft circuit protection devices are normally located
in the aircraft cabin
What term describes current that reverses its direction at regularly recurring intervals?
The methods used to cool brushless alternating current (AC) generators are
engine oil and blast air
The output of the constant speed drive (CSD)used to drive a 60/80 kilovolt ampere (KVA) generator is approximately
THe underspeed swith (USS) on the 60/80 KVA generator constant speed drive actuates at
What supplies rotary power to the input gear of the CSD
A bettery's internal component that is a grid or framework which supports the active chemical materials is called the
A 24-volt nickel-cadmium battery has
The nickel-cadmium battery can be fully charged only by
What type of motor can operate on alternating current (AC) or direct current (DC)?
A shunt-type motor has
low starting torque and good speed regulation
The three states of matter are
liquids, gases, and solids
When any force causes a solid to change permanently, the solid is said to have
passed the elastic limit
The most outstanding characteristic of a liquid is its
ability to conform to the shape of its container
What usually produces flow in a pneudraulic system?
Piston pushing the fluid
Who was among the first to study the compressibility of gases?
If 50 psi of cf cylinder pressure acts on a 5-square-inch piston head, what will the resulting force be?
When an 8-square-inch piston moves 5 inches within a cylinder, what volume of liquid is displaced?
40 cubic inches
Turbulence affects fluid-flow in a hydraulic line by
creating resistance and loss of energy
A tube whose cross-section area is gradually reduced to a smaller size diameter is called a
The purposes of a hydraulic reservoir are to
replenish fluid, allow for thermal expansion, and provide a means of bleeding air from the system
The purpose of a standpipe in a reservoir is to
reserve fluid for the emergency pump
The amount of fluid a pump produces on each cycle or revolution is called its
When referring to hydraulic hand pumps, double-action means
fluid-flow is created with each stroke of the pump handle
Variable-volume pumps do not require a seperate pressure-regulating device in the system because
they have an integral compensator
What provides for cooler operation in a Stratopower variable-volume hydraulic pump?
In the Stratopower variable-volume pump, what holds the pistons in contact with the cam plate?
The purpose of a hydraulic motor is to convert hydraulic pressure into
retary mechanical motion
How is the piston installed in an accumulator?
Hollow end toward the air side of the accumulator
In a hydraulic system, the hydrualic manifold provides a location where the
common fluid lines can come together
The purpose of an actuating cylinder is to transform fluid pressure into
a mechanical force
What pneudraulic system component uses a single-acting actuating cylinder?
What pneudraulic system component uses a double-acting balanced actuating cylinder?
Which actuator type slows down piston travel when the piston nears either end of the cylinder?
A manual poppet-type selector valve is in a working position when the camshaft is rotated to
unseat one pressure poppet and one return poppet
The major advantage of the manual slide-type hydraulic selector valve is its
Normally, what positions hydraulic selector valves?
The advantage of an electrically controlled solenoid valve is its
The difference between a selector valve and a servo valve is that the
servo valve controls fluid-flow
Another name for a flapper check valve is
gate check valve
What is the purpose of the arrow on a check valve?
Show the direction of free flow through the valve
Which of these allows normal operating speed of a hydraulic actuator in one direction while limiting speed in the other direction?
Restrictor check valve
What are the basic units of a hydraulic hand pump system?
Reservoir, pump, actuator, and manual shutoff valve
The reservoir supplies hydraulic fluid to a hand pump
by gravity and the suction effect of the pump
When pressure in a hydraulic system with a variable-volume pump increases, the fluid-flow
The purpose of the torsion links on a main landing gear is to
prevent the inner cylinder from rotating within the outer cylinder
How is the motion of the landing gear control lever transmitted to the selector valve?
by a cable system
What prevents the lock solenoid from energizing when the nose landing gear is off center?
Electromagnetic devices capable of sensing magnetically conducive metal targes on landing gears are known as
A unit that is a combination of the landing gear shimmy damper and steering unit is known as
a steer damper
What position must the landing gear control handle be in before emergency extension of the landing gear
What slows the free fall of the main landing gear during the emergency extension sequence?
The purpose of the landing gear warning horn is to
sound when gear is not safe
Brake fade is defined as a gradual braking action
loss due to overheating
A major disadvantage of multilple disc brakes is that they
warp when overheated
What automatically compensates for brake wear on the segmented rotor brake?
The purpose of the antiskid system is to
prevent wheel skid by releasing pressure from the skidding wheel
The purpose of deboosters is to
reduce braking pressure
Aircraft wheels are normally constructed of
magnesium and/or aluminum alloys
Split wheels are balanced
individually by halves
What maintains an airtight seal between split wheel halves?
An O-ring seal
What prevents tire explosion from excessive heat buildup?
Thermal relief plugs
What type of bearings is used on aircraft wheels?
The bearing cone of an aircraft wheel bearing is also called the
When cleaning aircraft wheels, you should not use
a wire brush
Installed bearing races should be free of scratches, dents, and
The main parts of a aircraft tire are the tread and sidewall,
cord body, and beads
What prevents pressure buildup and separation of cord piles or tread rubber on an aircraft tire?
For tires 24 inches or greater outside diameter, the tire must be removed when wear reaches the bottom of any tread groove for a continuous length o
In its natural state oxygen is
tasteless, colorless, and odorless
What gaseous oxygen (GOX) system valve type prevents a complete loss of oxygen?
The supply and distribution tubing for aircraft oxygen systems is identified by cullulose tape that is
green and white
The disadvantage of a continuous-flow oxygen regulator is that it
What does the molecular sieve oxygen generating system (MSOGS) concentrator supply to the OXYGEN regulator control panel?
93 percent oxygen-enriched gas
Liquid oxygen (LOX) converts to gaseous oxygen (GOX) at an expansion ratio of
860 to 1
Except during servicing, the liquid oxygen (LOX) system's combination fill, buildup, and vent valve is always in the
On an aircraft liquid oxygen (LOX) system, the handle on a manually operated buildup and vent valve is designed to prevent
the filler access door from closing in the vent position
Bleed air is usually taken from which part of the engine section?
Aircraft engine temperature and pressure as it applies to the bleed air system is determined by the
engine throttle setting and ambient temperature
What is the purpose of the engine bleed air (EBA) check valves?
Prevent the loss of compressed bleed air
What engine bleed air (EBA) component prevents loss of air through the engine when it is shutdown?
The ducting for high-pressure/high-temperature air-conditioning is usually made of
What tool do you use to ensure alignment and sealing when installing a V-band clamp on air-conditioning ducting?
What type of high-pressure/high temperature ducting does not require a gasket?
What lubricant can be used on a beaded channel clamp sleeve to ease installation?
The crush-type gasket used in aircraft ducting is made of
a soft aluminum, or fiber and metal mesh
Expansion joints in bleed air systems are best used for
a short run of ducting
What prevents fiberglass fabric ducts from swelling when the aircraft climbs to high altitudes?
What is defined as "a depression in the duct wall, where the surface of hte material isn't cut or removed but the depression has caused sharp bends or creases in the material?"
"The simultaneous control of temperature, humidity, and air distribution within a space" is the definition of
What aircraft air conditioning system component is a radiator that cold ram air passes through in order to cool the hot bleed air from the engine(s)?
Primary heat exchanger
What aircraft air conditioning system component controls the flow of ram air through the primary heat exchangers?
Movable inlet and exit doors
The rapid cooling of bleed air causes
moisture to condense in the form of fog
As bleed air enters the compressor of the air cycle machine, its pressure is increased. With the increase in pressure, there is also an increase in temperature. Which component removes most of this increased temperature?
Secondary heat exchanger
The low atmospheric pressure found at extremely high altitudes can cause a person's blood vessels to
What controls the action of the outflow valve in a fixed-isobaric, single-differential pressurization system?
Regulating control chamber pressure
What are the parts of the isobaric section of the cabing pressure regulator?
An aneroid, spring, and metering valve
What are the components of the differential section of the cabing pressure regulator?
A diaphragm, spring, and metering valve
What is the purpose of the pneumatic relay in a cabin pressurization system?
Ensure that both outflow valves operate at the same time
In the variable isobaric pressurization system, the manual control valve is used as an alternate when the
cabin pressure controller fails
The normal connection for thermal switches in a fire waring systme is in series with
the warning light and parallel wiht each other
The fire detector, frequently used in fire warning systems, that has a high-nickel steel rod located along the centerline of a stainless steel tube assembly is called
an Iron Fireman switch
The direct current (DC) voltage supplied to the lights in a photoelectric circuit is pulsed at a rate of
A liquid fire extinquishing agent douses a fire by
excluding oxygen from the area
A gaseous nitrogen charge is added to a liquid fire extinguishing agent in order to
expel the agent from the bottle
What liquid-agent fire extinguisher container component holds in both the liquid agent and the nitrogen charge?
In a liquid-agent fire extinguisher container, why is the frangible disc undercut into pie-shaped sections?
Prevent small pieces from passing through the strainer
What is usually located at the lowest point in a fuel tank?
Sump and drain
A bladder-type tank conforms to the shape of the vacant cavity within the fuselage because it is made of
rubber or nylon material
Wing tanks are
sealed-off parts of the wing structure
A centrifugal-type aircraft fuel pump may be used
for boost, transfer, or air refueling operations
What type of fuel pump must have a fuel-and vaper-proof housing?
Centrifugal pump with electrically driven, direct current (DC), series-wound motor
What kind of centrifugal pump is used when a fuel supply is required during periods of negative gravity conditions?
In a dual-impeller fuel pump what prevents foreign objects from holding the bypass valve open?
An inlet screen
What air refueling pump components depend on fuel for lubrication?
What air refueling pump component removes fuel vapors caused by the centrifugal force of the impellers?
The arrow stamped on the body of a fuel system check valve indicates the
direction of free flow
A pressure-loaded fuel system check valve is used
When gravity flow through the valve is undesirable
The fuel system components that prevent excessive pressure from builing up in trapped lines or within the valve body are three
spring-loaded relief valves
The rotary plug valve can be removed and replaced
without draining the fuel lines or tanks
What rotarty plug valve part rotates and seals off the passage of fuel during plug valve removal?
Secondary seal sleeve
Another name for the disc type valve in a fuel system is
In a piston-type fuel level control valve, what aids piston closure and prevents fuel from entering the tank?
Some fuel level control valves have a dual-float system so that
there will be a double safety factor
The low-level shutoff valve prevents the reverse flow of fuel through the valve by what typy of action?
Fuel-controlled switches normally control circuits that indicate
all of the above A. fuel-flow B. fuel level C. fuel pressure
What most likely controls the automatic pump shutoff when all fuel is depleted from a fuel tank?
n a direct current (DC), liquid-level fuel indicating system, what positions the wiper contact on the resistance strip?
The movement of a float in the tanks
What capacitance-type, fuel-indicating system component allows for changes in fuel density?
What prevents a fuel tank from collapsing if an air pressure regulator fails and excessive negative pressure develops?
Pressure/vacuum relief valve
A well-designed aircraft fuel system will ensure
positive and reliable fuel-flow under all conditions
The three types of shutoff valves used in the crossfeed fuel system are the
sliding gate, rotary plug, and disc
The three methods of transferring fuel are gravity flow,
air pressure, and pump
What is the basic purpose of the fuel vent system?
Prevent fuel tank rupture or collapse
The most prevalent method of refueling for ground servicing is
The air-refueling (A/R) receptacle is operated
hydraulically, but controlled electrically
Fuel's ability to hold contaminants in suspension is increased with a higher
What type of foreign particle appears in the fuel in a crystalline, granular, or glasslike form?
Sand or dust
Which type of fuel contaminant can form a red, brown, gray, or black slime in the fuel?
Specks or granules of sediment in fuel that are visible to the naked eye are approximately how many microns or larger?
Classification of fuel leaks is necessary in order to determine
whether or not they constitute a flight safety hazard
How are fuel leaks categorized?
Class A through D
Leak limits correspond to the
leak category and fuel type
n addition to the Air Force Technical Order (AFTO) Form 781A or AFTO Form 781K, what form must you use to document fuel leaks when automatic data systems are not available?
AFTO Form 427
The ability to do work is the definition of
The resistance of an object to change its motion is a property of matter called
A aircraft taxiing at a constant speed is an example of
Newton's First Law of Motion
Which of Newton's Laws of Motion is the best description of why an operating jet engine produces forward thrust?
In a jet engine, what meters the fuel for combustion?
When the turbine wheel absorbs the fuel energy,
the energy returns to the compressor
What effect does the divergent design of a jet engine diffuser have on pressure?
Air and gases flowing through a jet engine require
greater velocity exiting than entering
When a jet engine uses two or more turbine wheels, what is placed directly in front of each turbine wheel?
A jet engine derives its name from the fact that
it uses a exhaust-gas-driven turbine wheel to drive its compressor
What are the two types of jet engine compressors?
Centrifugal and axial-flow
After air is drawn into the guide vanes of a centrifugal jet engine compressor, it is subjected to
rotational and centrifugal forces
What determines the N2 compressor RPM of a dual-spool jet engine compressor?
What is the purpose of a front-mounted fan in an axial-flow jet engine compressor?
Increase thrust and send air through the compressor core rotor
The combustion efficiency of a gas turbine is usually between
Engine design helps prevent igniter plug fouling by
directing air around the plug electrode
What form the inner and outer surfaces of an annular-typ combustion chamber?
Interlocking stainless steel bands
Fuel that accumulates after a failed start or after engine shutdown is
drained overboard by a drain system
The three turbine designs used in jet engines are
impulse, reaction, and reaction-impluse
On some jet engines, what secures the turnine bucket in place?
The exhaust duct connects the turbine outlet and the
What is the purpose of the exhaust duct?
Straighten exhaust gas-flow
One common type of variable-area orifice used on augmenters is the
What augmenter component creates local turbulence and reduces gas velocity?
Which engine type used a lot during the early years of jet engine designe is the most basic turbine engine design?
A turbofan engine with a bypass ratio of 3:1 is classified as
The primary function of a hydromechanical fuel control on a jet engine is to
meter the fuel, making certain that the engine gets the correct quantiy for combustion at all times
What type of fuel control uses thermocouples, relays, amplifiers, and solenoids, to help control the engine?
The purpose of a fuel/oil cooler in a fuel system is to
heat the fuel and cool the oil
What classified according to structure, which of the following is not a type of an oil pump?
What jet engine oil pump consists of a gear and rotor within a housing?
A micron is a metric linear measurement equal to
1/25,000 of an inch
the two types of oil coolers used in jet engine oil systems are air/oil and
What do you use to create a static seal between two stationary parts in the oil system?
What engine component must be rotated to a predetermined speed in order for a jet engine starter to be considered effective?
The air turbine (impingement) starter used on jet engines
had the advantages of less weight and fewer moving parts than other starter
The cartridge-pneumatic starter is a gas-driven turbin wheel coupled to the engine through a reduction gear system and
an overrunning clutch
In a gearbox-type starter system, what transmits the torque supplied by the jet fuel starter (JFS) to the engine gearbox?
Power takeoff (PTO) shaft
What jet engine alternating current (AC) ignition system unit develops 20,000 volts delivered to the ignitor plugs?
A simple direct current (DC) ignition system consists of
vibrator, igniter plugs, and transformer
Jet engine tachometer gauges are calibrated in precent of
The purpose of the jet engine pressure ratio (EPR) indicating system is to give a reference to the engines
available thrust output
Exhaust gas temperature (EGT) indicators indicate the engine EGT in
The three benefits of the Joint Oil Analysis Program (JOAP) are improved safety, reduced maintenance cost, and
increased equipment availability
Through the use of spectrometric oil analysis, aircraft will have a higher in-commission rate because there will be
less unnecessary maintenance
At a minimum, what should you wear when taking an oil sample?
Goggles and gloves
What indicates lubricant system contamination by dirt and sand?
An increase in silicon
What form must you fill out and submit to the non-destructive inspection (NDI) laboratory with all oil samples?
DD Form 2026
What maintains pressure if the dual-differental cabin pressure regulator fails during flight?