Mod 7-8-9-10 Flashcards by Carolina Herrera

What are the two primary services that the APU provides to the operation of the aircraft?

electrical power and pneumatic air

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What normally provides the power for APU operations?

Gas Turbine Engine

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The CL-215 utilizes what for electrical power on the ground?

GPU & Battery

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What precaution must be observed when servicing an APU ignition unit?

Wait for capacitors to discharge

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This device provides the correct amount of fuel to the fuel nozzles for correct operation

Fuel Control Unit

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What is used to start the APU?

DC electric motor

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List four things that the cooling air is used for on the APU

Generator, Lubrication System, Accessories, Exhaust Shroud

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Modern APUs operations are _________________ with the starting, running ad shutdown done by the APU Controller

automatic

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These two inspections are commonly checked on APU’s

Oil Quantity, APU Hours

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What is the maximum altitude that we can use APU bleed air for pressurization?

15,000

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Which of the following has a door that’s closed when the APU is not in operation?

APU Intake

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How many turbine stages are in the APU?

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How many switches need to be pressed by the pilot to start the APU?

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How does the pilot control the speed of the APU? Throttle lever Power Output Lever Ignition Transducer Control None of the above

non of above

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How is the APU shutdown?

by deselecting the START/STOP switchlight by pressing the APU FIRE PUSH switchlight by pushing an APU emergency stop button

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Where is information about the APU displayed to the pilot?

EICAS

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The APU will automatically shutdown in flight if:

the APU speed is too high

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What must a multi-tank, gravity fed fuel system for a carbureted engine have?

interconnected vents

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What must a multi-tank, pump fed fuel system for a carbureted single-engine plane have?

redundant fuel pumps

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Which engine type uses an accumulator tank in its fuel system?

fuel injected piston engine

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The electric pump in a piston engine fuel system is used for

priming the engine starting the engine redundancy

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The crossfeed valves in a fuel system is to allow:

any engine to use fuel from any tank

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Large aircraft fuel systems employ ______________ refueling.

single point

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what type of fuel tank Can develop leaks if left to dry out

bladder

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fuel tank that Can be removed or installed through a small opening.

Bladder

fuel tank Hardest to repair

integral

fuel tank Also known as collapsible.

bladder

fuel thank that has the Best use of available volume

intergral

fuel tank Lightest weight.

integral

fuel tank that uses clips, snaps, or lacing to secure in airframe

bladder

fuel tank that is Difficult to remove and install

Rigid/Metal (welded or riveted)

fuel tank type that Requires large openings to remove

Rigid/Metal (welded or riveted)

The fuel cell in the Piper Navajo is secured to the structure using:

Lacing

All aircraft tanks can be easily defined as either rigid metal, bladder or integral.

false

Allows left engine to use fuel from right fuel tanks.

Crossfeed Valve

These remote valves are fast acting valves.

solenoid valves

A solenoid valve uses a _____________ valve internally.

poppet

Whittaker valves are also known as

gate valves slide valves motor driven valves

A _______________ is an example of a single acting manual pump

primer

This pump outputs fuel on each stroke of the piston

double acting pump

This pump outputs fuel on one stroke of the piston and pulls fuel into the pump on the other stroke

Pulsating pump diaphragm pump single-acting pump

This pump has no moving parts

ejector pump

Fuel strainers are normally located in the lowest point of the fuel system:

to collect water

The difference between a fuel filter and a fuel screen is:

filters have a mesh size of under 40 microns and a screen is over 40 microns

finger strainers are usually found in

fuel tanks

The cause of the British Airways Flight 38 crash was

ice forming in fuel/oil heater exchanger.

At what temperature is ice formation in jet fuel a problem?

Between -8 and -20 degrees Celsius

The pump image shown is in what mode?

Pressure relief

What are the four parameters that we typically monitor on aircraft fuel systems?

quantity, flow, temperature, pressure

Drip sticks are used to determine fuel quantity

on the ground

Float type fuel gauges can operate without ?

electric power

capacitance type fuel gauges measures?

measure the dielectric value of the fuel and air

What are three advantages of the capacitance-type fuel quantity indicators?

more accuratre, measures fuel mass, no moving parts

Volume flow measurement is done using a

a transmitter with a movable vane

Mass flow measurement is done using a

a transmitter with an impeller and turbine

the Cessna 185 fuel flow measurement is done using a

fuel pressure gauge

Fuel temperature indication is usually found on

any aircraft using jet fuel

how many fuel tanks are installed on the Boeing 767

3 main and 2 surge

The Boeing 767 uses what type of tank

fuel cells

Main fuel tanks on the Boeing 767 vent to

the surge tanks

The Boeing 767 is equipped with a fuel jettison system true or false

true

Where is the fuel temperature taken from on the Boeing 767?

left tank

Visual fire detection is part of

smoke detection

When a lithium battery burns, its classed as a

Class D fire

When an electric wire burns, its classed as a

class C fire

An ionizing smoke detector uses

radioactive material

thermal switch is wired in series or parallel

wired in parallel

thermocouple is wired in parallel or series

series

A ______________ detects the light emitted from a flame

Flame detector

Your home should be equipped with a

Ionizing smoke detector

This heat detector uses two conductors in a metal tube

Kidde

These four indications are used to detect a fire on board an aircraft

smell, smoke, heat, flame

Dry chemical extinguishing agents are used in which kind of aircraft fire extinguishers?

Dry chemical is not used on aircraft

What three things should be checked on a fire extinguisher during an inspection

installation hydrostatic test date amount of charge

Water is used in which kind of aircraft fire extinguishers?

Lavatory fire extinguishers

If the (red/yellow)\_\_\_\_disk is (missing/intact) \_\_\_\_\_then the HRD bottle has been emptied through the pressure relief valve. If the (red/yellow)\_\_\_\_\_\_disk is (missing/intact) \_\_\_\_\_\_then the HRD bottle has been discharged normally through the firing of the squib.

red,missing,yellow, intact

In an airline HRD system, each engine/APU has a dedicated HRD bottle. true or false

false

What should be done to prevent the accidental firing of an HRD system squib when not installed?

Squib terminals should be grounded.

What conditions will cause the master warning light to illuminate and the fire bell to activate on the Boeing 767?

When a fire signal is detected from either of the engines, APU, Cargo Compartment or wheel wells

Where is the APU remote control panel located on the Boeing 767

On the nose gear

What type of heat sensor is used for the engines on the Boeing 767?

Kidde or Systron-Donner dual loop sensor

What are the overheat sensors used for on the Boeing 767

Bleed air pneumatic leaks

How many engine fire bottles are normally carried on the Boeing 767

How is a fire extinguished in the wheel well of a Boeing 767?

The main landing gear is lowered in flight

Most airplanes have some form of ice protection, even those flying Day VFR

yes

If an airplane is certified for IFR operations, then it is good to fly in known icing conditions. true or false

false

What forces acting on a plane are negatively impacted by icing?

weight drag thrust

type of icing that is Roughest form of ice causing the most drag

rime ice

Heaviest type of ice

Glaze Ice

Hardest ice to clear off the plane

glaze ice

Easiest for of ice for de-ice boots to remove

rime ice

Can forms in clear conditions when temperatures are below freezing.

frost

(Anti-ice/De-ice)\_\_\_\_\_\_systems are designed to remove ice after it has formed. (Anti-ice/De-ice) \_\_\_\_\_\_systems are designed to prevent the formation of ice from occurring.

de-ice / anti-ice

Ice doors on the King Air should

be used to prevent foreign object damage to the compressor section of the engine

Propeller de-ice boots are operated

using DC electric power

what kind of fuel distribution is this and what must have?

* Single Engine * High Wing * GravityFeed –Some still use a fuel pump •Interconnected Vent (Must have)

what kind of fuel distribution is ?

Pump Feed Single Engine –Electric and Engine Driven Pumps * In parallel * Electric pump for starting and backup –Plunger Type •Engine driven pump used when engine is running Diaphragm type Carbureted Primer

what kind of fuel distribution is this ?

* Fuel Injected–With primer * Single Engine–Electric and Engine Driven Pumps * Vane type * In parallel * Electric pump for starting and backup * Engine driven pump used when engine is running

what kind of fuel distribution is this?

•Fuel Injected –No primer •Multi Engine –Crossfeed •Common fuel feed from each wing

What kind of fuel distribuition is this?

•Transport Aircraft• Multi Engine •Single Point Refueling –Over wing refueling still available •Crossfeed –Any tank to any engine •Dump –To reduce weight allowing for emergency landing •No Inflight Transfer –A few large aircraft can transfer fuel in flight –Many large aircraft can transfer fuel on the ground

Fuel System Operational Checks

fillin,draining, supplying,transfering,crossfeding,dumping

fuel system ATA

ATA 28

what kind of Fuel Selector is? that must be pushed off of a seat by cam act

poppet

what kind of selector valve is this

cone

what kind of selector valve is ?

Slide or gate: Whittaker Valves

Mod 7-8-9-10 Flashcards

(105 cards)