Jfkdkdlfjfkfk

Question 0

What is Troubleshooting?

Answer 0

Find out as much about the systems of the problem as possible.

Question 1

What is ref material?

Answer 1

43.13 for tech data

Question 2

What are the steps of troubleshooting?

Answer 2

Talk to the pilot
Find as much about the
problem as possible.
Duplicate the problem.
Understand operation of the system.
Make a list of all possible causes.
Work simplest/least expensive, to most complex/expensive.

Question 3

What does a vapor cycle system work under?

Answer 3

The principle of energy exchange.

Question 4

What components are part of vapor cycle systems?

Answer 4

Refrigerant, refrigerant oil.

Question 5

What are the duct temperature sensors used in the temperature system called?

Answer 5

Thermistors

Question 6

What is boiling point?

Answer 6

The temperature at which a substance changes from a liquid into a vapor.

Question 7

What is stored in the receiver dryer?

Answer 7

R134a refrigerant is filtered and stored under pressure in a reservoir known as the receiver dryer.

Question 8

What are most evaporators constructed of?

Answer 8

Copper or aluminum tubing coiled into a compact unit

Question 9

What is a concern associated with exhaust shroud heat systems?

Answer 9

Exhaust gas could contaminate the cabin!

Question 10

What does maintenance of combustion heaters consist of?

Answer 10

Cleaning filters, checking spark plug wear, ensuring inlets are not plugged.

Question 11

Oxygen is a _____, _________, and ________ gas at normal atmospheric temperatures.

Answer 11

Colorless, odorless, and tasteless.

Question 12

What should be marked on a cylinder containing breathing oxygen?

Answer 12

Aviator’s Breathing Oxygen

Question 13

At what point are oxygen cylinders considered empty?

Answer 13

When it reaches 50 psi.

Question 14

What is “ demand flow”?

Answer 14

When oxygen is only delivered as the user inhales

Question 15

What are the two kinds of oxygen demand regulators?

Answer 15

Diluter demand type, and pressure demand type.

Question 16

What is the main cause of contamination in an oxygen system?

Answer 16

Moisture.

Question 17

The cabin pressurization system must be capable of maintaining a cabin pressure altitude of what, regardless of what?

Answer 17

8000 ft or lower, regardless of cruising altitude.

Question 18

What causes weakening of the aircraft structure?

Answer 18

Repeated pressurization and depressurization.

Question 19

What three typical sources of air are used to pressurize reciprocating aircraft?

Answer 19

Super charger, turbocharger, engine driven compressor.

Question 20

Aircraft equipped with turbine engines usually use what?

Answer 20

Bleed air

Question 21

Aircraft cabin pressurization systems work in two different modes of operation, what are they?

Answer 21

Isobaric mode, constant differential mode.

Question 22

What can be controlled with the cabin pressure controller?

Answer 22

The cabin altitude, rate of cabin altitude change, barometric pressure setting.

Question 23

Many transport category aircraft have an outflow valve that operates ________, using signals sent from a _________ located _______ ____ __________ __________ that acts as the pressure regulator.

Answer 23

Electrically, remotely, cabin air pressure controller.

Question 24

What are pressurization safety relief valves used for?

Answer 24

To prevent the over pressurization of the cabin.

Question 25

What are negative pressure relief valves used for?

Answer 25

To ensure that the pressure outside the aircraft does not exceed cabin air pressure.5

Question 26

Aircraft with reciprocating engines often use what?

Answer 26

A vapor cycle AC system.

Question 27

What two heats are there?

Answer 27

Sensible heat and latent heat

Question 28

What types of aircraft are exhaust shroud systems typically used on?

Answer 28

Single engine aircraft

Question 29

What are electric heating systems mainly used for?

Answer 29

As a supplemental heating system

Question 30

What are combustion heaters mainly used in?

Answer 30

Light and medium twin engine aircraft

Question 31

What can compression bleed air be used for?

Answer 31

It can be used to heat the aircraft.

Question 32

What are the different types of heater systems?

Answer 32

Exhaust shroud, electrical, combustion, compressor bleed air.