AUX/EISIS

Question 1

How long does it take to recharge the accumulator?

Answer 1

Approx. 90 seconds required for backup pump to recharge accumulator

Question 2

2. What is the minimum psi the APU accumulator must have?

Answer 2

2800 psi

Question 3

3. If the APU OIL HOT caution appears, how much time should you allow for cooling?

Answer 3

30 minutes

Question 4

4. What would you do to get outside air into the cockpit?

Answer 4

Turn on the vent blower

Question 5

5. How long of a delay is there when powering the APU?

Answer 5

3 to 5 seconds

Question 6

6. What are three heated air sources for the aircraft on the ground?

Answer 6

Bleed air from the engine, APU, external source

Question 7

7. Describe the fire detectors:

Answer 7

Solid state photoconductive cells that react to infrared radiation

Question 8

8. If there is no AC power available, you cannot fight a fire on what engine?

Answer 8

2 engine

Question 9

9. The windshield wipers slow down at airspeeds greater than what?

Answer 9

20 KTS

Question 10

10. If ice is allowed to accumulate, shedding of the windshield anti-ice may enter the engine
    inlets and result in?

Answer 10

FOD and/or FLAMEOUT

Question 11

11. The maximum weight that may be suspended from a cargo hook is?

Answer 11

9,000 lbs

Question 12

12. What are the 3 modes of release?

Answer 12

Normal, manual, and emergency

Question 13

13. The landing gear will absorb up to how many feet per second?

Answer 13

39 fps

Question 14

14. How many quarts does the oil reservoir contain?

Answer 14

3 US quarts

Question 15

15. What does the Electronic Sequencing Unit do?

Answer 15

It provides automatic starting and continuous operational monitoring

Question 16

What does the APU accumulator have that can be used to recharge the accumulator if it is
not at the minimum of 2800 psi?

Answer 16

Hand pump

Question 17

17. The purpose of the APU is to?

Answer 17

Provide a pneumatic air source and an electrical power source

Question 18

If the APU is the sole source of power the ____and ____________can’t be used
simultaneously.

Answer 18

Windshield anti-ice, back up pump

Question 19

19. The brake wear indicator provides a \_\_\_\_\_\_\_\_\_\_ means of checking the level of wear on the
brake pads (pucks)?

Answer 19

Visual

Question 20

The two external components that provide display information to the EISIS are:

Answer 20

ADC and magnetometer

Question 21

The BATTERY STBY INST switch is locoted where in the cockpit?

Answer 21

Upper Console

Question 22

The ESIS battery should supply power to the instrument for at least:

Answer 22

30 min

Question 23

A beeping tone can be heard when the aircraft is on the ground with AC power removed if the BATT STBY INST switch is in which position?

Answer 23

ARM

Question 24

What are the components of the AVCS?

Answer 24

NR Speed Sensor
Electronic unit
Active vibration control computer
3 force generators
10 accelerometers

Question 25

The normal Nr operating range for the Active Vibration Control system is __Nr to __Nr?

Answer 25

90%, 105%

Question 26

Where is the AVCS control switch located?

Answer 26

Overhead Console

Question 27

The FMS can be accessed to check the ___ or initiate a ___ of the AVCS

Answer 27

Status, Built In Test (BIT)

Question 28

At what NR does AVCS INOP disappear

Answer 28

by 90%

Question 29

How does AVCS reduce helicopter and cabin vibrations?

Answer 29

By mechanically generating additional airframe vibratory loads out of phase with the main rotor induced 4 per rev vibrations

Question 30

What is the function of the Electronic Unit

Answer 30

Converts AVCC data into analog drive commands and sends the data to the appropriate force generators (FG’s)

Question 31

The AVCS INOP advisory illuminates in flight to indicate

Answer 31

Total failure of AVCS