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Cv-22 > -1 > Flashcards

-1 Flashcards

1
Q

What are the Major functions of FMU (Fuel Management Unit)

A

1 Measures fuel quantity
2 Monitors fuel burn
3 Manages fuel system health and isolate component faults
4 Monitors ground/aerial refueling, defueling, and fuel dump
5 communicate system status to GRDP and integrated avionics system
6 communicate fuel quantity to the SFD
7 communicate low engine/gearbox oil levels to the GRDP and maint flight summary

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2
Q

What is FFR?

A

Feather Flapping Rotor Load Indicator

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3
Q

What assembly provides a circuit path for electrical power to the blade fold systems, blade tip lights, flapping transducers, mast torque sensors, and ice protection distributor

A

Slipping assembly

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4
Q

What three weights are attached to the yoke used to absorb rotor vibrations

A

Pendulum Damper Assembly

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5
Q

What Driveshaft connects the PRGB and TAGB through the ICDS?

A

Pylon Driveshaft

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6
Q

What does the ICDS (Interconnecting Drive Shaft) do?

A

Synchronizes the proprotor system

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7
Q

How does the FFR work?

A

Detects the elastomeric bearing temperature to determine if the rotor load is damaging the rotor

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8
Q

What drives VFG 3?

A

LTAGB

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9
Q

What drives VFG 4

A

MWGB

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10
Q

What is the primary power for the FCCs?

A

PMGs

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11
Q

What does ext power power up?

A

AC buses 1/2, ENV buses 1/2 and the CVs will power the dc buses…

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12
Q

What does ext power not power up?

A

AC Ice Protection System

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13
Q

In flight, 80% charge provides ____ min emerg pwr for ess equip

A

20

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14
Q

What does the ENV bus power?

A 
De-ice boots
Air cond
OBOGS
OBIGGS
AVI Cooling
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15
Q

What does Nacelle IPS do?

A

Prevent ice from

Rotors
Spinners
Pend dampers
Air inlets
Windshields
Pitot tubes
AOA sensor
Ice prot sensors
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16
Q

What is level one Vortex Ring State?

A

Increase vibration levels, sluggishness

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17
Q

How do you correct level 1 VRS?

A

TCL to stop descent or trim NAC fwd @ max rate for 2 seconds (15°) fly out

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18
Q

What is level 2 VRS?

A

Rumbling/ increased sink rate

Improper roll response

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19
Q

How do you correct level 2 VRS?

A

NAC fwd @ max rate for 2 secs (15°)

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20
Q

What is level 3 VRS?

A

Rapid Uncommanded roll corresponding large pitch

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21
Q

How does the Air Data System work?

A

Air goes through the pitot/static tube to the 3 Air Data Units to get readings for the SFI and FCCs while the FCCs send data to the MCs

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22
Q

What MGT do you abort engine start?

A

779°

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23
Q

When does the battery time out?

A

After 5 minutes

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24
Q

What are the 4 major components of the engines?

A

Torque meter Assembly
Gas Generator Assembly
Power Turbine Assembly
Accessory Drive Assembly

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25
Q

How many fuel nozzles are on each engine?

A

16

26
Q

How many debris sensors are there and where are they?

A 
15
1 in ea eng
3 in ea PRGB
2 in ea TAGB
1 in MWGB
1 in SDC 
1 in APU
27
Q

What’s in the Accessory Drive Assembly?

A

FPMU
HYD Eng Starter
PMA
Oil pump/regu assembly

28
Q

What is FADEC A connected to?

A

FCC 1/2

29
Q

What is FADEC B connected to?

A

2/3 and 1/3

30
Q

What is Emergency Shutdown?

A 
ECL — OFF (aff eng)
T- Handle — ARM
Rotor Brake - ON
APU - STOP(as req)
Battery - OFF
Egress - (as req)
31
Q

When does the FADECS initiate a engine shutdown?

A 
ECL aft of start
NG/NP over speed
No light off detection on ENG start
Stagnated start or flameout detection
Failure to relight on flameout detection
Failure of 2nd FADEC and NG speed <53%Ng
MGT >779C during a start
32
Q

When is Interim power armed or on?

A

ARMED — Above 60KCAS or below 70 NAC

ON — Below 55KCAS and above 70 NAC

33
Q

What is EAPs powered by?

A

HYD 3

34
Q

When is EAPs on or off in AUTO mode?

A

ON —below 60kts

OFF — above 70kts

35
Q

What is utilities does HYD 3 power?

A 
Cargo ramp/door
Rotor brake
EAPs
Wheel brakes
Cargo Winch
RPU
Engine starter
Wing stow/locking pin
Landing gear
Aerial refueling retracting probe
Nose wheel steering
36
Q

When does ICDS pwr on?

A

84% NR

37
Q

Where are the boost pumps?

A

2 sponsons

2 wing aux

38
Q

Where are the suction lift pumps?

A

Feed tanks

39
Q

What kind of fuel system is on the CV-22?

A

Crashworthy
Fully automatic
Suction-type system

40
Q

What are the support couplings between the DS in each wing monitored by?

A

VSLED (Vibration, Structural Life , And Engine Diagnostics)

41
Q

How do you pull the jettison windows?

A

Look away visor down and pull at 45°

42
Q

What gearbox oil pressure is normal while AEO? (All Engines Operative)?

A

60-95 PSI

43
Q

What is the gearboxes normal oil pressure OEI (One Engine Inoperative)?

A

60-95 Normal

60-50 Low Caution

44
Q

What is normal oil pressure for MWGB?

A

40-65 psi

45
Q

What is high oil temps for gearboxes with OEI (One Engine Inoperative)?

A

High W above 121°C

High C 110-121°

46
Q

What high oil temps for gearboxes while AEO (All Engines Operating)?

A

High W above 132° C

High C 110 - 132° C

47
Q

What is normal, low and high engine oil pressure?

A

Above 90 psi high W
35-60 psi normal
Below 30 psi low W

48
Q

What is normal low and high engine oil temperature?

A

Above 140° C High W
40 - 135°C normal
Below 20°C Low W

49
Q

What is APLN Normal load factor symmetric and asymmetric?

A
  • .5 to 4.0g symmetric

- .5 to 3.2g asymmetric

50
Q

What is Max airspeed in turbulence?

A

220 KCAS

51
Q

What minimum feed tank quantity?

A

300 lbs

52
Q

What is max forward sponson allowable fuel split?

A

2,500 lbs

53
Q

What is VTOL MHGW?

A

52,600 lbs

54
Q

What is CONV/APLN MHGW and MAGW (Max Alternate Gross Weight)?

A

57,000 MHGW

60,500 MAGW

55
Q

What’s on the ESS batt bus?

A 
APU ECU
Emerg Gear Ground
Emerg 02 ENG/Fire Detect & Suppress
FCC 2/3 BU pwr
L/R FMU
56
Q

What’s on ENV 1?

A

L/R Suction Lift Pumps

AOA Heater

57
Q

What’s on AC 1 Bus?

A

FLIR
GPS
IBR
MC1

58
Q

What’s on AC 2 BUS?

A

EMERG LUBE
MC2
MMR

59
Q

What’s on ENV 2 BUS?

A

L/R Feed boost pump
L/R Sponson boost pump
L/R Wing Aux boost pump
L/R avionics bay intake fan

60
Q

What does eng bleed air provide anti ice for?

A

Engine intake struts and EAPS

61
Q

What does IPS provide anti ice protection for?

A 
Prop rotor blade leading edges
Spinners
Pendulum Dampers
Eng air struts
Windshield
Pitot static probes
AOA Sensors

Cv-22 (1 decks)

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