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airframes Flashcards

1
Q

WHAT ARE THE PURPOSES OF EMERGENCY RECLAMATION?

A

PREVENT FURTHER DAMAGE TO AIRCRAFT AND SALVAGE

SALVAGABLE ITEMS BY PRIORITY

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2
Q

4 SUBSYSTEMS OF MAIN ROTOR SYSTEM:

A
  1. MAIN ROTOR BLADES
  2. MAIN ROTOR HEAD/HUB ASSEMBLY
  3. FLIGHT CONTROLS
  4. BIFILAR VIBRATION ABSORBER
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3
Q

HOW DOES A BIM WORK?

A

IF THE BLADE IS DAMAGED OR SPAR IS IMPAIRED,
NITROGEN WILL ESCAPE AND CAUSE THE BIM TO SHOW 3
BLACK BANDS.

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4
Q

WHAT SUPPORTS THE MAIN ROTOR HEAD?

A

MAIN ROTOR SHAFT EXTENSION

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5
Q

WHAT DOES THE SWASHPLATE DO?

A

TRANSMITS FLIGHT CONTROL MOVEMENTS TO THE MAIN

ROTOR THROUGH 4 PITCH CONTROL RODS

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6
Q

purpose of bifilars

A

ABSORBS VIBRATION FROM ANYTHING ON THE HEAD

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7
Q

HOW MANY DEGREES IS the tail rotor CANTED UPWARD (ANGLE)?

A

20 degrees

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8
Q

total lifting force of tail rotor?

A

2.5 percent

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9
Q

WHAT DOES THE MAIN/TAIL LANDING GEAR CONSIST OF?

A
  • 2 SINGLE WHEELS
  • MAIN LANDING GEARS
  • DUAL-WHEEL SWIVEL TYPE TAIL GEAR
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10
Q

WHAT ARE THE 2 TAIL GEAR WHEELS MOUNTED ON?

A 
SHIMMY DAMPER ( CAUSES BOTH OF THE TAIL GEAR WHEELS TO ROTATE AT
THE SAME TIME)
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11
Q

WHAT DOES THE RAST SYSTEM CONSIST OF?

A

CONTROL PANEL

  • MAIN PROBE ASSEMBLY
  • TAIL PROBE ASSEMBLY
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12
Q

HOW ARE ACCESS AND INSPECTION OPENINGS IDENTIFIED?

A

3 DIGIT NUMBER (2.1.9)

  • FIRST NUMBER = WORK AREA
  • SECOND NUMBER = THE SIDE
  • THIRD NUMBER = PANEL NUMBER
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13
Q

HOW MUCH HORSEPOWER DOES THE ENGINE HAVE?

A

1,800 SHAFT HORSEPOWER

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14
Q

WHAT ARE THE 4 MODULES THAT MAKE UP THE ENGINE?

A
  1. COLD SECTION
  2. HOT SECTION
  3. POWER TURBINE
  4. ACCESSORY SECTION
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15
Q

WHAT ARE THE 5 SECTIONS OF THE ENGINE?

A
  1. INLET (COLD)
  2. COMPRESSOR (COLD)
  3. COMBUSTION (HOT)
  4. GAS GENERATOR TURBINE (POWER TURBINE)
  5. EXHAUST
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16
Q

WHAT DOES THE APU DO?

A
  • PNEUMATIC POWER FOR ENGINE TO START
  • BLEED AIR TO ECS
  • ELECTRICAL POWER FOR AIRCRAFT
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17
Q

WHAT IS THE APU’S FUEL CONSUMPTION RATE?

A

150 POUNDS PER HOUR

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18
Q

TWO TYPES OF APU’S:

A
  1. TURBOMACH

2. GARRETT

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19
Q

WHAT IS THE FUEL TANKS CONSIST OF?

A

THE MAIN TANK SYSTEM IS COMPOSED OF 2 CELLS

INTERCONNECTED TO FORM ONE TANK.

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20
Q

WAYS FOR PNEUMATIC SOURCES FOR ENGINE

START:

A
  1. EXTERNAL GROUND SOURCE
  2. APU
  3. ENGINE CROSS BLEED
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21
Q

THE H-60 POWERTRAIN CONSISTS OF 5 MAIN COMPONENTS:

A
  1. MGB
  2. TAIL ROTOR DRIVE SHAFT
  3. OIL COOLER
  4. INTERMEDIATE GEARBOX (IGB)
  5. TAIL GEARBOX (TGB)
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22
Q

WHAT DOES THE MAIN TRANSMISSION SUPPORT

A

THE MAIN GEAR BOX (MGB) DRIVES AND SUPPORTS

THE MAIN ROTOR.

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23
Q

PURPOSE OF IGB

A

CHANGES ANGLE OF DRIVE

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24
Q

WHAT IS ISNTALLED IN EACH GEARBOX?

A

CHIP DETECTORS

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25
THYDRAULICs manual
01-1A-17
26
WHAT SHOULD YOU DO BEFORE APPLYING HYDRAULIC POWER?
all clearn of flight controls
27
``` WHAT IS THE PRESSURE UTILIZED IN MOST MILITARY HIGH PERFORMANCE AIRCRAFTS(hyds)? ```
3,000 psi
28
UTILITY PUMP IS USED
rescue operations
29
WHAT PRESSURE DOES THE PRIORITY VALVE OPEN AT?
2500 psi
30
WHAT DOES A PRIORITY VALVE DO?
IF PRESSURE DROPS BELOW 2,500 PSI, THE VALVE WILL | SEND FLUID TO IMPORTANT PLACES TO SAVE
31
electrical safety
-TREAT ALL ELECTRICAL DEVICES AS IF THEY ARE LIVE OR ENERGIZED. - DISCONNECT THE POWER SOURCE BEFORE BEFORE SERVICING OR REPAIRING ELECTRICAL EQUIPMENT.
32
CURRENT (I)
A DIRECTED MOVEMENT OF ELECTRONS FROM | POSITIVE TO NEGATIVE.
33
VOLTAGE(E OR V)
DIFFERENCE OF POTENTIAL OF 2 CHARGES OF | INTEREST.
34
RESISTANCE ( R)
THE OPPOSITION OF CURRENT.
35
HERTZ (Hz)
MEASUREMENT OF CYCLES IN A GIVEN PERIOD OF | TIME (FREQUENCY)
36
AC - ALTERNATING CURRENT
CHANGES IN AMPLITUDE, & REVERSES DIRECTION AT REGULAR | INTERVALS.
37
DIRECT CURRENT
FLOWS ONLY IN ONE DIRECTION.
38
WHAT DOES THE BATTERY CONDITIONER ANALYZE?
MONITORS BATTERY VOLTAGE, TEMP & CONTAINS A CIRCUIT | FOR BATTERY CHARGING.
39
PURPOSE OF BACKUP ATTITUDE INDICATOR
INDICATES PITCH AND ROLL
40
BARALT (BAROMETRIC ALTIMETER) ENCODER:
VISUAL INDICATIONS OF PRESSURE | ALTITUDE
41
AIRSPEED INDICATOR
- IS A DIFFERENTIAL PRESSURE INSTRUMENT | - RANGE MARKINGS ARE 0-250 KNOTS, MARKED IN 5-KNOT UNITS
42
WHAT DOES THE PITOT STATIC SYSTEM CONSIS OF?
- IS A DIFFERENTIAL PRESSURE INSTRUMENT | - RANGE MARKINGS ARE 0-250 KNOTS, MARKED IN 5-KNOT UNITS
43
FD
FLIGHT DISPLAYS
44
ISD
INTEGRATED SELF-DEFENSE
45
PDU
PILOT DISPLAY UNIT
46
ADI
ATTITUDE DIRECTION INDICATOR
47
RADAR ALTIMETER (RADALT
SHOOTS RADAR DOWN TO WHAT'S BENEATH YOU TO TELL | HOW HIGH UP YOU ARE FROM IT.
48
HSI
HORIZONTAL SITUATION INDICATOR
49
WHAT IS ON THE FLIGHT DISPLAY
RADALT, TURN RATE, AIR DATA
50
MD
MISSION DISPLAY
51
IFF
IDENTIFICATION FRIEND OR FOE
52
RF
RADIO FREQUENCY
53
LRD
LASER RANGE/FINDER DESIGNATOR
54
LTM
LASER TARGET MARKER
55
ELRF
EYESAFE LASER RANGEFINDER
56
EGI
Global Positioning System
57
TACTICAL AIR NAVIGATION SYSTEM (TACAN)
- SHOWN ON FLIGHT DISPLAYS | - STATIONS ALL OVER THE GLOBE
58
DFG
DIRECTION FINDER GROUP
59
OTPI
ON-TOP POSITION INDICATOR
60
AFCS
AUTOMATIC FLIGHT CONTROL SYSTEM
61
MFR
MULTIFUNCTION RADIOS
62
WHAT IS THE RADAR RANGE MILE?
12.36 MICROSECONDS
63
WHAT IS DOES RADAR STAND FOR
RADIO DETECTION AND RANGING
64
CMDS
COUNTERMEASURES DISPENSING SYSTEM
65
MWS
MISSILE WARNING SYSTEM
66
FLARES
USED TO AGAINST HEAT SENSING MISSILES
67
CHAFF
USED AGAINST SMART MISSILES
68
ALFS
AIRBORNE LOW FREQUENCY SONAR
69
BURN TIME FOR MK 79
4.5
70
BURN TIME FOR MK 25
10-20 MINS
71
BURN TIME FOR MK 58
40-60 MINS
72
HOW MUCH DO TORPEDOES WEIGH
536 TO 551 POUNDS
73
The Air Data computer supplies what 4 things to the avionic system?
1. Airspeed, 2. Altitude, 3. Vertical acceleration, and 4. Outside temperature

eaws (6 decks)

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