Systems - introduction Flashcards

1
Q

The UH-60M civilian model designation:

A

Sikorsky, S-70

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2
Q

UH-60M engines:

A
  • 2 General Electric model T700-GE-701D series turbo shaft engines
  • Approx. 2000hp each
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3
Q

The main rotor is _______ (Rigid/Semi Rigid/Fully Articulated)

A

Fully Articulated

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4
Q

Can you retract the landing gear?

A

No

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5
Q

The three parts the console is divided into:

A

(1) Overhead console
(2) Center Instrument Panel
(3) Lower Console

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6
Q

What is the Minimum Crew Requirements?

A

Minimum: Pilot and copilot: additional crewmembers, as required, will be added at the discretion of the commander, in accordance with pertinent Department of the Army regulations.

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7
Q

What is the normal Crew Requirements?

A
  • Pilot right side of cockpit.
  • Copilot left side of cockpit.
  • Crew chief right forward side of cabin.
  • Gunner left forward side of cabin
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8
Q

What is the primary mission of the UH-60m

A

Primary missions of this helicopter are tactical transport of troops, medical evacuation and cargo transport.

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9
Q

Basic weight:

A

Approx. 13.000 lbs

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10
Q

Design weight:

A

16.825 lbs

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11
Q

Max gross weight:

A

22.000

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12
Q

Rotor Diameter:

A

53 feet 8 inches

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13
Q

Rotor clearance Turning:

A

9 feet 5 inches

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14
Q

Rotor clearance Sloping:

A

7 feet 7 inches

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15
Q

WARNING: Main rotor clearance is shown with cyclic _____ and _____. Cyclic _____ or _____ may cause rotor blade clearance to be significantly less

A

WARNING: Main rotor clearance is shown with cyclic centered and level ground. Cyclic displacement or sloping terrain may cause rotor blade clearance to be significantly less

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16
Q

Tail rotor is canted at _____ degrees to improve performance and increase lift capability. The _____ degree cant provides approximately _____ of the total lifting force for the aircraft.

A

Tail rotor is canted at 20 degrees to improve performance and increase lift capability. The 20 degree cant provides approximately 2.5% of the total lifting force for the aircraft.

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17
Q

Stabilator width:

A

14 feet 4 inches

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18
Q

When ground taxing, the UH-60 requires _____ feet _____ inches of tail rotor clearance for a 180 degree turn

A

When ground taxing, the UH-60 requires 41 feet 7.7 inches of tail rotor clearance for a 180 degree turn

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19
Q

Fuel Load consists of

A

Two interchangeable, crashworthy, ballistic-resistant fuel tanks are mounted on each side of the transition section.

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20
Q

Main tank usable fuel is _____ U.S. gallons, _____ per tank when gravity refueled, providing approximately _____ hours of flight time

A

Main tank usable fuel is 360 U.S. gallons, 180 per tank when gravity refueled, providing approximately 2.3 hours of flight time

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21
Q

The primary structure is _____ . Some _____ and _____ are used for firewalls and various fittings.

A

The primary structure is aluminum alloy. Some titanium and steel are used for firewalls and various fittings.

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22
Q

Aluminum paneling is used for added E3 protection. Where aluminum paneling couldn’t be used, _____ was used ?

A

Alluminum Mesh

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23
Q

Where does the Pre-Flight checks begin?

A

At the front of the helicopter

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24
Q

CAUTION: Do not deflect main rotor blade tips more than _____ below normal droop position when attaching tiedowns. Do not tie down below normal droop position.

A

CAUTION: Do not deflect main rotor blade tips more than 6 inches below normal droop position when attaching tiedowns. Do not tie down below normal droop position.

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25
The rotor blade is designed with a _____ degree static twist, and the blade tip has a _____ degree sweep The blade tip also has a _____ degree anhedral angle The UH-60M is equipped with a wide chord (\_\_\_\_\_ inch) rotor blade with a _____ foot _____ inch span.
The rotor blade is designed with a **16.3 degree** static twist, and the blade tip has a **30 degree** sweep The blade tip also has a **20 degree** anhedral angle The UH-60M is equipped with a wide chord (**24.25** **inch**) rotor blade with a **24 foot 4 inch span**.
26
In the front avionics compartment you'll find
- Two aircraft Sealed Lead Acid Batteries (SLAB) - Two Embedded Global Positioning/Inertial Navigation systems (EGIs) - The #2 Flight Control Computer (FCC). - Electric Standby Instrument System (ESIS) battery. PUSH TO TEST button
27
If use is required, the landing light must be extended prior to reaching a maximum forward airspeed of _____ KIAS. With landing light extended, airspeed is limited to _____ KIAS.
If use is required, the landing light must be extended prior to reaching a maximum forward airspeed of **130** **KIAS**. With landing light extended, airspeed is limited to **180** **KIAS**.
28
The Landing light is located on the _____ side under the helicopter. The Search light is located on the _____ side under the helicopter
**Left , Right**
29
The search light has capability of turning ____ degrees
The search light has capability of turning **360 degrees**
30
If use is required, the searchlight must be extended prior to reaching a maximum forward airspeed of _____ KIAS. With searchlight extended, airspeed is limited to _____ KIAS.
If use is required, the searchlight must be extended prior to reaching a maximum forward airspeed of **100 KIAS**. With searchlight extended, airspeed is limited to **180 KIAS**.
31
CAUTION: Landing and searchlight have less than _____ ground clearance when extended. Use caution when ground taxiing over rough terrain with landing light and/or searchlight extended.
CAUTION: Landing and searchlight have less than **one-foot** ground clearance when extended. Use caution when ground taxiing over rough terrain with landing light and/or searchlight extended.
32
The Radar altimeter antennas are located where?
Under the nose, left and right side
33
Which flight control computer is located in the nose compartment?
#2 FCC
34
How much ground clearance does the landing and searchlights have when extended?
Less than one-foot
35
Pilot seats are ballistic tolerant up to _____ mm ordinance and are energy absorbing
Pilot seats are ballistic tolerant up to 7.62 mm ordinance and are energy absorbing
36
The main landing gear consists off:
Consist of a main strut, drag beam and wheel assembly
37
Drag beams are designed to absorb up a landing up to **\_\_\_\_\_** feet per-second, about \_\_\_\_\_Gs.
Drag beams are designed to absorb up a landing up to **39 feet per-second, about 11.25 Gs.**
38
Ambient Sense Port senses:
Air temperature to control the engine inlet anti-ice modulating valve.
39
If flights of over 6 hours are made, engine oil level must be at the _____ line of sight glass before flight
If flights of over 6 hours are made, engine oil level must be at the **full** line of sight glass before flight
40
The cowling/work platform is capable of supporting a weight of _____ pounds.
The cowling/work platform is capable of supporting a weight of **250 pound**s.
41
There are three hydraulic pressure supply systems: \_\_\_\_\_, \_\_\_\_\_, and \_\_\_\_\_ All are completely independent and each is fully capable of providing essential flight control pressure for maximum system redundancy.
There are three hydraulic pressure supply systems: **No. 1, No. 2, and backup**
42
Each hydraulic pump has two temperature sensitive labels mounted on the side. When a temperature level is reached, a circle turns \_\_\_\_\_ When the tempilabel indicates that a temperature of \_\_\_\_\_°C (\_\_\_\_\_°F) has been exceeded, an entry shall be made on DA Form 2408-13-1.
Each hydraulic pump has two temperature sensitive labels mounted on the side. When a temperature level is reached, a circle turns **Black** When the tempilabel indicates that a temperature of **132°C (270°F)** has been exceeded, an entry shall be made on DA Form 2408-13-1.
43
The APU provides _____ power for engine start, \_\_\_\_\_heating, and _____ power for ground operations and in-flight emergency _____ power
The APU provides **pneumatic** power for engine start, **cabin** heating, and **electrical** power for ground operations and in-flight emergency **electrical** power
44
If the APU is hot to the touch, check the _____ side of the dip stick. If the APU is cold to the touch, check the _____ side of the dip stick.
If the APU is hot to the touch, check the **hot** side of the dip stick. If the APU is cold to the touch, check the **cold** side of the dip stick.
45
The rotor brake system is designed to hold the main and tail rotor system during engine starting, with both engines at IDLE and to stop the rotors in approximately \_\_\_\_\_-\_\_\_\_\_ seconds with \_\_\_\_\_-\_\_\_\_\_ psi applied at less than \_\_\_\_\_% NR during engine shutdown.
The rotor brake system is designed to hold the main and tail rotor system during engine starting, with both engines at IDLE and to stop the rotors in approximately **12-18** **seconds** with **150-180 psi** applied at less than **40% NR** during engine shutdown.
46
Rotor brake shall not be applied with engine(s) operating and rotor turning except during an _____ stop. Maximum rotor speed for emergency rotor brake applications is \_\_\_\_\_% NR.
Rotor brake shall not be applied with engine(s) operating and rotor turning except during an **emergency** stop. Maximum rotor speed for emergency rotor brake applications is **76% NR**.
47
Main Transmission does what?
- Mounts and powers the main rotor head. - Powers the tail rotor drive shaft. - Drives the accessory modules.
48
The main transmission has a built-in \_\_\_\_\_° forward tilt to provide for a level attitude in cruise flight.
The main transmission has a built-in **3°** forward tilt to provide for a level attitude in cruise flight.
49
One accessory module is mounted on the forward section of each input module, and is identical and directly interchangeable Each accessory module provides mounting and drive for an _____ and a \_\_\_\_\_
One accessory module is mounted on the forward section of each input module, and is identical and directly interchangeable Each accessory module provides mounting and drive for an **electrical generator** and a **hydraulic pump**
50
Use appropriate scale when checking oil level. Read hot side of dipstick when checking hot oil (immediately to _____ hour after shutdown), or cold side of dipstick when checking cold oil (at least _____ hours after shutdown).
Use appropriate scale when checking oil level. Read hot side of dipstick when checking hot oil (immediately to **1⁄2 hour** after shutdown), or cold side of dipstick when checking cold oil (at least **2 hours** after shutdown).
51
Regarding the blade dampers what should you look for?
The Gold coating
52
APU Hydraulic Accumulator consists of an accumulator and gage assembly Gage should read _____ PSI for APU starting
APU Hydraulic Accumulator consists of an accumulator and gage assembly Gage should read 2800 PSI for APU starting
53
WARNING: Operating an engine against the _____ is prohibited on rotor brake equipped helicopters.
WARNING: Operating an engine against the **gust lock** is prohibited on rotor brake equipped helicopters.
54
The cargo hook is used to carry external loads up to _____ lbs
**9000 lbs**
55
The deck load limit is _____ pounds per square foot
**300**
56
Floor tie down points rated for _____ lbs.
**5000 lbs**
57
Maximum capacity for the Equipment Stowage Compartments is:
**125 pounds each side**
58
The tail wheel shock strut functions like the main landing gear struts and is designed to absorb up to _____ Gs of energy on impact
The tail wheel shock strut functions like the main landing gear struts and is designed to absorb up to **11.5 Gs** of energy on impact
59
What changes the direction, transmits torque and reduces shaft speed from the main gear box to the tail rotor gear box?
The intermediate gear box
60
The tail wheel swivels ____ degrees on a yoke assembly when unlocked.
360 deg
61
The bottom trailing edge of the tail pylon has an aerodynamically shaped fairing, with a _____ degree camber to decrease the amount of tail rotor pitch/anti-torque required in forward flight.
The bottom trailing edge of the tail pylon has an aerodynamically shaped fairing, with a **7 degree** camber to decrease the amount of tail rotor pitch/anti-torque required in forward flight.
62
The helicopter has a variable angle of incidence stabilator to enhance _____ qualities.
The helicopter has a variable angle of incidence stabilator to enhance **handling** qualities.
63
Where is the #1 flight control computer located?
**Aft avionics compartment.**
64
The VLEAs may be manually adjusted for occupants ranging in weight from _____ to _____ pounds optimizing the occupant’s protection.
The VLEAs may be manually adjusted for occupants ranging in weight from **130** to **250** **pounds** optimizing the occupant’s protection.
65
WARNING: Do not store any items \_\_\_\_\_. Seats are designed to stroke downward during a crash. Any obstruction will increase the probability and severity of injury.
WARNING: Do not store any items **below seats**. Seats are designed to stroke downward during a crash. Any obstruction will increase the probability and severity of injury.