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HS60- EAWS Phase II > Block III powerplants > Flashcards

Block III powerplants Flashcards

1
Q

What 4 modules make up the engine

A

Cold section, hot section, power turbine, accessory section

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2
Q

What types of fuel are used in the engines

A

Jp 5 , jp 8, and jp 4

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3
Q

What direction does the rotor head rotate

A

Counterclockwise

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4
Q

What is the max fuel capacity on a foxtrot /bravo

A

6433.5 pounds

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5
Q

How much fuel does the main fuel cell hold on the foxtrot / bravo

A

4080 pounds

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6
Q

How much fuel does the internal auxiliary fuel cell hold on the foxtrot

A

721.5 pounds

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7
Q

How much fuel do the two external auxiliary tanks hold on the foxtrot / bravo /Romeo

A

816 pounds each

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8
Q

How much fuel is in each main fuel cell for Romeos

A

2040 pounds

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9
Q

How much fuel does each main tank hold on the Sierra

A

1224 pounds

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10
Q

Pre check valves shall reduce or stop fuel flow to main fuel cells in how many seconds

A

5-10 seconds

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11
Q

What are the two methods of fueling

A

Pressure fueling and gravity fueling

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12
Q

What are the three pneumatic sources for engine start

A

External ground source , apu and engine cross bleed

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13
Q

The h-60 power train consists of what five main components

A

Transition module, drive shafts, oil cooler, intermediate and tail gear box

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14
Q

What is the primary function of the main transmission system

A

To drive and support the main rotor and tail rotor

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15
Q

Where is the main transmission located

A

On top in the center of the main rotor pylon

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16
Q

What is a fuzz burner and where are they

A

Located in each chip detector , burn off any fine metal shavings

17
Q

What does the free wheel unit do

A

Allows the main transmission to spin freely of the engines if the transmission rotates faster than the engine input gear

18
Q

What does APU stand for

A

Auxiliary power unit

19
Q

What does the APU do

A

Supplies pneumatic power for engine start , provides bleed air for ECS and limited electrical power for ground operations, in flight emergencies and back up hydraulic pump power

20
Q

What kind of engine is in the hs60

A

T700-ge-401c front driven turbo shaft engine

HS60- EAWS Phase II (4 decks)

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