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MH60 KNOWLEDGE > Fuel > Flashcards

Fuel Flashcards

1
Q

Burns how many lbs./hr.?

A

1000 lbs./hr.

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2
Q

How many fuel tanks and what are they?

A

5 total fuel tanks
Left Main
Right Main
Left Outboard AUX Tank
Left Inboard AUX Tank
Right Inboard AUX Tank

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3
Q

Fuel Tank capacites

A

Mains: 590 gallons
LO: 120/113 gallons
LI: 120/113 gallons
RI: 80/75 gallons

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4
Q

Fuel fill sequence

A

Mains-LO-LI-RI

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5
Q

Fuel transfer sequence

A

RI-LI-LO

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6
Q

Function of Prime/Boost Pump

A

Provide APU boost pressure
Prime ALL lines if prime is lost

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7
Q

Max total fuel capacity in gallons

A

Mains: 590
LO: 120
LI: 120
RI: 80

Total: 910 gallons

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8
Q

“ALL STORES SONO” will do what?

A

Jettison all aux tanks with less than 1/3 tank fuel capacity left

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9
Q

Fuel Management Control Panel does what?

A

Controls auto fill, auto transfers, and fuel dump

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10
Q

Transfer rate

A

250-300 lbs. per MINUTE

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11
Q

During a fuel transfer if a split exists, secure transfer before _____ main fuel cell reaches 1700 lbs

A

Right

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12
Q

DO NOT initiate an unmonitored manual fuel transfer from AUX tanks until mains are below _____ lbs.

A

3200 lbs.

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13
Q

FMCP should be set to ____ after transfer.

A

“STOP FLOW”

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14
Q

AUTO fuel transfer is initiated by FMCP when main tanks drop below ____% (about _____ lbs.)

A

68% (2600 lbs.)

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15
Q

Transfer pumps are dual element pumps. After ___ mins of no fuel flow through pump, it will switch elements. After another ____ seconds of no fuel flow, the FMCP will select another transfer/dump pump.

A

5 minutes
40 seconds

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16
Q

If a transfer pump fails to operate, the valve will be latched ____. You will also see what EICAS message?

A

OFF
“PUMP/VALVE FAIL”

17
Q

In this mode, all valves and pumps function.

A

MANUAL OVERRIDE

18
Q

During fueling, AUX tanks begin to fill when each preceding tank reaches ____%.

A

85%

19
Q

During power off fueling, what is the fill sequence?

A

All tanks fill evenly at the same time (all valves are open, FMCP is not controlling fuel sequence)

20
Q

When fueling, stop if ___ psi is present on refuel gauge

A

2 psi

21
Q

Fuel dump rate

A

800 lbs./MINUTE

22
Q

What inhibits fuel dump on deck?

A

WOW switch

23
Q

What valves operate during a fuel dump?

A

Main dump S/O valve
OVBD dump S/O valve

24
Q

Fuel dump secures with how much fuel left in main tanks?

A

LH Main: 270 lbs
RH Main: 210 lbs

25
Q

Fuel Jettison is controlled by what component (ALL STORES SONO, Individual AUX Tank drop)?

A

Weapons Management System

26
Q

Breakaway valves are installed in lines coming from what tanks?

A

AUX tanks

MH60 KNOWLEDGE (11 decks)

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