fuel system Flashcards

(16 cards)

1
Q

what are types of fuel + grades?

A

avgas 80
avgas 100
avgas 100LL
jet a

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2
Q

what colour is avgas 80

A

red

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3
Q

what colour is avgas 100

A

green

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4
Q

what colour is avgas 100LL

A

blue

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5
Q

what does 100LL mean?

A

100 grade and low lead content

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6
Q

what colour is jet a

A

colourless or straw

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7
Q

what can be used instead of diesel

A

jet a

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8
Q

what is MOGAS

A

motor gasoline

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9
Q

what are the properties of MOGAS?

A

straw in colour
more flammable and explosive than 100LL
only allowed to be used when specified by manufacturer

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10
Q

what is the specific gravity of avgas

A

0.72

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11
Q

what should MOGAS fuel be tested for?

A

alcohol

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12
Q

how to test MOGAS for …?

A
  1. start with an amount of water and mark level with line
  2. take fuel sample and add
  3. shake to mix them
  4. re-check water line
    if there is alcohol - it will be above line
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13
Q

what are the types of fuel system?

A

gravity fed
pump fed

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14
Q

what types of fuel pumps are there?

A

mechanical pump
electric pump

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15
Q

when do you use electric pump?

A

prior to starting, during critical phases and in case of mechanical pump failure

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16
Q

how can fuel be lost?

A

if parked on a slope
is selector is in a position that allows fuel to flow between