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20 Cards in this Set
- Front
- Back
What are the fuel flow requirements for gravity feed fuel systems? |
At least 150% of the takeoff fuel consumption. |
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What are the fuel flow requirements for pressure pump fuel systems? |
At least 125% of takeoff fuel flow. |
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What are the required placards for recip engines? |
Avgas, minimum fuel grade. |
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What are three types of fuel tanks? |
Integral Rigid removable Bladder cell Surge |
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Why are baffles installed in integral tanks? |
To prevent sloshing of the fuel and fuel surging. |
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Which tank is formed by the aircraft structures? |
Integral |
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What is the purpose check/flapped valves? |
To prevent fuel from flowing away. |
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What are surge tanks designed for? |
To contain fuel overflow and spillage. |
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Drip sticks are measured in what? |
Lbs |
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Why are centrifugal pumps used? |
Prevents vapor lock in the fuel lines at high altitudes, by providing fuel under pressure to engine driven fuel pumps. |
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How does a jet pump operate? |
Used to scavenge fuel from remote areas of the tank using the Venturi principle. (No moving parts) |
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Where is the master strainer located? |
In the lowest point of the system to trap small mounts of water and foreign matter. |
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What does an electronic fuel quantity indicator consist of and how many moving parts does it have? |
Bridge circuit Amplifier Indicator Tank unit *Has no moving parts |
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What is the advantage of pressure fueling? |
Allows all tanks to be filled from a single point and reduces chance of fuel contamination. |
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Where should defueling be accomplished and which tanks should be de-fueled first? |
In the open air for good ventilation, outboard wing tanks first. |
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What is a cross-feed system? |
Any fuel tank can supply any engine. |
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What is the purpose of a fuel jettisoning system and how does it work? |
To quickly lower landing weight. Uses boost pumps to move fuel overboard. |
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How are fuel tanks cleaned? |
Hot water and a detergent then steamed cleaned. |
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What is used to purge fuel tanks? |
Carbon dioxide |
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What are the four classifications of fuel leaks? |
Stain Seep Heavy seep Running leak |