ABF test 2 Flashcards
What is normally expressed as an octane number for automotive type engines?
Knock Values
What is the freezing point for JP-8?
-53 F
Which type of fuel is kerosene based?
Jp-5
JP-5 is ___ than Water
Lighter
What is the definition of volatility?
The rate at which liquids will change from liquid to gas
What are the four classes of contamination?
Particulate, water, chemical contamination, and microorganisms
___ are submitted for Test because the quality of fuel is suspected either as the result of aircraft malfunction or for other reasons.
Special Samples
How many times should you rinse the bottle before taking samples?
3
Navy Stock Numbers (NSN’s) for sampling containers can be found where?
In the Refueling NATOPS
Sample containers should be ___
Meticulously, clean, dry, and inspected prior to use
The purpose of the Combined Contaminated Fuel Detector (CCFD) is to determine ____ and ___ contamination in aircraft fuels.
The Solid and free water
How much JP-5 is needed for sediment Test and how much is needed for the water test?
800 milliliters and 500 milliliters
What is the size of the microns on the Millipore filter?
0.65 microns
The light intensity for the Combined Contaminated Fuel Detector (CCFD) is controlled by the ____
Rheostat
The purpose of the specific gravity test is to determine the ____ of a given volume material (JP-5) to the weight of an equal volume of ____.
Water
A container used to hold the sample of liquid for the specific gravity test is called a ____.
Hydrometer cylinder
The specific gravity test will determine what size ____ is needed for the centrifugal purifier.
The discharge ring
What prevents formation of water ice and growth of various microorganisms?
AIA
The window of the refractometer is protected by a ____.
Cover
When looking at the shadow line through the eyepiece of the refractometer which side represents JP-5.
Left Side
The separators funnel has a capacity of ___
250 ML
The graduated cylinder has a capacity of ___.
250 ML
How much water is required to conduct an (AIA) test?
2 Ml
What is used to determine the flash point of materials?
The Pensky-Marten
No action is necessary unless the differences of the local and regional lab results are greater than ___.
0.8 mg/l
What is the octane rating and flash point of MOGAS?
83 and -41 F
What is the NATO code for MOGAS?
F-46
What is the flash point for JP-8?
100 F
What is the NATO CODE for JP-8?
F-34
JP-5 is a ___ based fuel
Kerosene
What is the NATO code for JP-5?
F-44
The results from correlation sampling /testing are used by ___
Type Commanders and System Commanders
What distributes the heat evenly during heating operations?
Stirrer
What exposes the sample cup vapors to the test flame?
Flame exposure knob
What component controls the heater output rate?
Intensity Control Knob
What controls the gas delivery rate?
Precision Flow Valve
What is used to determine the flash point of materials?
The Pensky-Marten
