T.O. 42B-1-1

quality hold, filter replacement, AFPET Technical Assistance Division

A resample failure for particulate matter content shall require the servicing equipment to be put on _______ and _______ accomplished. Results of the original sample and retests shall be reported to ___________.

Composite sample

A single sample consisting of representative samples from more than one storage container

2,000 gallons

After all filter element changes, rotate a minimum of ________ of fuel through the filter separator and sample the filter separator.

2 gallons

All samples of aviation fuels shall be a minimum of _____ unless otherwise directed.

10-25

An optional method to obtain a suitable bond is by soldering a ______ gauge wire internally in the base of an in-line sampler.

0.12%, flash point, Celsius, one, milligram per liter (mg/L), flow reducing ring

Annotate AFTAT or the reverse side of AFTO Form 475 with 120 day correlation sample, sample source, and the results as follows: (1) FSII reported to two decimal places, i.e. _____. (2) ______ reported in whole numbers degrees _______. (3) Total solids shall be performed using a test and control filter and reported to only ____ decimal place in __________. Filtration time will not be determined and a _______ shall not be used.

owning unit

At joint locations and collocated active duty/ANG units where one base fuels laboratory is shared, only the ________ of the laboratory is required to submit the correlation sample.

hydraulic fluid, aircraft engine oil

Aviation fuel samples contaminated with _________ or _________ shall not be returned to the fuel system until coordination is completed.

vermiculate

Do not use _________ to over-pack aviation fuel samples as this material will cause contamination.

gasoline

Do not use clear glass bottles when sampling _______.

drum thief, hose

Drums may only be sampled using a _______ or ______.

Safety Investigation Board President (SIB), Convening Authority

Due to the nature of aircraft crashes and fuel-related incidents, the __________ or __________ has the sole authority to waive the fuel testing requirement when fuel is ruled out as a cause.

120 days

Every ______, take a continuous (under flow condition) sample from receipts and aircraft servicings.

volume, two

FSII is reported in percent by _______ by _____ decimal places, i.e. 0.12%

second test, longer

Following the extraction time when testing for FSII is most critical. Failure to extract for the specified time or failure to provide vigorous agitation can result in false readings. If lower than expected readings are obtained, a _________ should be done with _________ extraction time.

two one-gallon

For aircraft servicing correlation samples, ________ for quality surveillance testing.

one one-quart, three one-gallon, 120 day

For receipt correlation samples, _______ and _______ samples for correlation and quality surveillance testing. Into-truck locations will submit the 120 day aircraft servicing sample in place of this requirement.

color, particle, 1 gallon samples, 45, Air Force Testing and Analysis Tool (AFTAT), AFTO Form 475

For temporary and auxiliary locations where a fuels laboratory is not available, substitute ____ and _____ assessment method where bottle method is required, and submit a minimum of two ______ samples representative of fuel being serviced to aircraft every _____ days. Annotate _________ or _________ and forward to regional area lab.

epoxy-lined, 1 gallon, 24-gauge steel

Fuel sample containers are _____, _____, _____ drums equipped with 3/4 inch bung and seal.

Safety Investigation Board President, National Transportation and Safety Board, AFPET Current Operations, Wright-Patterson AFB lab, 2 gallons, one-quart

Fuel samples may be forwarded to the regional Area Laboratory or a laboratory approved by the _________ or _________. Shipping data to include the Transportation Control Number (TCN) or tracking number will be provided to _________ upon shipment. Oil and hydraulic fluid samples will be shipped to the ___________. Jet fuel samples should be _________. Engine lubrication oil and hydraulic fluid shall be ________ minimum.

steel funnel, stainless steel

Fuels laboratories will use a bondable ________ when transferring fuel as specified by this TO. ________ is preferred.

AFI 21-101, Maintenance Group Commander

IAW _____, the __________ will impound all ground equipment that may have played a role in an aircraft crash.

microscope

If excessive or abnormal solids are obtained, examine the solid material using a _________.

2 quarts, 150%, sample, 1/3

It may be necessary in some cases to hand blend a refueler. There are several techniques that will provide satisfactory results: (1) Introduce the additive through the refueler hatch using a funnel and hose extending below the surface of the fuel. Flush the apparatus with at least _____ of fuel after the introduction of additive. Circulate at least _____ of the refueler inventory, and _____ prior to use. (2) Introduce the additive the same as above into a refueler no more than _____ full, and then finish filling the unit. Sample prior to use.

flush, wire-shielded sample extension hose, 10 - 25, 6 inches

Obtain samples for solids using the ______ setting on the in-line sampler or a straight hose. Where it is difficult to use the in-line sampler, a ____________ may be used. The use of Teflon or Tygon hose equipped with a male fitting and a _______ gauge steel or iron internal-bond wire may also be used. This wire must be smoldered to the inside of the male fitting extending ____ inches beyond the end of the tubing.

one quart, one gallon

Obtain the minimum sample quantity required for all tests. Samples taken for visual analysis will be _______. Samples taken for all other testing shall be _______ unless otherwise specified.

three times, 10, 20%, 10, gravimetric analysis, 4

Only sample containers used for shipment to area lab or first-time use shall be flushed ________ with ____ to ____ of the product being sampled. For each flush, the container shall be closed and shaken for ____ seconds and product replaced for the next flush. Return the flushed fuel into a suitable container for return to inventory. Exceptions to this rinsing requirement apply to limited quantity samples, such as aircraft incident samples or sump drain samples. Sample containers consistently utilized for __________ are considered clean after the ____- time petroleum ether rinse which occurs during the previous bottle method test.

30 days

Perform an electrical continuity test with an ohmmeter prior to initial use and every ______ when in service.

annually, 1-year, opened

Replace the date the AEL printed standard _________. The ________ time interval begins from the date the standard is opened and placed into service regardless of the date printed on the package.

petroleum ether, solvent dispenser, 10 strokes, petroleum ether

Rinse filters by filling the monitor with ________ filtered through the ________. Evacuate the monitor again using the metal syringe or vacuum. When the syringe is used, pump an additional _______ to remove residual _________.

Refueling unit sampling

Routine sampling or refueling units may be performed from the cambox location. All re-samples or samples taken while investigating high particulates and/or contamination of any kind shall be taken from the single point nozzle as fuel is being recirculated through the bottom loader.

three, 10-20%, 10 seconds

Sample containers shall be flushed _____ times with ______ of the product being sampled. For each flush, the container shall be closed and shaken for ______ and product replaced for the next flush.

6 months

Samples must be taken of dormant stocks where new product has not been received into for _______.

Area Laboratory

Samples obtained from crashed aircraft shall NOT be tested by base laboratories. These samples shall be sent to the regional _________ for analysis when directed. There are no exceptions to this guidance.

10 psi

Samples taken under flow conditions shall require a minimum of _____ at the sampling point to permit proper flow through the in-line sampler.

four, foam

Sampling Kit for aviation fuel is reusable. This kit has ______ one-quart bottles with caps, cushioned in ______, and is suitable for air shipment.

metal, glass, sunlight, cans, foil-wrapped bottles, 2 minutes, 24 hours, 10 degrees F (6 degrees C), clear, sunlight

Sampling containers for conductivity test will be _______ or _______. In most cases, the conductivity of the fuel will not change appreciably within several hours if the sample is protected from _______ in ______, in brown or _______________. After the sample as been obtained, wait approximately __________ for changes in the fuel to dissipate before testing. However, it is permissible to test up to _________ after sampling, provided the sample is within ______________ of the fuel temperature when the sample was taken, has not been taken in a ________ container, and has been protected from direct ___________.

weighted bottle, bacon bomb, drum thief, in-line samplers

Sampling equipment is designed for specific purposes and types as samples referenced above. These samplers include, but are not limited to, _______, _______, ________, and ________. Do not use yellow metal samplers with turbine engine fuels.

area laboratory, Wright-Patterson AFB, OH

Solid contamination which cannot be identified shall be forwarded to the ________ at ________.

lint-free materials, soft paper towels

Take a truly representative sample. Cleanliness of the equipment is extremely important. Use only _______ or _______.

calibrated, CALIBRATING STANDARD, photocell comparator, light-modulating lever, zero, modulation lever, plug screw, 45 degree bend, screwdriver

The Aqua-Glo shall not be ________ prior to first use each day. An encapsulated pad labeled ______________ is provided in an envelope in each kit. Do not use a calibrating standard from another kit. Not the SET number on the back of this pad and place in the test-pad window, colored side facing the instrument. Turn on the ultraviolet lamp and then press the button on the _____________. Adjust the ____________ until the red pointer is steady at zero in the center of the meter. To eliminate errors caused by clearance in the mechanical linkage, always move the __________ in the same direction when zeroing the photocell while calibrating or testing. When the reading does not agree with the calibration standard, remove the ________ from the side of the photocell comparator (at the ___________), insert a small _________, and adjust as necessary. Repeat until the rating agrees with the calibration standard.

AFTO Form 475

The _______ shall only be used as an alternative means when internet access or AFTAT is not available.

Air Force Life Cycle Management Center, U.S. Army Tank Automotive Research, Development, and Engineering Center

The _________ is the approving agency for additives in jet fuel. The ____________ is the approving authority for additives in ground fuels.

72 hours

The contract Point of Contact will notify FMT at least ______ prior to desired inoculation date to coordinate the work plan ensure FMT escort is available and ensure there are no known circumstances to prevent inoculation on that date.

760 millimeters, Mercury

The flash point is defined as the lowest temperature corrected to a barometric pressure of __________ of __________ (mm Hg), at which application of an ignition source causes the vapors of the sample to ignite under specified conditions of the test.

Gammon Technical Products, anodized aluminum

The gold-colored sampler provided by __________ is _________ and is satisfactory for fuel sampling

annually, 30 minutes

The hydro-light calibration can be validated ________ by letting the hydro-light sit turned on at room temperature for at least _________.

in-line sampler, clean-out line

The preferred method for sampling an underground tank is an _______ between the pump and filter separator during flow. Do not take samples through the storage tank ________.

5, Marginal (M), Unacceptable (U), D

The sample fails if the color is ____ or greater, or the visual particle assessment is _______ or _______ as assessed with the Millipore guide, or ____ or greater as assessed by the Gammon guide.

Pensky-Martens, Tag, Small Scale Closed Cup, FM, Pensky-Martens

There are three methods to determine flash point: ______________, ____________, and _______________ test. The brand of the flash tester used will be at the discretion of ______ as long as it conforms to one of the previously mentioned methods however, the ______________ is the preferred method.

3.785

To convert mg/gal to mg/L, divide mg/gal by ______.

upstream, AFPET Current Operations Division

When a retest confirms a failure for solids or free water, conduct an investigation to determine the cause. It may be necessary to sample ______ of the filter separator to locate the source of the contaminant. Contact ____________ for additional guidance.

tank discharge line, inlet side

When access is restricted, do not draw samples from gauge/sampling hatches on tanks containing Automatic Tank Gauging (ATG) equipment. Take samples at ground level from the _________ at the ______ of downstream filtration equipment.

0.5 mg/L, 10 ppm

When contamination downstream of aircraft servicing filter separators exceeds ______ or when free water is greater than ______, the servicing equipment shall be taken out of service and investigative action performed.

1 inch

When obtaining the sample, do not fill the container completely full. Ensure sufficient air space exists in the container (approx. ______) to allow for thermal expansion of the sample.

1 gallon recovery can

When sampling mobile equipment with an in-line sampler, the mobile equipment must be bonded through the sampler to the __________.

AFTAT

When submitting fuel samples or re-samples to an Area Lab, _______ is a mandatory-use program. Ensure that re-samples are specifically identified.

email addresses, SIB

When submitting samples for crashed aircraft, base level laboratory personnel will provide individual ________ for SIB members or designated representatives. Official sample results will only be released to individuals identified as _____ or designated functional representatives.

prior

When tanker or barge cargos are discharged directly into Air Force base storage systems, conduct inspection, sampling, and discharge. Product may be issued ______ to receiving the results from the area laboratory provided all line samples taken during discharge are satisfactory.

daily, changed

When testing for FSII, calibrated the instrument _______ prior to first use and when test water is _______.

aluminum, glass, two or three

When testing for FSII, carefully open the separatory drain so a trickle of the water layer is captured in a clean, dry, __________ dish or shallow _________ container. _____________ are sufficient.

B2/HB-2, Brix refractometer, MISCO, Gammon

When testing for FSII, the _______ test kit is the preferred method and the only procedure covered herein. For the operating procedures for the ____________, refer to the operation instructions shipped with the equipment, Digital refractometers manufactured by ________ and _________ are authorized.

graduated, 160 ml, 2 ml, 5 minutes, 2 minutes

When testing for FSII, using a _________ cylinder, transfer _______ of the test fuel into the separatory funnel. Using a syringe/pipette, add ______ of water to the separatory funnel. Cap the funnel and shake by hand vigorously for ____________. Place the separatory funnel in the ring stand for at least ________ to allow separation.

1 gallon, single-filter monitor, downstream

When testing for color and particulate matter, a ______ sample is passed through an in-line sampler containing a ________. The color-membrane filter is visually compared with a color and particulate standard provided in booklet form. This method applies only to aviation fuels sampled _______ of filter separators.

zero, upper, MEASURE (M), three seconds, fuel temperature, CU value, isopropyl alcohol

When testing for conductivity, calibrate and _______ the meter prior to use, insert the probe into fuel sample to ________ hole and press the ____________ switch. Report reading at ________. Record the ___________ and __________. Clean the probe by rinsing with ___________ and air dry.

whole numbers, pSm, CU

When testing for conductivity, the conductivity and temperature values are reported in _________. The unit of measure for the conductivity value may be stated as either ________ or _______.

PMEL

When testing for conductivity, when the meter will not zero or self calibrations fall outside the acceptable range, turn meter into ________ for calibration.

toggle valve, 300 ml

When testing for free water by the Aqua-Glo method, open the ______ by lifting the handle. Allow at least _____ of fuel to pass through the assembly.

reduced, 100 ml, multiply, volume, 500 ml

When testing for free water using the Aqua Glo method, if the reading exceeds the scale, a __________ sample volume may be used. Sample volumes may not be below ________. When this is performed, _________ the result by a factor determined by dividing the ________ used in ml into _________.

500 ml, 3 or 4

When testing for free water using the Aqua Glo method, pass exactly _____ of fuel through the pad and remove the pad from the holder using forceps. Press the pad firmly _______ times between dry paper towels to remove excess fuel.

photocell, zero, light-modulating lever, 10-15 seconds, light-modulating lever

When testing for free water using the Aqua Glo method, using forceps, place the pad into the instrument test-pad window. Turn on the lamp and press the _______ button. Continuously ______ the photocell comparator by adjusting the _______________ until there is a steady reading for __________. The water content shall be determined by the number associated with the final position of the _______________. Turn off the instrument light after use to conserve battery power.

10 seconds, three, flash

When testing for free water using the hydro-light method, allow _________ for the hydro-light unit to fully update by allowing _______ scans to complete. During this process the display may ________ each time a scan is completed.

12 ppm, 100 ml, multiply, five

When testing for free water using the hydro-light method, if the reading is more than _____, retest using a new pad and _________ of fuel. When this is performed, __________ the result by ______ (a factor determined by dividing the volume used in the test into 500 ml i.e. 500/100).

saturated, unblotted, dry, erroneous

When testing for free water using the hydro-light method, rate the test pad as soon as possible after sampling. ___________, __________ pads or pads allowed to ______ will give ___________ readings.

yellow, upward, recess, close, upward

When testing for free water using the hydro-light method, using forceps, place the pad into the shuttle with the ________ side facing ________. Ensure the pad is in the _______ of the shuttle. Let the pad holder ________ to hold the pad in place and insert the pad holder shuttle into the hydro-light drawer with the pad facing ________.

50 ml, petroleum ether

When testing for particulate matter by matched-weight method, turn on the vacuum and dispense approximately ____ of ________ through monitor into the vacuum flask.

wet, 90 degrees C, 30 minutes, dessicator, 30 minutes, grams

When testing for particulate matter, separate the filters while _____. Place filters side by side marked to identify the test and control filters. Place the petri dish in a _____ oven for ________ with cover slightly ajar. The use of a _______ is not authorized as part of this test method. Remove the petri dish and place near the balance with the cover slightly ajar, but still protecting the filters from atmospheric contamination for a minimum of ________. Clean the balance pans and zero out before use. Weigh each filter and record the weight in ______.

SF Form 368, AFPET Current Operations Division

When the solids exceed the limits specified for destination or intragovernmental transfer, or the product is hazy or has an unusual color, the receipt will be delayed pending further investigation and an _______ shall be initiated and routed to ___________. ANG units will route it to NGB/A4RMF staff.

DLA Energy Region Manger

When time does not permit next-day testing, contact the applicable _________ for assistance using a local laboratory under a DLA Energy service contract.

exterior, petroleum ether, 15 seconds

When using the bottle method, clean the top ______ portion of the sample container with _______. Immediately prior to filtering, shake the sample for ______ to obtain a homogeneous mix.

0.0001 gram

When using the bottle method, place a membrane filter using forceps on the balance and weigh to the nearest ______.

initial, final

When using the bottle method, subtract the _____ weight of the test membrane (W1) from the ______ weight (W2).

one

When using the bottle method, the result of this test shall always be reported to ____ decimal place(s).

1 gallon, 30 minutes, 30 minutes + volume of fuel filtered

When using the bottle method, when the filtration of the ______ is not completed within ______, stop the test and measure the volume of fuel filtered. Report the filtration time as ___________ of fuel filtered. This condition requires investigative actions to determine the cause.

200 ml, 1 minute, 20 inches

When using the bottle method, with the vacuum off, pour approximately _____ of fuel into the funnel and check for leaks. Turn on the vacuum and record starting time. Continue filtration of the sample, periodically shaking the sample to maintain the homogenous mixture. Note the vacuum in inches of mercury at ______ after start. The vacuum must be greater than ______ of mercury. Throughout filtration, maintain a sufficient quantity of fuel in the funnel so the membrane is always covered.

flush, 500 ml, OFF, one-gallon, TEST, one gallon, 1-minute

When using the in-line sampler, set the 3-way valve to the _____ position and allow approximately _____ of fuel to flow through the flushing line into the container. During this flushing operation, shut the valve on and off intermittently to dislodge any solid particles trapped in the line. Then set the valve to the _____ position and place the hose into the _____ can. Turn the valve to the _____ position and allow ______ of fuel to pass through the monitor. A _____ waiting period is required to allow static charges to dissipate.

FMT, AFTO Form 149

____ must be present during inoculation and will witness the inoculations and verify the contractor records and data pertinent to the injection of each tank. Use _______, Fuel Inoculation Record. For aboveground tanks, inject LDCs via a quick-disconnect fitting installed in system piping when possible.

FSII, Diethylene Glycol Monomethyl Ether, entrained, FSII, FSII

_____ is ___________ (DI-EGME), MIL-DTL-85470, and is used to lower the freeze point of water which may be _______ in fuel. ______ attaches itself to water therefore, high water content may dramatically reduce ______ concentrations in fuel.

Stadis 450

_____ is the only brand of SDA approved for use in AF fuels. SDA is added to fuel to aid in the relaxation of static charges that build up during fuel movement, decreasing the potential for fire or explosion due to static discharge.

Gammon Technical Products, Millipore Corporation

________ and ________ manufacture the two types of in-line samplers used by the Air Force.

Petroleum ether, isopropyl alcohol

________ or ________ shall not be used as a flushing solvent due to the effect of the flash point of the sample.

Protective butyl-rubber gloves, goggles, air-purifying respirator

_________ and ________ are required when handling jet-fuel additives. An _______ is not required in an outdoor environment.

Top sample

from 6 inches below the surface of the tank contents

Continuous sample

from a line through which product is flowing containing a representative average of the stream

Bottom sample

from the lowest part of the tank contents

Lower sample

from the middle of the lower third of the tank contents

Upper sample

from the middle of the tank contents

Tube or Thief sample

obtained as a core sample or spot sample from a specific point in a container. An all-level sample from a drum can be taken with these samplers

All-level sample

obtained by submerging a closed sampler to a point near the draw-off level, opening and raising the sampler at a rate which will ensure the sampler is nearly full when emerging from the liquid.

Drain sample

taken from a drain line. Drain and bottom samples are usually taken to check fro water, sludge, or scale. A drain sample may be the same as a bottom sample, as in a tank car.