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EN1 Exam > Fuel Oils Lube Oils And Lubricants > Flashcards

Fuel Oils Lube Oils And Lubricants Flashcards

1
Q

What color will the liquid be during a engine oil acidity test?

A

Blue

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2
Q

How far will you add water to and acidity test of engine lube oil?

A

180mL

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3
Q

What color will a sat acidity test give.

A

Blue

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4
Q

What color will an I sat acidity level test give?

A

Green/yellow

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5
Q

How long should you shake an acidity level test tube for?

A

30sec

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6
Q

How long should you let an acidity test stand for after shaking?

A

10 min

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7
Q

What are the allowable limits of fuel dilution in a Diesel engine?

A

0.5-2.0 (if at 5.0 change immediately)

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8
Q

When using the kittiwake test center what mode is selected for viscosity?

A

Mode 1

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9
Q

When using the kittiwake test center which mode is selected for (TBN) total base number?

A

Mode 3

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10
Q

What is the standard navy new oil value used on the kittiwake test center?

A

12

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11
Q

On the kittiwake test center what mode is used for isoulables ?

A

2

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12
Q

What raegent is used for insoluables

A

J

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13
Q

What raegent is used for TBN.

A

C

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14
Q

What reading is to be 100-225 cSt at 40 degrees Celsius?

A

Viscosity

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15
Q

Acidity as measured by TBN shall be what?

A

2.0mg KOH/g oil minimum

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16
Q

When using the kittiwake oil testing kit oil viscosity thickening should be no more than what percent?

A

2.5%

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17
Q

NAVSEA 9255/50 is a log for what?

A

Lube Oil Log for 2000 series

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18
Q

NAVSEA 9255/51 is a log for what?

A

Lube oil log for 9000 series oils

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19
Q

NAVSEA 9255/52 is a life for what?

A

Lube Oil Log for MIL-L-23699

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20
Q

NAVSEA 9255/53 is a log for?

A

Sounding log 0116-LF-019-0500

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21
Q

NAVSEA 9255/54 is a log used for what?

A

Transfer log

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22
Q

How long will all lube oil logs be kept onboard

A

2 years

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23
Q

How long are sounding and transfer logs retained onboard?

A

6 months

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24
Q

What is the primary fuel used in all shipboard power plants?

A

F-76

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25
Q

Who must be notified for technical advice as soon as possible when using emergency substitute fuel?

A

Type commander of naval sea command

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26
Q

What is the total quantity of fuel needed to conduct the BS&W test?

A

200mL 100 per centrifuge

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27
Q

What is the minimum temp you can conduct a BS&W test?

A

60 degrees

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28
Q

What is the required revolutions per minute when conducting a BS&W test?

A

1500

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29
Q

When conducting the BS&W test what is the required amount of time for the whirling of the first test?

A

10 minutes

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30
Q

How many whirling are required to obtain and accurate result when performing a BS&W test.

A

As many time as necessary to get to consecutive readings that are the same?

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31
Q

How is BS&W recorded from the centifuge tubes?

A

Must be a exact percentage of water and sediment read from the tube

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32
Q

When conducting a BS&W test what is the proper procedure when reading from the two tubes are different?

A

Add the two readings together and then divide by 2

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33
Q

What type of fuel oil test uses the pen sky matting closed cup test?

A

Flashpoint

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34
Q

What is the purpose of filtering the fuel through paper when conducting the flashpoint test?

A

To remove all water

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35
Q

What is the required length of the flame on the flashpoint tester?

A

4mm or 5/32 of an inch

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36
Q

The temperature is raised at what rate when performing a flashpoint test?

A

9-11 degrees Fahrenheit

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37
Q

At what point is the temperature applied to the sample during a flashpoint test?

A

When the temp is not higher than 30 degrees Fahrenheit. It is below the expected flashpoint temp

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38
Q

During flashpoint test after flame is applied at what rate is the temperature increased?

A

In 2 degree increments until flashpoint is achieved

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39
Q

What is the minimum flashpoint of jo-5 and F-76?

A

140 degrees F

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40
Q

The flashpoint tester stirer mechanism rotates at what speed?

A

90-120 rpm

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41
Q

The thermometer used for flashpoint testing has a range of what temps?

A

20-230 degrees F

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42
Q

What fuel oil test uses a hydrometer?

A

API gravity

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43
Q

When conducting API gravity test how is the hydrometer read?

A

After the hydrometer is realeased into the sample adequate time must be alloted for the hydrometer to reach equilibrium once equialibrium is reached reading is recorded

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44
Q

What is the standard temperature for determining volume on all petroleum products

A

60 degrees F

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45
Q

The term clear refers to what when dealing with oil samples

A

Free of particulates

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46
Q

The term bright means what when dealing with oil samples

A

The abscesses of water

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47
Q

How long is bottle inverted when conducting clear and bright test

A

Minimum of a minute

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48
Q

What is the minimum amount of time the bottle is inverted during clear and bright test?

A

3 times

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49
Q

What does a cloudy sample indicate?

A

Water in the sample

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50
Q

What is the range of the thermometer used for API gravity testing?

A

-5 to plus 215 degrees f

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51
Q

What is the volume of the graduated cylinder used for BS&W test?

A

100 mL

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52
Q

Naval distillate fuel has been given what cod number?

A

F-76

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53
Q

What NSTM is for fuels

A

541

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54
Q

What term is defined as the lowest temperature at which a liquid gives of sufficient vapor to form a flammable mixture with air above the liquids surface?

A

Flashpoint

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55
Q

The spontaneous ignition temperature identifies what?

A

The lower limit of fire hazard wich is associated with handling fuel near hot surfaces

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56
Q

What does AIT stand for

A

Auto Ignition Temperature

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57
Q

The AIT auto ignition temperature and SIT spontaneous ignition temperature are defined as what?

A

The temperature at wich fuel will ignite without a spark or flame

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58
Q

The term wicking is described as?

A

Fuel drawn onto an absorbent solid material that can be ignited

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59
Q

Fuel obtained from outside the military has the largest concern from a safety standpoint with what?

A

Flashpoint

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60
Q

Navy distillate lower pit point fuel is given what code?

A

F-75

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61
Q

What fuel is used by navies operating in colder climates?

A

F-75

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62
Q

JP-5 is what type of fuel?

A

Turbine and Aviation

63
Q

Heating value of fuel is measured by what?

A

Btu per pound or per gallon

64
Q

What term described the non combustible matter present in fuel?

A

Ash content

65
Q

The lowest temperature at which vapor remains burning is call what?

A

Fire point

66
Q

Viscosity is defined as what?

A

The measurement of resistance to flow

67
Q

Viscosity can be measured in what two ways?

A

Kinematic and absolute

68
Q

What device is used to determine viscosity ?

A

Viscometer

69
Q

What type of viscometer is commonly use to measure lube oil and fuel oil

A

Saybolt viscometer

70
Q

What term is desired as the lowest point at which fuel will flow when chilled under prescribed conditions?

A

Pour point

71
Q

What does the term Cetane number mean?

A

A measurement t of the ignition quality of distillate type fuel

72
Q

When fuel mixes with water the two fluids separate when standing this ability to separate is know as what?

A

Demusification

73
Q

Neutrality is a measurement of what?

A

Mineral acid

74
Q

How often are bilges inspected for fuel accumulation?

A

Twice daily

75
Q

How are oily waste and rags stored onboard ship?

A

In steel oil tight containers with self closing lids until disposal can be arranged by commanding officer

76
Q

Who prescribes smoking areas onboard ship?

A

CO

77
Q

Who gives authorization to enter a tank known at one point to have fuel or vapors inside?

A

CO or Gas Free engineer

78
Q

How often are fuel tanks emptied to release heavy sludge?

A

At least every 12 months

79
Q

The fueling at see hose is tested at what hydrostatic pressure?

A

200 psi

80
Q

How long must hydraulic pressure be maintained on the fueling at see hose?

A

At least 5 min

81
Q

What fluid is used for hydrostatic testing of the fueling at see hose?

A

Water

82
Q

What fueling system has been adopted by NATO for fueling at sea?

A

Probe fueling

83
Q

What is the required relative force of the centrifuge when doing a BS&W test?

A

500-800 relative centrifuge force

84
Q

Prior to receiving fuel a fuel analysis is required to show what specification?

A

API, Gravity , flashpoint water and sediment

85
Q

What book would you find foreign commercial source fuel supplies in?

A

NAVPETOFFNOTE 4295

86
Q

When fuel is received from a contractor what is the required sediment and water content?

A

.01 percent

87
Q

At what frequency are visual samples taken during refueling?

A

Every 15 minutes

88
Q

What is the maximum BS&W content when receiving from navy sources?

A

.1 percent

89
Q

Who must authorize discharge of ballast water to sea?

A

CO

90
Q

Discharge of ballast water must be IAW what publications

A

NSTM 593 pollution control

91
Q

Fuel oil storage tanks are filled to what percentage and maintained at what percentage at all times?

A

95 %

92
Q

What does tank free service contribute to

A

Causes a reduction tin stability and makes a ship more sensitive to heeling moments

93
Q

One fuel oil service tank per compartment must be inspected at what interval?

A

Every 18 months

94
Q

During refueling when are BS&W conducted

A

At beginning midpoint and end

95
Q

The free water test is used with what type of fuel?

A

JP-5

96
Q

What is the range of the free water detector test?

A

0-20 ppm

97
Q

What is the required fuel quantity when conducting the free water test?

A

200 mL

98
Q

What the maximum allowable limit when using the free water test on F-76?

A

5 ppm

99
Q

Because of the importance of good quality lubricating oil, what program was established ?

A

Lube oil quality management program LOQM

100
Q

Diesel engines operating with the 9000 series lube oil are required to be tested and sampled for viscosity at what interval ?

A

Daily

101
Q

If a emergency diesel generator is placed on auto start what is the lube oil sample criteria?

A

Daily

102
Q

How often are neutrallity test conducted on medium speed Diesel engines?

A

Every 400 hours

103
Q

Higher speed Diesel engines are tested for neutrality ever how many hours?

A

100

104
Q

What is the quantity of the unused sample when conducting a viscosity test on a 9000 series?

A

4 ounces

105
Q

After lifting the three rod markers to 100 when conducting viscosity test how long do samples remain idle?

A

10 minutes

106
Q

What is the manditory viscosity use limit for 9000 series oil

A

40 percent increase from new oil or 5 percent fuel dilution

107
Q

What do you do when the MRG oil sample shows signs of water contamination?

A

Isolate source of contaminant and then run lube oil through purifier till 3 times the sumo amount has ran through

108
Q

What NSTM includes info about lube oil testing

A

NSTM 262

109
Q

What are five types of corrosion inhibitor treatments currently authorized for shipboard use?

A

MIL-A-53009 inhibitor, MIL-A-46153 inhibited antifreeze , MIL-I-24453 soluble oil, Nalcool 2000, combination treatment

110
Q

If an engine had no inhibitor treatment assigned wich treatment is authorized ?

A

MIL-A-53009 inhibitors

111
Q

What type of inhibitor is recommended for a Diesel engine with an aluminum block ?

A

Soluble oil type

112
Q

What class of ship uses the combination treatment?

A

MCM & MHC Class

113
Q

What actions must be taken if scale deposits are found in Diesel engine cooling system?

A

Must be cleaned using diamoneum nitrate procedure

114
Q

What is the maximum accepted conductivity level of cooling water used in Diesel engines?

A

150 umhos/cm

115
Q

During a Diesel engine cooling water inspection you will find engine oil what action must be taken?

A

Cooling system must be cleaned with a detergent flush IAW with NSTM 220 V3

116
Q

When must a Diesel engine be operated after freshly filling and treating a cooling system?

A

Within 24 hours of treatment

117
Q

When must a sample be attained after operating a freshly filled cooling system?

A

10-60 min after reaching operating temp

118
Q

What safety equipment is required when handling concentrated cooling system chemicals?

A

Face shield rubber gloves and aprons

119
Q

How are chemicals thoroughly mixed in cooling system?

A

By recirculating the system within 24 hours

120
Q

When are engine coolant samples required to be taken ?

A

After filling after adding water IAW PMS monthly and after adding inhibitor

121
Q

After a engine coolant sample is drawn how long do you have to test it?

A

1hr

122
Q

Prior to taking a coolant sample the sample musty be cooled to what temp?

A

100 deg

123
Q

What medium is used as a reagent Inc a conductivity test?

A

Distilled water

124
Q

How often is distilled water used in conductivity test required to be changed?

A

Daily

125
Q

Conductivity test results are logged in what document?

A

Diesel engine jacket cooling water log

126
Q

LSD-41 class ships use what kind of cooling water?

A

Inhibitor treatment MIL-A-53009

127
Q

An MBT LEVEL In excess of 500 ppm is an indicator of what

A

Overtreatment

128
Q

When using MIL-A-53009 inhibitor the mixture is what

A

3 parts inhibitor to 100 parts water

129
Q

Distillate contamination testing must be done within how many minutes of drawing the sample?

A

30 minute

130
Q

What is the color of an unsat test result when performing a distillate contamination test?

A

Pink

131
Q

When conducting a chloride test on a system using MIL-A-53009 the quantab strip will turn what color when the test is complete

A

Blue

132
Q

How long does it normally take to conduct a chloride test?

A

10-20 minutes

133
Q

When conducting an MBT test on a system using MIL-A-53009 the scale reading is multiplied by what nhmber to give the MBT concentration in ppm?

A

50

134
Q

What action must be taken if you notice the second test zone on an alkalinity test stick is yellow in color?

A

Nothing the test stick is good if it is pale white or blue discard it

135
Q

What type of hazardous waste is produced when conducting a reserve alkalinity test?

A

Borate waste

136
Q

What are the use limits for a nalcool treated diesel cooling system?

A

Nitrate 1000 ppm minimum, chloride 100 ppm

137
Q

How many gallons of nalcool are added for every 100 gallons of cooling water?

A

3 gallons

138
Q

What action must be taken if the nitrate level of a nalcool treated cooling system is below 100 ppm

A

Add 1 gallon of nalcool per every 100 gallons of cooling water

139
Q

What happens if the chloride level of a nalcool treated system is above 100 ppm?

A

Flush the system and correct the source of contamination

140
Q

When freezing protection is required what is added to nalcool?

A

Inhibitor antifreeze MIL-A-46513

141
Q

For each 100 gallons of cooling water how much antifreeze is added ?

A

33 gallons of antifreeze

142
Q

What is the recommended ratio of antifreeze to coolant?

A

50%

143
Q

What are the use limits for Diesel engine cooling system reared with soluble oil?

A

Soluble oil 1.0-2.0 percent 100 ppm chloride

144
Q

What is the ratio of soluble oil to water when preparing an initial treatment dose?

A

1 pint of soluble oil premixed with 1 gallon of water for every sixteen gallons of cooling system capacity

145
Q

Is it allowable to mix antifreeze with soluble oil?

A

Never they Are incomparable

146
Q

When conducting a soluble oil test what chemical is added to separate the soluble oil from the water?

A

Calcium chloride

147
Q

How long must a soluble oil test stand before determining the percentage of oil in the system?

A

4hrs

148
Q

What does the term AWA mean when dealing with cooling water system logs?

A

After water addition

149
Q

Who is required to review coolant test results and initial the logs?

A

EOOW and EDO

150
Q

What log tracks the monthly usage of chemicals and current chemical inventory onboard?

A

Diesel coolant test and chemical treatment log

151
Q

Who maintains a central file and adequate supply of coolant logs?

A

LCPO

152
Q

Who is responsible for all decisions concerning cooling water treatment?

A

Engineering officer

153
Q

Who reviews and signs the Diesel engine coolant logs

A

Engineering officer

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