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MKC Flash Cards > MKC STUDY CARDS > Flashcards

MKC STUDY CARDS Flashcards

1
Q

With the same pressures the hydraulic cylinder produces greater for ________ than ________.

A

With the same pressures the hydraulic cylinder produces greater for extending than retracting.

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2
Q

_____________ measures wear metals in the fluid by emission spectrometer in PPM.

A

Spectrometric Analysis

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3
Q

Weather deck and exhaust hoses should be replaced at an interval not to exceed _ years

A

Weather deck and exhaust hoses should be replaced at an interval not to exceed 5 years.

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4
Q

Manually drained compressor separators shall be drained ____ per watch, or every _ hours, whichever comes first.

A

Manually drained compressor separators shall be drained once per watch, or every 4 hours, whichever comes first.

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5
Q

The inside diameter of the hose is expressed in ___ of an inch and is stenciled on the side of the hose.

A

16ths

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6
Q

The P-100 fuel injection pump is a _____ type timed at 13 plus or minus 1 degree top dead center.

A

The P-100 fuel injection pump is a Bosch type timed at 13 plus or minus 1 degree top dead center.

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7
Q

Do not fill P-100 fuel tank beyond the top of the ___ plug inside the fuel tank strainer.

A

Do not fill P-100 fuel tank beyond the top of the red plug inside the fuel tank strainer.

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8
Q

About 5% to 8% of the flexible hose length must be allowed as slack to provide for freedom of movement ________ ________.

A

Under Pressure

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9
Q

The P-6 Pump fuel can should be fill with __ octane or higher

A

The P-6 Pump fuel can should be fill with 86 octane or higher

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10
Q

Newly overhauled engines shall have oil samples drawn and submitted after _, __, __ hours, and thereafter at the regularly scheduled sampling intervals.

A

Newly overhauled engines shall have oil samples drawn and submitted after 1, 25, 50 hours, and thereafter at the regularly scheduled sampling intervals.

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11
Q

The P-6 pump should be tested using fresh water for __ minutes.

A

The P-6 pump should be tested using fresh water for 15 minutes.

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12
Q

Most of the harmful contamination in hydraulic fluid is considerably less than ____ microns.

A

40 microns

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13
Q

There are two types of eductors used in the Coast Guard. They are the ________ and the _____.

A

There are two types of eductors used in the Coast Guard. They are the Navy “S” type and the Peri-jet.

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14
Q

_________ and ________ are the two designs of a hydraulic piston pump.

A

Radial and Axial

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15
Q

SSS stands for _____________.

A

SSS stands for Synchro-Self-Shifting

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16
Q

The three most common flow control circuits are _______, ________, and ________ circuits.

A

METER-OUT, METER-IN AND BLEED-OFF circuits

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17
Q

What is the latest version of the Naval Engineering Manual and when was it implemented?

A

COMDTINST M9000.6G

12 AUGUST 2019

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18
Q

Bearing load is divided into three types; _______________.

A

Bearing load is divided into three types; Radial, thrust, and radial thrust.

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19
Q

During operation, check compressor oil level to see that there is a _______ oil level in the sight glass.

A

During operation, check compressor oil level to see that there is a 1/4-3/4 oil level in the sight glass.

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20
Q

The first stage separator contains _______ elements for separating oil from particulate.

A

The first stage separator contains coalescer elements for separating oil from particulate.

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21
Q

A _______ is a small piece of plastic and metal that is placed across two circuit ends to make a connection or is removed to break a connection.

A

A Jumper is a small piece of plastic and metal that is placed across two circuit ends to make a connection or is removed to break a connection.

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22
Q

R/O salinity and pressure remain constant but Temperature increases Permeate TDS and Capacity _______.

A

Increases

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23
Q

Flange _____ is most commonly used in CG applications

A

JIC 37 degrees

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24
Q

Chemical instabilities of fuel oil are called __________.

A

Chemical instabilities of fuel oil are called oxidizers.

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25
Q

The P-6 pump engine oil should be changed after a maximum of __ hours of run time.

A

The P-6 pump engine oil should be changed after a maximum of 20 hours of run time.

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26
Q

Contamination created within the system by the moving parts of the hydraulic components.

A

Internally Generated Contamination

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27
Q

For compressed air service BELOW ___ psig, moisture separators or oilers may use either plastic or metal bowls.

A

For compressed air service BELOW 125 psig, moisture separators or oilers may use either plastic or metal bowls.

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28
Q

Those hose assemblies identified as “Condition Based Maintenance” and operate in a low-pressure system (less than ____ psi) do not have to be hydrostatically tested.

A

less than 150 psi

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29
Q

The minimum residual required chlorine and bromine levels for all potable water onboard or taken aboard is ___ ppm.

A

The minimum residual required chlorine and bromine levels for all potable water onboard or taken aboard is 0.2 ppm.

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30
Q

If pressure in any enclosed space is less than atmosphere pressure, the condition is known as _______.

A

VACUUM

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31
Q

A likely cause of unacceptable effluent from the Second Stage Separator is filter element not ______ properly.

A

A likely cause of unacceptable effluent from the Second Stage Separator is filter element not sealed properly.

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32
Q

Clear and Bright Test: The term ______ refers to the absence of visible particulate matter.

A

Clear and Bright Test: The term Clear refers to the absence of visible particulate matter.

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33
Q

P-100 L/O is _______.

A

P-100 L/O is 15W-40.

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34
Q

Oil Analysis Request, DD Form ____

A

Oil Analysis Request, DD Form 2026

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35
Q

The _______ of a lubricant is the lowest temperature at which the lubricant will flow from a container.

A

The pour point of a lubricant is the lowest temperature at which the lubricant will flow from a container.

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36
Q

____________ are the four stages of a basic refrigeration cycle.

A

Compression, condensation, expansion and evaporation are the four stages of a basic refrigeration cycle.

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37
Q

__________ is the most important element in protection of ESD sensitive components against damage.

A

Prevention is the most important element in protection of ESD sensitive components against damage.

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38
Q

Hydraulic fluid temperature should be maintained above _____ degrees F, which will help keep moisture out of the fluid and maintain acceptable viscosity.

A

110 degrees F

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39
Q

R/O temp ranges _________.

A

R/O temp ranges 33°F-113°F

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40
Q

P-100 dry weight is ___ pounds

A

P-100 dry weight is 106 pounds

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41
Q

When renewing the 5 and 20 micron filters, ensure that the high pressure gauge reads _ psi before maintenance.

A

When renewing the 5 and 20 micron filters, ensure that the high pressure gauge reads 0 psi before maintenance.

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42
Q

The Cap End forces the piston to ________.

A

The Cap End forces the piston to extend.

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43
Q

The two purposes for a hydraulic ________ are to act as a hydraulic shock absorber and provide an auxiliary power source.

A

Hydraulic Accumulator

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44
Q

are guidance provided to the surface and Coast Guard support community that have cutter/boat class or multi-class applicability pertaining to supply chain management issues. Similar to Engineering Advisories they may be issued either as a Product Line Supply Advisory

A

SUPPLY ADVISORIES

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45
Q

The method of using over the counter bleach products as a source for sodium hypochlorite is known as ___________.

A

The method of using over the counter bleach products as a source for sodium hypochlorite is known as batch chlorination.

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46
Q

Touching the mated surfaces of a mechanical seal may cause ________ failure.

A

Touching the mated surfaces of a mechanical seal may cause carbon face failure.

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47
Q

The two authorized feed water treatment chemicals for CG evaporators are HAGEVAP-PD8 and ____________.

A

The two authorized feed water treatment chemicals for CG evaporators are HAGEVAP-PD8 and AMEROYAL.

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48
Q

The force created by a hydraulic motor is _______.

A

Torque

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49
Q

Tighten the P-100 packing screw using a 6-inch long, 9/16-inch end wrench until drip rate is between _ and __ drops per minute – do not over-torque (24 in-lb torque).

A

Tighten the P-100 packing screw using a 6-inch long, 9/16-inch end wrench until drip rate is between 5 and 60 drops per minute – do not over-torque (24 in-lb torque).

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50
Q

What function does the piston and spring serve on the oil return pipe assembly?

A

What function does the piston and spring serve on the oil return pipe assembly? Regulates the low pressure oil supply

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51
Q

________ contamination in engine lubricating oils can usually be sourced to piston rings.

A

Molybdenum contamination in engine lubricating oils can usually be sourced to piston rings.

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52
Q

DIN K stands for _____

A

DIN K stands for Relay

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53
Q

Hot alignment readings must be taken within __ minutes of shutting down machinery.

A

Hot alignment readings must be taken within 30 minutes of shutting down machinery.

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54
Q

The gas turbine base enclosure assembly’s inner walls are designed to withstand a flame of ______ degrees for 15 minutes.

A

The gas turbine base enclosure assembly’s inner walls are designed to withstand a flame of 2000 degrees for 15 minutes.

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55
Q

The P-100 comes with Hard rubber, __ feet in length, _-inch diameter NH threads sections of hose. Typically three hoses per pump assembly.

A

The P-100 comes with Hard rubber, 10 feet in length, 3-inch diameter NH threads sections of hose. Typically three hoses per pump assembly.

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56
Q

Hydraulic symbols used in standard drawings are shown in the _______ position.

A

AT-REST position

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57
Q

PIM stands for _________.

A

PIM stands for Peripheral Interface Module

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58
Q

________ are installed on all PIM1 and PIM2 cards

A

MPU-23’s are installed on all PIM1 and PIM2 cards

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59
Q

P-100 packing gland normal drip rate may vary between _ to __ drops per minute

A

P-100 packing gland normal drip rate may vary between 5 to 60 drops per minute

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60
Q

What is a MESSAGE TCTO?

A

Coast Guard Message Time Compliance Technical Orders (Message TCTOs) are maintenance actions, issued in message format, used for rapid dissemination of information, generally of an urgent or safety-of-operation concern.

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61
Q

Where are all ENGINEERING ADVISORIES maintained?

A

SFLC Advisories portal page

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62
Q

These are authored by SFLC in accordance with Technical Standards and are published in CG-LIMS STIP.

A

Maintenance Procedure Cards

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63
Q

R/O: If permeate TDS detects >____ PPM the water is rerouted by the 3 way valve to the reject stream.

A

R/O: If permeate TDS detects >500 PPM the water is rerouted by the 3 way valve to the reject stream.

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64
Q

The Acuator in a hydraulic system converts hydraulic energy into _______ energy.

A

Mechanical Energy

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65
Q

The first objective of the Mission of Engineering Casualty Control is effective maintenance of propulsion, auxiliary, and electrical power systems, lighting, communications, electronic services, ship control, firemain supply and miscellaneous services, such as heating, air-conditioning and compressed air.

A

The first objective of the Mission of Engineering Casualty Control is effective maintenance of propulsion, auxiliary, and electrical power systems, lighting, communications, electronic services, ship control, firemain supply and miscellaneous services, such as heating, air-conditioning and compressed air

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66
Q

Max suction lift of the P-100 is __ feet

A

Max suction lift of the P-100 is 22 feet

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67
Q

Materials that permit many electrons to move freely are called _______.

A

Materials that permit many electrons to move freely are called conductors.

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68
Q

________ Valve provides a visual indication of the oil in the first stage separator.

A

Sample/Drain Valve provides a visual indication of the oil in the first stage separator.

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69
Q

Critical Meters must be calibrated every __ months

A

Critical Meters must be calibrated every 24 months

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70
Q

Anti-wear additives reduce engine wear by forming a ___________ between moving parts.

A

Anti-wear additives reduce engine wear by forming a protective film between moving parts.

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71
Q

Fill the P-6 fuel tank to a maximum of _ inches below the top.

A

Fill the P-6 fuel tank to a maximum of 2 inches below the top.

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72
Q

Hydrostatic testing procedures require a test pressure of twice the rated working pressure of the hose. The test pressure shall be held for approximately ___ minutes.

A

5 minutes

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73
Q

The Honda BF225 spark plug gap is 0.0__-0.0__mm

A

The Honda BF225 spark plug gap is 0.039-0.043mm

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74
Q

Petroleum jelly, tetrafluroethylene (TFE), and silicon grease must NOT be used on _________ seals

A

Petroleum jelly, tetrafluroethylene (TFE), and silicon grease must NOT be used on elastomer seals

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75
Q

The fusible plug on a refillable refrigeration cylinder melts at ___ºF.

A

The fusible plug on a refillable refrigeration cylinder melts at 165ºF.

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76
Q

Fittings are either ______ or ______ onto the hose.

A

CRIMPED or SWAGED

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77
Q

Atmospheric pressure ________ as elevation increases.

A

DECREASES

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78
Q

No work can be done on energized circuits before obtaining the approval of the _____________.

A

No work can be done on energized circuits before obtaining the approval of the commanding officer.

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79
Q

For petroleum based hydraulic fluids, water content less than ___ ppm is desirable, but maximum allowable content is ___ ppm.

A

For petroleum based hydraulic fluids, water content less than 100 ppm is desirable, but maximum allowable content is 500 ppm.

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80
Q

One effect of fuel dilution on lubricating oil is ______ viscosity.

A

One effect of fuel dilution on lubricating oil is reduced viscosity.

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81
Q

During start-up, do not exceed ___ psi system pressure or ____ gpm product water flow.

A

During start-up, do not exceed 950 psi system pressure or 4.35 gpm product water flow.

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82
Q

In a compressed air system, the rate of pressure rise should be kept under ___ psi per second.

A

In a compressed air system, the rate of pressure rise should be kept under 200 psi per second.

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83
Q

Mark Potable Water Hoses POTABLE WATER ONLY approximately EVERY __ FEET

A

Mark Potable Water Hoses POTABLE WATER ONLY approximately EVERY 10 FEET

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84
Q

__________ occur when pump inlet vacuum get high enough to pull entrapped air out of the hydraulic fluid.

A

Cavitations occur when pump inlet vacuum get high enough to pull entrapped air out of the hydraulic fluid.

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85
Q

Gasoline is classified as category __ of FLAMMABLE material

A

Gasoline is classified as category I of FLAMMABLE material

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86
Q

What are Time Compliance Technical Orders (TCTO)?

A

TCTOs are the scheduling mechanism used to accomplish modifications of an asset.

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87
Q

Shipboard aviation filter elements shall be changed every _ years.

A

Shipboard aviation filter elements shall be changed every 3 years.

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88
Q

Electrons have a negative charge (-), protons have a positive charge (+), and neutrons are ______.

A

Electrons have a negative charge (-), protons have a positive charge (+), and neutrons are neutral.

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89
Q

____________ compressors are most widely used in the USCG.

A

Reciprocating Compressors

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90
Q

You must perform an air quality test on the Breathing Air Compressor _____________________ is suspected.

A

You must perform an air quality test on the Breathing Air Compressor Quarterly or anytime contamination is suspected

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91
Q

Support clamps are not necessary for short lengths of hose, however hoses with an overall length greater than ___ inches must be supported.

A

30 inches

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92
Q

Clear and Bright Test: The term ______ refers to the absence or suspended water droplets that appear as haziness or cloudiness in the sample

A

Clear and Bright Test: The term Bright refers to the absence or suspended water droplets that appear as haziness or cloudiness in the sample

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93
Q

In a compressed air system, DO NOT install a stop or check valve between the compressor and receiver unless the compressor is fitted with a __________.

A

In a compressed air system, DO NOT install a stop or check valve between the compressor and receiver unless the compressor is fitted with a relief valve.

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94
Q

R/O minimum R/W inlet PSI static suction pressure

A

R/O minimum R/W inlet PSI static suction pressure

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95
Q

The __________ feature in the plate face of the driven clutch plates permits the flow of cooling and lubricating oil to pass with equal distribution.

A

The Grid Pattern feature in the plate face of the driven clutch plates permits the flow of cooling and lubricating oil to pass with equal distribution.

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96
Q

Honda BF150A VTEC INTAKE ONLY in and out @_____ RPM

A

Honda BF150A VTEC INTAKE ONLY in and out @4300.

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97
Q

Pump create flow; it is the ________ to that flow that creates pressure.

A

RESISTANCE

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98
Q

The P-100 unit is able to operate using commercial Grade 2 diesel fuel, ____ or _____.

A

The P-100 unit is able to operate using commercial Grade 2 diesel fuel, F-76 or JP-5.

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99
Q

Likely causes of compressor ____________ are; dirty or iced evaporator, a faulty condenser receiver or leaky liquid line solenoid stop valve.

A

Likely causes of compressor short cycling are; dirty or iced evaporator, a faulty condenser receiver or leaky liquid line solenoid stop valve.

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100
Q

Referred to as environmental contamination, and it generally occur during system service and maintenance.

A

Ingress contamination

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101
Q

A wet cell battery will go off a charger for _ to _ months before it needs to be recharged

A

A wet cell battery will go off a charger for 4 to 6 months before it needs to be recharged

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102
Q

_____________ is the most important factor in tire life.

A

Tire pressure is the most important factor in tire life.

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103
Q

Select the correct connector or fitting for a hose depends on the ________ _________.

A

FLUID MEDIUM

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104
Q

This is the underlying Coast Guard issuing authority for the Naval Engineering Manual and applicable technical standards.

A

Deputy Commandant for Mission Support (DCMS) Engineering Technical Authority (ETA) Policy.

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105
Q

R/O membrane type ___________.

A

R/O membrane type thin film composite.

106
Q

______ means Variable valve Timing and lift Electronic Control.

A

(VTEC) means Variable valve Timing and lift Electronic Control.

107
Q

Honda BF225A VTEC INTAKE ONLY on @____ off @____ RPM.

A

Honda BF225A VTEC INTAKE ONLY on @4500 off @4300.

108
Q

Conditionally Except Small Quantity Generators, generate less than ____kg in any calendar month.

A

Conditionally Except Small Quantity Generators, generate less than 100 kg in any calendar month.

109
Q

The purpose of the separating plates in the Gel Cell Battery is to separate the positive and negative cells preventing ________.

A

The purpose of the separating plates in the Gel Cell Battery is to separate the positive and negative cells preventing short circuiting.

110
Q

After bearing removal, the bearing and shaft area where the bearing rides on the shaft should be _______.

A

After bearing removal, the bearing and shaft area where the bearing rides on the shaft should be cleaned.

111
Q

DIN F stands for _________

A

DIN F stands for Fuse/Breaker

112
Q

When looking at spectro analysis results TIN(Sn) is measuring wear of __________________.

A

When looking at spectro analysis results TIN(Sn) is measuring wear of Bearings, Bushings and Pistons

113
Q

Who issues ENGINEERING ADVISORIES?

A

Engineering Advisories are issued by the Engineering Board, chaired by the Chief of the Engineering Services Division (SFLC-ESD).

114
Q

Missing parts or damage to the tongue jack is considered a _____ discrepancy.

A

Missing parts or damage to the tongue jack is considered a major discrepancy.

115
Q

4-20mA pressure sensors are tested using a digital multi-meter to check for a _________ at a given pressure

A

4-20mA pressure sensors are tested using a digital multi-meter to check for a known value at a given pressure

116
Q

The ___________draws oil-water emulsion from the bilge or holding tank to the separator.

A

The Water Pump draws oil-water emulsion from the bilge or holding tank to the separator.

117
Q

Pure water that crosses the semi-permeable membrane is known as _____________.

A

Pure water that crosses the semi-permeable membrane is known as Product Water.

118
Q

Like most hydraulic components, _______ contamination is the number one cause of motor failures.

A

Fluid Contamination

119
Q

Honda BF150A DLC ___.

A

Honda BF150A DLC RED.

120
Q

Idle speed of the P-6 Pump should be ____ RPM and full throttle speed should be ____ RPM.

A

Idle speed of the P-6 Pump should be 1400 RPM and full throttle speed should be 3900 RPM.

121
Q

When do ENGINEERING ADVISORIES expire?

A

ENGINEERING ADVISORIES expire when certain criteria are met, or the information contained is no longer applicable.

122
Q

The foundation of Engineering Casualty Control is _________.

A

The foundation of Engineering Casualty Control is Personal Knowledge of the Ship

123
Q

The shelf life for all synthetic rubber flexible hose and prefabricated flexible hose assemblies shall not exceed __ years

A

The shelf life for all synthetic rubber flexible hose and prefabricated flexible hose assemblies shall not exceed 10 years.

124
Q

Refuel a running P-100 pump in an emergency situation only. A second person will stand by with a ___________ during this evolution.

A

Refuel a running P-100 pump in an emergency situation only. A second person will stand by with a fire extinguisher during this evolution.

125
Q

After completing an acid test on lube oil, Green indicates the acid level is ______.

A
126
Q

Mission of Engineering Casualty Control is _________.

A

Mission of Engineering Casualty Control is maintenance of all engineering services in a state of maximum reliability under all conditions of operation.

127
Q

The P-6 pump should be removed from its container and inspected once a _____.

A

The P-6 pump should be removed from its container and inspected once a month.

128
Q

Engine lube oil may increase in acidity due to combustion byproducts containing ______ and ______.

A

Engine lube oil may increase in acidity due to combustion byproducts containing nitrogen and sulfur.

129
Q

During the wearing-in period for new gears or bearings, _____ and ____ NOT removed may result in a clogged oil-spray nozzle.

A

During the wearing-in period for new gears or bearings, metal flakes and dirt NOT removed may result in a clogged oil-spray nozzle.

130
Q

A dry cell battery shelf life is _ years

A

A dry cell battery shelf life is 2 years

131
Q

Any technician opening a system must be properly certified in accordance with ______________.

A

Any technician opening a system must be properly certified in accordance with 608 of the Clean Air Act.

132
Q

The hand can usually be held in contact with bearing surfaces below ___ °F.

A

The hand can usually be held in contact with bearing surfaces below 131 °F.

133
Q

When you have Oil Fog coming from the R/G the cause is ___ in the system

A

When you have Oil Fog coming from the R/G the cause is air in the system

134
Q

____________________ contains the bilge alarm sensing module and the solenoid operated recirculating and overboard discharge valve.

A

Water Discharge Manifold contains the bilge alarm sensing module and the solenoid operated recirculating and overboard discharge valve.

135
Q

A hot surface for F/O is ___ degrees or higher

A

A hot surface for F/O is 400 degrees or higher

136
Q

__________ ____________ pumps are used in all hydraulic systems.

A

POSITIVE DISPLACEMENT PUMPS

137
Q

The P-100 pump has a _-inch male-threaded connection for the suction, and a __-inch male-threaded connection for the discharge.

A

The P-100 pump has a 3-inch male-threaded connection for the suction, and a 2½-inch male-threaded connection for the discharge.

138
Q

The three common types of air cooled condensers are ________.

A

The three common types of air cooled condensers are Fin and Tube, Wire Static, and Static Plate.

139
Q

Gasoline can be stored aboard ship on the ___________, aft.

A

Gasoline can be stored aboard ship on the weather deck, aft.

140
Q

For water emulsifying petroleum base fluids, a maximum water content of ________ is allowed.

A

For water emulsifying petroleum base fluids, a maximum water content of 20,000(2.0) is allowed.

141
Q

The MPU-23 Card exhibits _____ Yellow Yellow when operating normally

A

The MPU-23 Card exhibits Green Yellow Yellow when operating normally

142
Q

A static shock transmits at least ______ volts. Many components will be damaged with charges less than ______ volts.

A

A static shock transmits at least 3,000 volts. Many components will be damaged with charges less than 1,000 volts.

143
Q

Oil samples shall not be taken after an oil change or within __ hours after oil has been added

A

Oil samples shall not be taken after an oil change or within 25 hours after oil has been added

144
Q

After an oil change, allow a minimum of ___ operating hours before sampling.

A

25 operating hours

145
Q

In Polishing Mode, product flow should be in the __ to __ gpm range.

A

In Polishing Mode, product flow should be in the 0.9 to 1.0 gpm range.

146
Q

__ percentage of tubes becoming plugged in a tube type heat exchanger will cause the exchanger to function improperly.

A

10 percentage of tubes becoming plugged in a tube type heat exchanger will cause the exchanger to function improperly.

147
Q

Attach the flashlight to the laminated instruction card with a __-foot length of cord.

A

Attach the flashlight to the laminated instruction card with a 2-foot length of cord.

148
Q

The temperature of the electrolyte in a vented battery should be monitored during charging and never be allowed to exceed __°C (___° F).

A

The temperature of the electrolyte in a vented battery should be monitored during charging and never be allowed to exceed 52° (125° F).

149
Q

Boiling point of water in celsius?

A

100 degrees celsius

150
Q

The “clean water inlet” and “clean water outlet” found in an OWS are ________ Valves.

A

The “clean water inlet” and “clean water outlet” found in an OWS are Solenoid Valves.

151
Q

Two terms used to describe gear type mechanisms are _____ and ________.

A

Two terms used to describe gear type mechanisms are speed and gear ratios.

152
Q

Authored by SFLC-ESD and approved by Commandant (CG-45), or a designee, to establish the standards or practices used to augment Program Policy contained in this Manual. They provide the technical policy requirements and guidance used by Coast Guard personnel for the maintenance, overhaul, repair, and testing of hull, machinery, and equipment on Coast Guard cutters and boats. Technical Standards are the starting point for all Maintenance Procedure Cards, Standard Specifications, as well as specific construction and repair specifications.

A

Technical Standards

Technical Standards are centrally managed and published on the SFLC-Portal

153
Q

At sea level, atmospheric pressure is ____ PSI.

A

14.7 PSI

154
Q

Class Maximum Safe Voltage Label Color

0 1,000 volts ___

I 7,500 volts _____

II 17,500 volts _____

III 26,500 volts _____

A

Class Maximum Safe Voltage Label Color

0 1,000 volts Red

I 7,500 volts White

II 17,500 volts Yellow

III 26,500 volts Green

155
Q

A fault within a hydraulic system can be narrowed down to a fundamental problem with one or more of three elements?

A

Flow, Pressure and Direction of Flow

156
Q

Might include burrs, chips, dirt, dust, pipe sealant and even solutions used to flush the system.

A

Built-in Contamination

157
Q

The _____ stage separator provides primary separation of oil from water through gravitational separation.

A

The first stage separator provides primary separation of oil from water through gravitational separation.

158
Q

P-100 wet weight is ___ pounds

A

P-100 wet weight is 164 pounds

159
Q

Charge voltage at about ___ volts per cell (for vented batteries) or ___ volts per cell (for sealed batteries).

A

Charge voltage at about 2.15 volts per cell (for vented batteries) or 2.25 volts per cell (for sealed batteries).

160
Q

Two types of strainers used in a hydraulic system are ______ and ______.

A

Wire Mesh and Edge Disk

161
Q

Never refill a refrigerant cylinder over __% full.

A

Never refill a refrigerant cylinder over 80% full.

162
Q

The primer line shut-off valve should be ______ just prior to starting the P-100 pump.

A

The primer line shut-off valve should be opened just prior to starting the P-100 pump.

163
Q

Take fluid samples from the _______ side of a hydraulic system.

A

Low Pressure Side, NEVER THE HIGH-PRESSURE SIDE!

164
Q

In a jet drive system, the impeller is capable of pumping large volumes of water at relatively ___ pressures.

A

In a jet drive system, the impeller is capable of pumping large volumes of water at relatively low pressures.

165
Q

The most common type of hydraulic circuit is the _______ circuit.

A

OPEN-LOOP circuit

166
Q

________ and _______ are the two types of hydraulic reserviors.

A

Vented and Pressurized

167
Q

The normal duration of a blow-down on an air-compressor is __ to __ seconds.

A

The normal duration of a blow-down on an air-compressor is 10 to 20 seconds.

168
Q

A satisfactory contact percentage of gear tooth bearing contacting across the axial length of the working surface is __ percent.

A

A satisfactory contact percentage of gear tooth bearing contacting across the axial length of the working surface is 80 percent.

169
Q

Overheating of a propulsion transmission can be attributed to trolling at too high an ___________.

A

Overheating of a propulsion transmission can be attributed to trolling at too high an engine speed.

170
Q

_________ the supervisor of an engine overhaul will conduct and complete a progress report.

A

Weekly the supervisor of an engine overhaul will conduct and complete a progress report.

171
Q

The P-100 Fuel Oil Tank holds ___ gallons and enables the P-100 to operate for ____ hours

A

The P-100 Fuel Oil Tank holds 1.45 gallons and enables the P-100 to operate for 2.75 hours

172
Q

Sampling on Hydraulic Systems that do not have a defined oil change interval shall be taken ________.

A

Quarterly

173
Q

Batteries, Pesticides and Mercury Thermostats are considered _______________.

A

Batteries, Pesticides and Mercury Thermostats are considered universal waste.

174
Q

The P6 should be tuned to achieve a start in a maximum of _ pulls

A

The P6 should be tuned to achieve a start in a maximum of 6 pulls

175
Q

___________ is the most common gas used in USCG hydraulic accumlators.

A

Nitrogen

176
Q

BF225 uses __ octane fuel and __% ethanol.

A

BF225 uses 86 octane fuel and 10% ethanol.

177
Q

___ to ____ psi is the normal operating pressure for start air or diesel start air.

A

151 to 1000 psi is the normal operating pressure for start air or diesel start air.

178
Q

___ ppm (after 30 min in tanks) is the minimum amount FAC or TBR halogen to be maintained in a potable water system.

A

0.2 ppm (after 30 min in tanks) is the minimum amount FAC or TBR halogen to be maintained in a potable water system.

179
Q

The P-100 is power by a __________________________.

A

The P-100 is power by a Yanmar Single Cylinder, Air Cooled, 10 HP Diesel Engine

180
Q

________ and _______ are two types of filters commonly used in hydraulic systems.

A

Full Flow and Proportional Flow

181
Q

The net area forces the piston to ________.

A

The net area forces the piston to retract.

182
Q

The two styles of vari-nozzles used in the Coast Guard are the _______ and _____. Both are available in 1½-inch and 2½-inch sizes.

A
183
Q

Before securing the P-100 pump, the engine should be reduced to an idle speed to allow the engine to cool down for _ minutes.

A

Before securing the P-100 pump, the engine should be reduced to an idle speed to allow the engine to cool down for 2 minutes.

184
Q

Long hydraulic hoses should be inspected with the hoses ________.

A

Pressurized

185
Q

POTABLE WATER HOSES shall be stored with the ends coupled or closed with screw-type caps, in padlocked, vermin-proof lockers or cabinets. Lockers shall be identified and labeled Potable Water Hose. Lockers shall be located out of the weather, if practical, and at least __ inches off the deck.

A

POTABLE WATER HOSES shall be stored with the ends coupled or closed with screw-type caps, in padlocked, vermin-proof lockers or cabinets. Lockers shall be identified and labeled Potable Water Hose. Lockers shall be located out of the weather, if practical, and at least 18 inches off the deck.

186
Q

The first time the CG transferred to the Navy was ____

A

The first time the CG transferred to the Navy was WWI

187
Q

P-6 spark plug gap is adjusted to __ thousandths.

A

P-6 spark plug gap is adjusted to 30 thousandths.

188
Q

When the voltage and current waveforms are in step with each other, they are said to be in _____.

A

When the voltage and current waveforms are in step with each other, they are said to be in phase.

189
Q

What is the smallest particle visible to the naked eye?

A

40 micron

190
Q

1 BAR = __ PSI

A

14.5 psi

191
Q

Do not operate P-6 Pump without water for more than __ minutes

A

Do not operate P-6 Pump without water for more than 2 minutes

192
Q

For compressed air service ABOVE ___ psig, metal separator bowls are required.

A

For compressed air service ABOVE 125 psig, metal separator bowls are required.

193
Q

Piping waster sleeve: desired length of Waster Pieces is 24”, but where space does not permit this length, a minimum of __” is acceptable.

A

Piping waster sleeve: desired length of Waster Pieces is 24”, but where space does not permit this length, a minimum of 12” is acceptable.

194
Q

Operating the 87’ RO unit at more than 20 % of rated capacity in low salinity water can _______ the membranes.

A

Operating the 87’ RO unit at more than 20 % of rated capacity in low salinity water can damage the membranes.

195
Q

SERIES voltages add together for an increased total ______ output. The battery amperage remains constant. + to -

A

SERIES voltages add together for an increased total voltage output. The battery amperage remains constant. + to -

196
Q

Cavitations occur with as little as _ inches Hg.

A

Cavitations occur with as little as 5 inches Hg.

197
Q

The ________________ pump raises feedwater pressure to between 800 and 1000 psi.

A

The high pressure pump raises feedwater pressure to between 800 and 1000 psi.

198
Q

When conducting a second level hydraulic hose inspection you are looking for ______, ______ and ________.

A

Bulging, Soft Spots and Accelerated Deterioration

199
Q

The formation of sludge on reservior walls interferes with _____.

A

Cooling

200
Q

The P-100 pump is a single-suction, single-stage, ________ pump complete with a compound pressure gauge, drain valve, and primer connection.

A

The P-100 pump is a single-suction, single-stage, centrifugal pump complete with a compound pressure gauge, drain valve, and primer connection.

201
Q

Critical Thermometers must be calibrated every __ months

A

Critical Thermometers must be calibrated every 36 months

202
Q

The P-100 pumps 68 gallons per minute at __ psi, lifting 39 feet

A

The P-100 pumps 68 gallons per minute at 45 psi, lifting 39 feet

203
Q

DO NOT operate the High Pressure pump while system is in ________ mode.

A

DO NOT operate the High Pressure pump while system is in backwash mode.

204
Q

____________ are not required to be listed in the hose log.

A

Outboard Fuel Hoses are not required to be listed in the hose log.

205
Q

The P-6 pump is powered by a ________ engine that pumps 250 gallons per minute at a 12’ suction lift

A

The P-6 pump is powered by a Honda 6.5 HP engine that pumps 250 gallons per minute at a 12’ suction lift

206
Q

2Q15 indicates on a hydraulic hose tag SECOND QUARTER, and service life will expire _____.

A

2015

207
Q

______________ of an OWS employs an optical system based on the principles of light scattering.

A

Oil Content Detector of an OWS employs an optical system based on the principles of light scattering.

208
Q

The P-100 pump be flushed with fresh water after shutdown a minimum of __ minutes.

A

The P-100 pump be flushed with fresh water after shutdown a minimum of 10 minutes.

209
Q

RO elements should be cleaned when the TDS level of the product water exceeds ___ ppm.

A

RO elements should be cleaned when the TDS level of the product water exceeds 500 ppm.

210
Q

A measurement exceeding _____ inches would indicate excessive radial run-out.

A

A measurement exceeding 0.002 inches would indicate excessive radial run-out.

211
Q

At what degree of the AC generator cycle does the generator achieve MAXIMUM induced voltage in the negative direction?

A

At what degree of the AC generator cycle does the generator achieve MAXIMUM induced voltage in the negative direction? 180

212
Q

1 ½-inch nozzles come in __ gpm and ___ gpm.

A

1 ½-inch nozzles come in 95 gpm and 125 gpm.

213
Q

Check the engine and pump for freedom of movement and prime the engine with lubricating oil by slowly pulling on the recoil starter _____ times while pressing the ___________ lever each time prior to starting the P-100 pump.

A

Check the engine and pump for freedom of movement and prime the engine with lubricating oil by slowly pulling on the recoil starter three times while pressing the decompression lever each time prior to starting the P-100 pump.

214
Q

This is the primary Program Policy Document for Naval Engineering within the Coast Guard.

A

Naval Engineering Manual (NEM), COMDTINST M9000.6G

215
Q

Fold the P-6 Pump’s 20-foot discharge hose into a tight, flat coil approximately __ inches long. The coupling needs to hang free from the end of the flat coil approximately _ inches.

A

Fold the P-6 Pump’s 20-foot discharge hose into a tight, flat coil approximately 10 inches long. The coupling needs to hang free from the end of the flat coil approximately 8 inches.

216
Q

Materials that allow only few electrons to move freely are called _________.

A

Materials that allow only few electrons to move freely are called insulators.

217
Q

The SAREX 2 GPM OWS operates on ___ VAC power input.

A

The SAREX 2 GPM OWS operates on 110 VAC power input.

218
Q

Units that submit samples for laboratory analysis (all cutters 65 feet and longer), will take samples every ___ hours of operation, or quarterly, whichever comes first.

A

Units that submit samples for laboratory analysis (all cutters 65 feet and longer), will take samples every 250 hours of operation, or quarterly, whichever comes first.

219
Q

Inside a Hydraulic Cylinder there are 2 working surface area, _____________________.

A

Inside a Hydraulic Cylinder there are 2 working surface area, 1st is the cap end and 2nd is the net area

220
Q

Engine lube oil may increase in acidity due to combustion byproducts containing nitrogen and sulfur, which can lead to ___________.

A

Engine lube oil may increase in acidity due to combustion byproducts containing nitrogen and sulfur, which can lead to engine damage.

221
Q

Operating Pressure

  • Low: Referred to as a Ship’s Service Air (SSA). Discharge pressure of _____ psi or less.
  • Medium: Referred to as a Start Air (SA) or Diesel Start Air (DSA). Discharge pressure of 151 psi to ____ psi.
  • High: Not commonly used in the Coast Guard. Discharge pressure of above _____ psi.
A

Operating Pressure

  • Low: Referred to as a Ship’s Service Air (SSA). Discharge pressure of 150 psi or less.
  • Medium: Referred to as a Start Air (SA) or Diesel Start Air (DSA). Discharge pressure of 151 psi to 1000 psi.
  • High: Not commonly used in the Coast Guard. Discharge pressure of above 1000 psi.
222
Q

A Light Emitting Diode is commonly, ___, _____ or ______ and can be used to indicate the operational status of an electronic component.

A

A Light Emitting Diode is commonly, red, green or yellow and can be used to indicate the operational status of an electronic component.

223
Q

____ indicates a satisfactory acidity level in the oil. ______ or _____ indicate too high of an acidity level and require that the engine oil be drained and replaced with new oil.

A

Blue indicates a satisfactory acidity level in the oil. Yellow or green indicate too high of an acidity level and require that the engine oil be drained and replaced with new oil.

224
Q

When downloading data from the ODR-2, you should have _ floppy disks.

A

When downloading data from the ODR-2, you should have 5 floppy disks.

225
Q

Corrosion will usually result from current flow between ______ metals.

A
226
Q

__________ per minute measurement is the amount of air to be delivered at each ventilation outlet calculated.

A

Cubic Feet per minute measurement is the amount of air to be delivered at each ventilation outlet calculated.

227
Q

The two types of gears found in hydraulic gear pumps are ______ and ______.

A

Spur and Helical

228
Q
A
229
Q

What guidance is provided by SFLC to the surface fleet and Coast Guard support communities that have cutter/boat class or multi-class applicability and is temporary in nature.

A

ENGINEERING ADVISORIES

230
Q

An ___ in the Air Force is a Master Sergeant

A

An E-7 in the Air Force is a Master Sergeant

231
Q

Engineering Casualty Control is concerned with __________.

A

Engineering Casualty Control is concerned with prevention, minimization and correction of operational and battle casualties to machinery, electrical and piping installations.

232
Q

Torque P-6 cap screws to between ___ to ___ ft/lbs.

A

Torque P-6 cap screws to between 25.3 to 32.5 ft/lbs.

233
Q

It is recommended that 5% of all hoses be changed each _______ to eliminate the need to change all hoses at the same time.

A

Quarter

234
Q

Replacement schedule for standard duty hoses is _ years.

A

Replacement schedule for standard duty hoses is 8 years.

235
Q

Chlorine is typically available in two forms; _____________.

A

Chlorine is typically available in two forms; calcium hypochlorite and sodium hypochlorite.

236
Q

_______ and _____ are the two types of pistons commonly used in air compressors.

A

Differential and Trunk are the two types of pistons commonly used in air compressors.

237
Q

Sea chest waster sleeve: Waster sleeves are installed to minimize ____________ of the sea chest

A

Sea chest waster sleeve: Waster sleeves are installed to minimize galvanic corrosion of the sea chest

238
Q

The P-100 has a ____ liter(___ gallon) L/O capacity

A

The P-100 has a 1.65 liter(0.44 gallon) L/O capacity

239
Q

The diameter of the discharge outlet of the P-100 pump is __ inch

A

The diameter of the discharge outlet of the P-100 pump is 2.5 inch

240
Q

In a piping system abrupt changes in direction can cause ______.

A

Turbulent Flow

241
Q

The P-100 pumps 100 gallons per minute at __ psi, lifting 20 feet

A

The P-100 pumps 100 gallons per minute at 83 psi, lifting 20 feet

242
Q

Where are TCTO’s published?

A

TCTOs are published in CG-LIMS STIP.

243
Q

_____________ is authorized for cleaning CG evaporators.

A

Sulfamic Acid is authorized for cleaning CG evaporators.

244
Q

When cleaning the First Stage Separator plate assembly elements, use a _____ and _______.

A

When cleaning the First Stage Separator plate assembly elements, use a brush and solvent.

245
Q

The inside diameter of a -16 hose is _____.

A

1 inch

246
Q

A complete absence of pressure is known as ______ ______.

A

ABSOLUTE VACUUM

247
Q

Three hydraulic fluid type groups are ______, ______, and ______.

A

Petroleum, Fire-Resistant and Biodegradable

248
Q

Electronic components such as _____________ are mounted on printed circuit boards.

A

Electronic components such as transistors, resistors, and micro-processors are mounted on printed circuit boards.

249
Q

To reduce the propeller revolutions per minute (rpm) and to permit the high engine rpm for operation of engine accessories, a __________ should be installed.

A

To reduce the propeller revolutions per minute (rpm) and to permit the high engine rpm for operation of engine accessories, a Trolling Valve Assembly should be installed.

250
Q

Parallel amperage adds together for an increased total _____ output. The battery voltage remains constant. +to+ -to-

A

Parallel amperage adds together for an increased total amperage output. The battery voltage remains constant. +to+ -to-

251
Q

Bulk storage of hoses or hose assemblies should be in a cool, dry area, never exceeding ____ degrees F

A

100 degrees F

252
Q

______________ is the diference between cracking pressure and full-flow pressure.

A

Pressure Override

253
Q

The auxiliary boiler feed water supply system be tested ____.

A

The auxiliary boiler feed water supply system be tested Daily.

254
Q

P-6 pump will run 4 hrs at full throttle, pump ___ gpm at 12’ suction lift

A

P-6 pump will run 4 hrs at full throttle, pump 250 gpm at 12’ suction lift

255
Q

When a flexible hose is under pressure it contracts in the ______ and expands in _______.

A

CONTRACTS in length and expands in DIAMETER

256
Q

Six common causes of hydraulic pump failure are?

A

Cavitation, Aeration, Contamination, Excessive-Heat, Over-Pressurization and Improper Fluid

257
Q

The increase in speed of the air flow through the narrow section of a carburetor throat is known as the ________ effect.

A

The increase in speed of the air flow through the narrow section of a carburetor throat is known as the venturi effect.

258
Q

Once the P-100 pump has started, the exhaust valve should be shifted to the _____ position blocking the main exhaust opening.

A

Once the P-100 pump has started, the exhaust valve should be shifted to the prime position blocking the main exhaust opening.

259
Q

A hot surface for L/O and H/O is ___ degrees or higher

A

A hot surface for L/O and H/O is 650 degrees or higher

260
Q

Hydraulic fluid must be incomplessible as possible to _________.

A

Transmit Power

MKC Flash Cards (5 decks)

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