MKC SWE study (in progress) Questions
and answers.
Within how many days of an inspection are you required to submit the new boat inspection report -
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(correct answer) - 10
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List the six basic safety procedures to follow when troubleshooting or repairing electrical component
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s - (correct answer) -
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1. Never operate, repair, adjust, tamper with equipment unless assigned to do so.
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2. obey all posted operating and safety precautions
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3. de-energize equipment prior to repair.
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4. always wear approved PPE.
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5. use insulated tools and non-metalic flashlight.
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6. tighten the connections of fremovable tes leads on portable meters.
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generally the crown end of the piston is slightly smaller in diameter than the skirt for what reason -
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(correct answer) - to allow for expansion and proper fit
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piston ring gaps should be staggered at _ degrees to reduce gas leakage - (correct answer) - 180*
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what could happen if you ignore the specific safety warning in the engine service manual -
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(correct answer) - injure yourself/people on or around the boat/damage outboard engine
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a placard stating discharge of oil prohibited must be posted on all vessels more than __ feet in length
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- (correct answer) - 26
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what CFR regulations identifies prohibited spaces where oil and hazardous material are not to be stor
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ed - (correct answer) - 33CFR155.470
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what is the standard maximum ambient operating temperature for compressor drive motors -
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(correct answer) - 104*F
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in the vacuum gravity system, what part houses a set of inclined absorption plates - (correct answer) -
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vacuum gravity vessel
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what filter element in an OWS is used to remove small particles such as shaving and dirt from the oily
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water mixture - (correct answer) - pre-filter
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before working on or removing any parts of the air compressor, you should make sure the following c
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onditions are completed - (correct answer) - hj hj hj hj hj hj
the compressor is completely blown down and the pressure is relieved
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before and during the operation of the R/O what type of general inspection should be conducted -
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(correct answer) - make sure the flowmeters are clear and floats are visable
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,which safety precaution should be observed during R/O operation - (correct answer) -
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make sure all pressure relief valves dischards are unobstructed and the release fluid is conducted to
hjhj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
low pressure area clear of personnel
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what are the three effects of excessively worn rudder shaft bearings - (correct answer) -
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1. imprecise and poor steering response
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2.excessive vibration hj hj
3. leakage through the rudder post housing
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what component registers cumulative volume in gallons of permeate being produced by the R/
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O unit and being used by the ship - (correct answer) - Totalizing flow meter
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normally a diesel engine start air bank has a minimum capacity for how many cold and hot starts -
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(correct answer) - 1 cold and 9 hot
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when conducting performance test, engines should be operated at what percentage of coat guard lo
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ad - (correct answer) - 80-90%
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the ODR facilitates what type of operating data - (correct answer) - 1. trend recording
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2. event recording
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3. dynamic recording
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4. alarm recording
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5. trip recording
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what are the effects of a damaged propeller - (correct answer) - 1. lack of power
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2. high fuel consumption
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3. unexpected vibration
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high pressure pump creates ___ to____ PSI achieve reverse osmosis - (correct answer) - 700-
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1000 PSI hj
pulsation dampener absorbs pulsations created on the discharge side of a high pressure pump consis
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ting of nitrogen charged rubber bladder charged to approximately - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj
2/3 system pressure
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If the low pressure switch predetermined setting isn't met (on 110's it is 5 psi) - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
low pressure switch secures the high pressure pump
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list the possible causes of low or variable cylinder compression - (correct answer) -
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1. damaged head gasket
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2. damaged pistons
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3. broke or stuck piston rings
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4. scored cylinder walls
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5. stuck valves (four stroke)
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6. Incorrectly adjusted valves(four stroke)
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, what are the three main areas of concern when troubleshooting a hard starting engine? -
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(correct answer) - 1. ignition
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2.fuel
3. compression
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what are the seven primary indicators for completing DEMPs? - (correct answer) -
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1. cylinder compression pressure
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2.cylinder firing pressure hj hj
3.cylinder exhaust temperature hj hj
4. crankcase vacuum
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5. intake manifold pressure
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6. exhaust back-pressure
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7. L/O consumption
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ODR will record data automatically for all files under what circumstances - (correct answer) -
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as long as ODR is turned on
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propulsion units are also known as what three other common terms - (correct answer) -
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1. reduction gears
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2. transmissions
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3. marine gears
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what analytical tools are used to help in the determination of an engines center section? -
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(correct answer) - 1. full power trials
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2. observation of engine operating characteristics
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3. spectrochemical analysis of the L/O
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4. observation and analysis of trends found in engine operating parameters
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5. physical inspection of engine componets
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how does the overspeed trip usually cut off fuel to the engine? - (correct answer) -
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by isolating the governor from its oil supply, causing it to travel to the no fuel position or it can overr
hjhj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ide the governor and directly trip the fuel rack to the no fuel position
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how does the governor adjust the amount of fuel delivered to the engine - (correct answer) -
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by adjusting the position of the fuel rack
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list the functions of the fuel injector - (correct answer) -
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1. accurately times the moment of fuel injection
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2. atomizes the fuel for vaporization and mixing with the air in the combustion chamber
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3. meter and injects the required amount of fuel to maintain engine speed and load
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4. creates the high pressure required for proper fuel injection
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and answers.
Within how many days of an inspection are you required to submit the new boat inspection report -
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(correct answer) - 10
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List the six basic safety procedures to follow when troubleshooting or repairing electrical component
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s - (correct answer) -
hj hj hj hj
1. Never operate, repair, adjust, tamper with equipment unless assigned to do so.
hjhj hj hj hj hj hj hj hj hj hj hj hj hj hj
2. obey all posted operating and safety precautions
hj hj hj hj hj hj hj hj
3. de-energize equipment prior to repair.
hj hj hj hj hj hj
4. always wear approved PPE.
hj hj hj hj
5. use insulated tools and non-metalic flashlight.
hj hj hj hj hj hj hj
6. tighten the connections of fremovable tes leads on portable meters.
hj hj hj hj hj hj hj hj hj hj
generally the crown end of the piston is slightly smaller in diameter than the skirt for what reason -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - to allow for expansion and proper fit
hj hj hj hjhj hj hj hj hj hj hj
piston ring gaps should be staggered at _ degrees to reduce gas leakage - (correct answer) - 180*
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hjhj
what could happen if you ignore the specific safety warning in the engine service manual -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - injure yourself/people on or around the boat/damage outboard engine
hj hj hj hjhj hj hj hj hj hj hj hj hj
a placard stating discharge of oil prohibited must be posted on all vessels more than __ feet in length
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
- (correct answer) - 26
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what CFR regulations identifies prohibited spaces where oil and hazardous material are not to be stor
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ed - (correct answer) - 33CFR155.470
hj hj hj hj hjhj
what is the standard maximum ambient operating temperature for compressor drive motors -
hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - 104*F
hj hj hj hjhj
in the vacuum gravity system, what part houses a set of inclined absorption plates - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
vacuum gravity vessel
hjhj hj hj
what filter element in an OWS is used to remove small particles such as shaving and dirt from the oily
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
water mixture - (correct answer) - pre-filter
hj hj hj hj hj hjhj
before working on or removing any parts of the air compressor, you should make sure the following c
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
onditions are completed - (correct answer) - hj hj hj hj hj hj
the compressor is completely blown down and the pressure is relieved
hjhj hj hj hj hj hj hj hj hj hj hj
before and during the operation of the R/O what type of general inspection should be conducted -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - make sure the flowmeters are clear and floats are visable
hj hj hj hjhj hj hj hj hj hj hj hj hj hj
,which safety precaution should be observed during R/O operation - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj
make sure all pressure relief valves dischards are unobstructed and the release fluid is conducted to
hjhj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
low pressure area clear of personnel
hj hj hj hj hj
what are the three effects of excessively worn rudder shaft bearings - (correct answer) -
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1. imprecise and poor steering response
hjhj hj hj hj hj hj hj
2.excessive vibration hj hj
3. leakage through the rudder post housing
hj hj hj hj hj hj
what component registers cumulative volume in gallons of permeate being produced by the R/
hj hj hj hj hj hj hj hj hj hj hj hj hj
O unit and being used by the ship - (correct answer) - Totalizing flow meter
hj hj hj hj hj hj hj hj hj hj hj hjhj hj hj
normally a diesel engine start air bank has a minimum capacity for how many cold and hot starts -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - 1 cold and 9 hot
hj hj hj hjhj hj hj hj hj
when conducting performance test, engines should be operated at what percentage of coat guard lo
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ad - (correct answer) - 80-90%
hj hj hj hj hjhj
the ODR facilitates what type of operating data - (correct answer) - 1. trend recording
hj hj hj hj hj hj hj hj hj hj hj hjhj hj hj
2. event recording
hj hj
3. dynamic recording
hj hj
4. alarm recording
hj hj
5. trip recording
hj hj
what are the effects of a damaged propeller - (correct answer) - 1. lack of power
hj hj hj hj hj hj hj hj hj hj hj hjhj hj hj hj
2. high fuel consumption
hj hj hj hj
3. unexpected vibration
hj hj
high pressure pump creates ___ to____ PSI achieve reverse osmosis - (correct answer) - 700-
hj hj hj hj hj hj hj hj hj hj hj hj hj hjhj
1000 PSI hj
pulsation dampener absorbs pulsations created on the discharge side of a high pressure pump consis
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ting of nitrogen charged rubber bladder charged to approximately - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj
2/3 system pressure
hjhj hj hj
If the low pressure switch predetermined setting isn't met (on 110's it is 5 psi) - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
low pressure switch secures the high pressure pump
hjhj hj hj hj hj hj hj hj
list the possible causes of low or variable cylinder compression - (correct answer) -
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1. damaged head gasket
hjhj hj hj hj
2. damaged pistons
hj hj
3. broke or stuck piston rings
hj hj hj hj hj
4. scored cylinder walls
hj hj hj
5. stuck valves (four stroke)
hj hj hj hj
6. Incorrectly adjusted valves(four stroke)
hj hj hj hj
, what are the three main areas of concern when troubleshooting a hard starting engine? -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - 1. ignition
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2.fuel
3. compression
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what are the seven primary indicators for completing DEMPs? - (correct answer) -
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1. cylinder compression pressure
hjhj hj hj hj
2.cylinder firing pressure hj hj
3.cylinder exhaust temperature hj hj
4. crankcase vacuum
hj hj
5. intake manifold pressure
hj hj hj
6. exhaust back-pressure
hj hj
7. L/O consumption
hj hj
ODR will record data automatically for all files under what circumstances - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
as long as ODR is turned on
hjhj hj hj hj hj hj hj
propulsion units are also known as what three other common terms - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
1. reduction gears
hjhj hj hj
2. transmissions
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3. marine gears
hj hj
what analytical tools are used to help in the determination of an engines center section? -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
(correct answer) - 1. full power trials
hj hj hj hjhj hj hj hj
2. observation of engine operating characteristics
hj hj hj hj hj
3. spectrochemical analysis of the L/O
hj hj hj hj hj
4. observation and analysis of trends found in engine operating parameters
hj hj hj hj hj hj hj hj hj hj
5. physical inspection of engine componets
hj hj hj hj hj
how does the overspeed trip usually cut off fuel to the engine? - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
by isolating the governor from its oil supply, causing it to travel to the no fuel position or it can overr
hjhj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
ide the governor and directly trip the fuel rack to the no fuel position
hj hj hj hj hj hj hj hj hj hj hj hj hj
how does the governor adjust the amount of fuel delivered to the engine - (correct answer) -
hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj hj
by adjusting the position of the fuel rack
hjhj hj hj hj hj hj hj hj
list the functions of the fuel injector - (correct answer) -
hj hj hj hj hj hj hj hj hj hj
1. accurately times the moment of fuel injection
hjhj hj hj hj hj hj hj hj
2. atomizes the fuel for vaporization and mixing with the air in the combustion chamber
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
3. meter and injects the required amount of fuel to maintain engine speed and load
hj hj hj hj hj hj hj hj hj hj hj hj hj hj
4. creates the high pressure required for proper fuel injection
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