Questions and Answers
If a boiler ignition system on a merchant vessel uses a gas pilot light, which fuel oil ignition method is being employed?
A high energy electric spark
What could be a potential consequence of using lube oil that has not been properly filtered?
Clogging of fuel injectors in the diesel engine
In a diesel engine, what effect could a decrease in the fuel pump delivery pressure have on engine performance?
Increase in injection lag
When operating in parallel, diesel engines driving alternators must maintain a set frequency. What does the governor characteristic 'Promptness' refer to in this context?
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What issue could lead to excessive vibration in an automatically fired auxiliary boiler?
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After filtering lube oil, what contaminant would typically not be removed?
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What should you do if it becomes necessary to reduce the feed water temperature below 165°F in an evaporator?
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What do exhaust pyrometer readings provide an indication of?
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When should fuel combustion in a diesel engine cylinder begin?
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Which type of filter will deplete the additives in lubricating oil?
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What is it called when a change in engine speed is required before a governor can make a corrective movement of the fuel rack?
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What will be the result of reducing the clearance between a valve stem and rocker arm?
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Why must diesel engines driving alternators operating in parallel maintain a set frequency regardless of load changes?
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What could be a likely cause of excessive vibration in an automatically fired auxiliary boiler?
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In a diesel engine starting circuit, what would an indicator using a pneumercator primarily measure?
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When using a dry uncoated sounding rod or tape to measure water depth in a reserve feed water tank, what kind of reading can be expected?
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Where does contaminated oil enter the centrifuge in a disk type centrifugal purifier?
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Why is condensate pumped from the condenser to the DC heater instead of directly to the boiler?
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