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26 Cards in this Set
- Front
- Back
What is one of the greatest contributions you can make as a good supervisor?
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Develop good leaders
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What step in supervising serves to identify that work has been performed properly and evaluates the skills and knowledge of personnel who have performed the work?
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Inspecting job
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During which stage of an overhaul should a supervisor order all consumables required to complete the task?
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Planning
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How often will the supervisor of an engine overhaul conduct and complete a progress report?
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Weekly
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What system does the supervisor of an engine overhaul use to document completion of the overhaul?
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CMplus
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What component(s) should you chcek PRIOR to engine disassembly for an overhaul?
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Face and bore alignment betwwen engine flywheel and flexible coupling
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How long may a sea trial period be required to last in order to demonstrate proper operation of an overhauled main diesel engine?
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4 to 6 hours
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What should you place on all exposed driveshafts, belt pulleys, or similar rotating parts prior to working on marine gear?
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Safety guards
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Loose, damaged, or leaking oil, fuel or coolant lines can cause _____
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overheating
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The sections of shafting outside the skin of the ship are usually supported with _______
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bearings
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What type of shaft is supported by the line shaft spring bearing?
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Shafting inside the ships skin
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What alignment function is used to eliminate shafted-excited vibration and noise?
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Align bearings that support the shaft
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when should a final alignment of propulsion engines to shafting be attempted
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When the vessel is in the water
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Under what cirmstances can open gear cases be left unattended?
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If satisfactory temporary closures have been installed
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No inspection plate, connection, fitting, or cover that permits access to the gear casing should be removed without specific authorization by the ____?
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engineer officer (EO)
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Two terms are used to describe gear type mechanisms are ____?
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speed and gear ratios
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What function does the piston and spring serve on the oil return pipe assembly?
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Regulate the low pressure oil supply
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What design 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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grid patterns
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To reduce the propeller revolutions per minute (rpm) and to permit the high engine rpm for operation of engine accessories, what type of assembly should be installed?
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trolling valve assembly
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Which component of a propulsion transmission maintains the oil in the reduction gear sump at the proper temperature?
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Heat exchanger
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During the wearing-in period for new gears of bearings, metal flakes and dirt NOT removed may result in a/an ____.
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Clogged oil spray nozzle
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In the event of a hydraulic system failure of a propulsion transmission, which components is designed to allow the ship to return to port?
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Come-home feature
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Which is on of the following failures DOES NOT cause low oil pressure in a propulsion transmission?
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Stuck regulating piston in the selector valve assembly
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Overheating of a propulsion transmission can be attributed to ______
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Trolling at too high an engine speed
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A satisfactory contact percentage of gear tooth bearing contacting across the axial length of the working surface is ____ percent?
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80
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Which is one of the correct repair method for a clutch drum surface that is badly grooved or worn?
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Re-machine drum surface as outlined in the manufacturer's technical publication.
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