The removal of () from lubricating oil will reduce engine wear and possible breakdowns.
The main function of the lubrication system in to enable () of a film of oil between the moving parts.
To receive oil residues from the purification of fuel and lubricating oils in the machinery spaces, what kind of tank(s) should be provided on board?()
In an oil cooler circulated by sea water, the oil is at a larger pressure the result being that any leak in the cooler will mean a loss of ().
Large marine diesel engines of crosshead construction generally have two systems of lubrication: a total loss system feeding the () and a recirculation system lubricating the running gear and cooling the piston.
Passages are drilled in the crankshafts of diesel engines to provide lubricating oil to the ().
In a normally operating diesel engine, the main cause of lubricating oil contamination in the crankcase is a result of the ().
Sludge may form in the lubricating oil crankcase of a reciprocating air conditioning compressor as a result of ().
()diesel engines generally have two systems of lubrication:()a total loss system feeding and a circulating system lubricating the running gear and cooling the pistons.
The amount of fluid friction or internal friction inherent in a mineral lubricating oil is reflected as a measure of its ().
With respect to the flow of lubricating oil through a diesel engine, the lube oil coolers are located after filters in order to ().
The amount of lubricating oil in the drain tank should be checked by ().
The pour point of lubricating oils is affected the most by which of the following?()
The film of oil between the rings and the liner is not only essential for the lubrication but also () achieving a gas seal.
One of function of diesel engine lubricating oil is to ()
One characteristic of a lubricating oil adversely affecting the result of centrifuging is ()
Which of the following statements is correct concerning the viscosity of lubricating oil?()
In a diesel engine lube oil system, which of the following parts should be lubricated first?()
Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?()
The following options are all the functions of lubricating oil except()
Oil is supplied to the cylinder wall and () by means of mechanical lubricators.
() clearances in the main or crank pin bearings will sometimes be indicated by loss of pressure in the lubricating system before any bearing knock is heard.
Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
On engines having oil cooled pistons the lubricating oil pre-heater must be put into operation and the rate of heating so ______ that the temperature of the piston cooling oil returns are 32 to 35℃ over a period of at least two hours.