Question 230Motor Plants - Assistant Engineer70% to pass
On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil by_______________.
AI Explanation
The correct answer is D) pressure feed.
On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil through a pressure feed system. This is the standard design for diesel engines, where the oil pump generates pressure to deliver lubricating oil to the critical engine components, including the main and connecting rod bearings. The pressure feed system ensures a reliable and consistent supply of oil to these bearings, which is crucial for proper lubrication and engine performance.
The other answer choices are incorrect because: A) banjo feed is typically used for fuel lines, not lubricating oil; B) splash feed relies on the rotating motion of the crankshaft to distribute oil, which is less reliable than a pressure feed system; and C) gravity feed systems are not commonly used in modern diesel engines.
Related Questions
#228 Which of the following should always be checked prior to starting a diesel engine? #229 Which lubricating oil additive is used in diesel engines to reduce the tendency for sludge and varnish to form on the engine parts? #231 Before starting a diesel engine that has an engine driven lube oil pump, the operator should_______________.#232 What type of engine lubrication oil filter system sends filtered oil directly to the high- pressure supply gallery? #233 In a bypass type lubrication system for a diesel engine, the dirty oil line to the centrifuge should be taken from the_______________.