Answer EKM Question 13

Q13. Discuss the consequences of failure to maintain correct clearances in the case of main diesel engine crankshaft and bottom end bearings. Sketch a bottom end bearing paying particular attention to the arrangement of ensuring uninterrupted flow of oil to the top end bearing.

Answer: A. Discuss the consequences of failure to maintain correct clearances in the,case of main diesel engine crankshaft and bottom end bearings. 

- The bottom half of the white metal bearing can either be cast into the cap or, like the top half, be a separate steel backed shell. The clearance is built In and non-adjustable; when it becomes excessive the bearing is changed.