When inspecting piston rings through the ports of a two-stroke/cycle diesel engine, black areas on the sealing surfaces are the result of ()
The film of oil between the rings and the liner is not only essential for the lubrication but also () achieving a gas seal.
Cast iron carrier rings, () machined grooves, are provided for all the pistons.
To function properly, oil control rings used on a diesel engine piston must distribute sufficient oil to all parts of the cylinder wall and must also().
The function of the piston compression rings used in a diesel engine is to ()
All the rings are slightly rounded on their external top and bottom edges to keep the oil film on the cylinder liner during () for new piston rings.
These piston rings are so badly worn that they must be ().
Which of the following statements is true regarding the installation of piston rings on two-stroke/cycle, diesel engines as compared to four-stroke/cycle, diesel engines?()
The purpose of the wearing rings used in a centrifugal pump is to ().
Which of the following statements represents the function of the compression rings installed at the top of a diesel Engine piston?()