Excessive piston ring wear in a diesel engine will cause()
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If the back clearance of a piston ring is excessive,()
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The purpose of the wearing rings used in a centrifugal pump is to ().
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A diesel engine piston ring face is in direct contact with the ().
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In the sentence “In some designs the cylinder oil is timed so that the oil injects only on the piston ring belt, the "piston ring belt" means ().
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The piston ring grooves for a standard engine are ()
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Each piston stuffing box is provided with two sealing rings and three()
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Broken piston rings manifest themselves during the scavenge port inspection by()
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In a diesel engine, when installing new piston rings it is important to check() Ⅰ.ring gap clearance Ⅱ.side clearance
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The main purpose of the piston oil scraper rings is to ().
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These piston rings are so badly worn that they must be ().
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A condition contributing to diesel engine piston rings sticking in the ring grooves, is insufficient ring clearance at the ring() Ⅰ.gap Ⅱ.side
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In a diesel engine, excessive cylinder liner wear will cause () (1) increased blow-by (2) wear between the piston ring and groove
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Improperly fitted piston rings in a diesel engine can cause()
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The sealing function of the piston ring is brought about by the gas pressure above and behind the piston ring, which forces it () against the bottom of the ring groove, and () against the cylinder wall.
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When installing rings on a diesel engine piston, you should check the ring()
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Ring groove inserts are occasionally used on aluminum alloy piston to()
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If the piston ring gap remains insufficient when installing new rings, youshould()
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Insufficient end clearance on newly fitted piston rings in a diesel enginewill cause the rings to()
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The piston rings if found worn out () and supplied by shipchandler.
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The main function of piston compression rings is to ()
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Diesel engine piston ring blow-by is usually caused by excessive ring clearance at the ring()
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If clearance between a piston and the cylinder wall is excessive, piston slap will occurThe slap itself is caused by ()
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The lowest ring of a piston is ().
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Black areas on the sealing surfaces of piston rings indicate_.
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