| 31. | Although swing check valves can come in various sizes, large check valves are often swing check valves.
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| 32. | The device consists of two independent check valves, plumbed in series, with a pressure monitored chamber between.
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| 33. | Although swing check valves can come in various sizes, large check valves are often swing check valves.
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| 34. | Typically the check valve is designed for and can therefore be specified for a specific cracking pressure.
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| 35. | Although swing check valves can come in various sizes, large check valves are often swing check valves.
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| 36. | Some valves have no external control and do not need a stem as in most check valves.
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| 37. | This is called a check valve, as it prevents or " checks " the flow in one direction.
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| 38. | Ince, crew chief for Johnny Benson, was fined for an unapproved fuel filler check valve assembly during Sunday's race.
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| 39. | The filling valve is usually a commonly available type such as a ball or check valves have been used.
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| 40. | This situation can be avoided by placing a correctly rated positive pressure differential check valve downstream of the pump.
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