| 摘要 |
A system and method for reducing the time for charging a filter in a liquid dispensing system, such as one utilizing a positive displacement pump, is disclosed. The filter is located at the input side of the pump between the source of the liquid and the pump. In order to prevent air from the filter from entering the pump a reservoir is provided between the filter and the source of the fluid. Air from the filter is vented into the reservoir through a vent tube. A vacuum is used to draw air from the filter and, through the reservoir.
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