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There were 4 questions found in this category:
  1. questionThe valves in the pinch valve system sticks and does not move reliably when the switch is thrown. How can this be fixed?
    First, make sure the valves have silicone tubing in BOTH sides of the valve. This is required for the valve to work properly. If this does not solve the problem, then try lubricating the valve. Place a small drop of mineral or 3-in-1 oil to the front of the valve when it is compressed. Then cycl ...

  2. questionWhat flow rates can be achieved with a gravity-driven system?
    The flow rate of any gravity-driven system will depend on the valve type and the solution height. Flow rate data for different valve types at various heights can be found using the following link. http://www.warneronline.com/product_info.cfm?id=71Click on the specifications tab at the top of th ...

  3. questionWhy are the mini valves on my perfusion valve control system leaking?
    One possibility is that salt crystals may be blocking the valve function or may have formed pits in the valve seals. This can occur if the valves were not completely flushed at the end of an earlier use period. Begin by flushing the valve with warm water to loosen any crystals present. EtOH may ...

  4. questionDon't see your answer? Please submit a question!
    We welcome your questions! Submit a question to us (via email) by clicking here and we'll answer you directly. We'll also anonymously post your question to our FAQ Knowledge Base (KB) to assist other people.If you choose to not communicate via this KB, then please send your questions directly to ...


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