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Alliance iS HPLC Systems User Guide
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Alliance iS HPLC Systems User Guide
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Moving the pump plunger backward

Moving the pump plunger backward
Topic LCI-USG-0195, Last Updated 11/08/2024

Use the touchscreen UI to move the pump plunger backward before replacing pump components.

To move the pump plunger backward:

  1. Flush the pump with nonhazardous solvent.
  2. From the touchscreen, select the solvent manager, and then tap Maintain > Replace Components.
  3. From the Replace Components page, scroll down and then tap Pump Maintenance.
  4. Tap Pump Head Maintenance.
  5. Select the plunger head you want to move backward.
  6. Tap Move Backward, and then wait for the plunger to stop.

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To avoid risk of personal injury and to prevent damage to laboratory equipment, always operate your Waters products in accordance with the applicable operational and safety information, your organization’s standard operating procedures, and local regulations.

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