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CombiFlash Torrent® User Manual - Isco

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Section 4 <strong>User</strong> Help Reference<br />

• Progress bar — This bar displays how much of the<br />

solvent has been pumped.<br />

• Play button — Click this button to start the Auto<br />

Prime.<br />

• Fast Forward button — Click this button to skip to the<br />

next Auto Prime step.<br />

• Cancel button — Click this button to stop the Auto<br />

Prime and close the window.<br />

4.3.8 Fraction Valve Wash<br />

The Fraction Valve Wash feature is a convenient way to wash<br />

the optional Fractionation Valve with solvent and air. This<br />

should be done whenever new solvents are connected to the<br />

back panel ports, or as needed. From the window, you can<br />

select Solvent A, Solvent B, and Air. If more than one option is<br />

selected, the wash is performed sequentially (Solvent B, then<br />

Solvent A, then Air).<br />

The Fraction Valve Wash window is opened by selecting the<br />

TOOLS>FRACTION VALVE WASH [4.2.3.2] menu command. The<br />

window contains the following controls:<br />

• Option buttons — Choose one or more as needed.<br />

• Play button — Click this button to start the pumping<br />

sequence.<br />

• Stop button — Click this button to stop Fraction Valve<br />

Wash.<br />

• Close button — Click this button to stop the Fraction<br />

Valve Wash and close the window.<br />

4.3.9 <strong>Manual</strong> Control<br />

<strong>Manual</strong> Control can assist with method development,<br />

maintenance of the module plumbing, and system<br />

troubleshooting. The <strong>Manual</strong> Control window can be opened<br />

by selecting TOOLS>MANUAL CONTROL [4.2.3.3] from the<br />

PeakTrak menu.<br />

The <strong>Manual</strong> Control Window has several controls:<br />

• Percentage Solvent B – type or select the mixture<br />

percentage.<br />

4-25

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