Smartline Autosampler 3900 Manual / Handbuch V 1508 03/2007
Smartline Autosampler 3900 Manual / Handbuch V 1508 03/2007
Smartline Autosampler 3900 Manual / Handbuch V 1508 03/2007
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48 Maintenance<br />
• Pull the valve out of the instrument while turning the valve counterclockwise.<br />
Fig. 38: Re-inserting the valve<br />
To re-insert the valve proceed as follows (see Fig. 38):<br />
• Hold the valve for the mounting with the port 1 position facing to<br />
the top.<br />
• Push the valve into the mounting and turn the valve clockwise till it<br />
clicks in the fitting.<br />
• Re-connect all tubing to the valve facing to the top.<br />
• Insure that the valve is in the INJECT position. Switching the<br />
AS <strong>3900</strong> OFF and ON can do this, all Series will be reset.<br />
• Perform a standard wash.<br />
Valco Cheminert ® Module C2 Valve<br />
Cleaning and Rotor Replacement<br />
(Technical Note 810, Valco Instrument Co. Inc.)<br />
Cleaning a valve can often be accomplished by flushing all lines with<br />
appropriate solvents.<br />
Do not disassemble the valve unless system malfunction is<br />
definitely isolated to the valve<br />
Disassembly<br />
See Fig. 39, exploded view.<br />
DRIVER<br />
Fig. 39: Exploded view of the valve.<br />
ROTOR<br />
CAP
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