Metrohm 850 Professional IC Anion MSM-HC - LP-Gradient - Manual (Page 52)

3.12 High pressure pump
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42 ￭￭￭￭￭￭￭￭
850 Professional IC Anion MSM-HC LP Gradient
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Figure 22 Deaerating the high pressure pump
1 Syringe 10 mL 6.2816.020
For aspirating the eluent. 2 Luer connector
On purging needle.
3 Purging needle 6.2816.040 4 Deaerating capillary
5 PEEK pressure screws, short
6.2744.070 6 Purge valve
7 Purge valve rotary knob
1 Connecting the purging needle
￭ Push the end of the purging needle (22-3) over the end of the
deaerating capillary (22-4) on the purge valve.
2 Connecting the syringe
￭ Insert syringe (22-1) in the Luer connector (22-2) of the purging
needle (see Figure 22, page 42).
3 Opening purge valve
￭ Open the rotary knob (22-7) by approx. ½ rotation counterclock-
wise.
4 Setting the flow rate
￭ Start MagIC Net (if not yet started).
￭ Ensure that the eluent aspiration tubing is immersed sufficiently in
the eluent.
￭ Let the high pressure pump run.