User guide

5.2 Maintenance and servicing
732 IC Detector / 733 IC Separation Center
139
4 Rinse with dist. H
2
O
• Rinse IC system with dist. Or demin. Water (flow rate
1 mL/min) for ca. 10 min.
5 Rinse with eluent
• Rinse IC system with the eluent needed for the separating
column you intend to install until the absolute conductivity
displayed on the 732 IC Detector is stable.
6 Remove coupling
• Remove 6.2620.060 Coupling between column outlet capil-
lary 6767 and inlet capillary 8282 (see Fig. 16).
7 Connect new column to injector
• Remove end caps from column 7676.
• Screw inlet end of separating column 7676 (note flow direction)
to column connection capillary 6767 or to the precolumn (see
section 2.8.4/section 2.8.6).
8 Rinse column
• Place beaker beneath the column outlet.
• Switch on 709 IC Pump and rinse column with eluent for ca.
10 min, then switch off pump.
9 Connect column to detector block
• Screw outlet end of separating column 7676 to inlet capillary 8282
or suppressor inlet capillary 8989.