Thermo Scientific Dionex UltiMate 3000 Series Operating Instructions Manual page 109

1. Switch the valve into the appropriate position for the change:
In Chromeleon, select ValveLeft or ValveRight and select the position.
— or —
On the front panel display, show the function keys and select Valve. Select Left valve or
Right valve and select the position:
2-position, 6-port or 2-position, 10-port column switching valves
Switch the valve into position 1-2.
6-position, 7-port column switching valve
Switch the valve into position 1.
2. Disconnect all liquid lines connected to the column switching valve.
3. The replacement procedure depends on the valve type. Continue with the steps that are
appropriate for your valve.
♦ TitanHT column switching valve: Follow the steps on page 102.
♦ TitanHP column switching valve: Follow the steps on page 103.
Operating Instructions
TCC-3000SD and TCC-3000RS Column Compartments
UltiMate 3000 Series:
Page 101