Thermo Scientific Dionex UltiMate 3000 Series Operating Instructions Manual page 110

UltiMate 3000 Series:
TCC-3000SD and TCC-3000RS Column Compartments
TitanHT Column Switching Valve
4. Unscrew and remove the locking ring (spanner). Unscrew the spanner using only your
hand. Do not use a wrench.
5. Grasp the pod and pull out firmly to remove the pod from the valve drive body.
6. Align the locating pin on the replacement pod with the matching opening in the valve
drive body.
7. Push the pod completely into the valve drive body.
If you cannot push the pod completely into the valve drive body, refer to the
Troubleshooting Tip (→ page 103).
8. Tighten the spanner firmly with your hand only (without using any tool). If the
spanner is too tight, the valve may not switch. If you attempt to switch the valve, a
message appears, for example, Right (or Left) valve moving timeout error.
9. When the valve is replaced, the rotor seal is also replaced. Therefore, in Chromeleon,
update the service information for the rotor seal. Perform the LeftRotorSealChanged
command or RightRotorSealChanged command as appropriate.
Page 102
Fig. 46: Removing the spanner
Locating pin
Fig. 47: Aligning the valve pod
Locking ring
Opening in the valve drive body
Operating Instructions