Thermo Scientific Dionex UltiMate 3000 Series Operating Instructions Manual page 66

UltiMate 3000 Series:
NCS-3500RS and NCP-3200RS
♦ Viper fitting with torque toothing (NCS-3500RS)
Loosen or tighten these Viper connections only with your hand and by using the
special installation tool (part no. 6040.2314). The installation tool is provided in
the accessories kit for the NCS.
When tightening a connection, first tighten the connection hand-tight. Then, use
the tool to tighten the connection further. Use the tool as shown in Fig. 20.
Tighten until you hear a click, indicating that the torque limitation has been
reached. Loosen a connection in the same way.
Tool on torque toothing
Tighten a connection by
using this side, with the arrow
on the tool pointing to the
Fig. 20: Installation tool for Viper capillaries with torque toothing
If leakage is observed at the connection port, remove the capillary, clean the
capillary ends carefully by using a cloth or tissue wetted with isopropanol, and
reinstall the capillary. If the connection continues to leak, install a new Viper
capillary.
♦ Viper fitting with knurled screw
Loosen or tighten these Viper connections only by using the black knurled screw
and only with your hand (do not use tools). If you observe leakage on the
connection, tighten the screw a little further.
If leakage continues, remove the capillary, clean the capillary ends carefully by
using a cloth or tissue wetted with isopropanol, and reinstall the capillary. If the
connection continues to leak, replace the Viper capillary.
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left.
Tool on torque toothing
Loosen a connection by using this
side of the tool.
Operating Instructions