Thermo Scientific Vanquish VH-D10 Operating Manual page 65

Resolving Leakage of Viper Fittings with Knurls
Diode Array Detectors (VH-D10)
Operating Manual
Figure 21: Viper fitting with knurl
No. Description
1 Knurl
2 Capillary
3 Slot
1. Insert the Viper capillary into the connection port.
2. Tighten the connection by the knurl.
TIP Note the slot in the knurl. You can easily remove the knurl from the
capillaries through this slot if space is limited.
3. Check whether the connection leaks. If leakage exists, follow the
steps further down.
1. Tighten the connection a little more.
2. If leakage continues, remove the capillary.
3. Clean the capillary ends carefully by using a lint-free tissue wetted
with isopropanol.
4. Reinstall the capillary.
5. If the connection continues to leak, install a new Viper capillary.
5 • Installation
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