Troubleshooting A System Blockage When Test Solvent B Fails - Thermo Scientific EASY-nLC 1200 Troubleshooting And Maintenance Manual

7
Troubleshooting
Troubleshooting a System Blockage

Troubleshooting a System Blockage when Test Solvent B Fails

216 EASY-nLC 1200 Troubleshooting & Maintenance Guide
Follow this procedure when the Back Pressure test for Test Solvent B fails (see
Back Pressure script for both the A and B solvent paths"
Figure 163 shows the areas that this procedure systematically checks for blockage.
Figure 163. Solvent system from pressure sensor B to the mixing Tee
Note Please note the numbering of the valve ports as depicted in
numbering with valve port 1 in 4 o'clock position). Due to operational reasons, the
graphical representation in this guide or in the instrument's built-in software may show
the valves in a different orientation. Please use only the port numbers for identification of
port positions.
"To run the
on page 209).
Figure 9 (clockwise
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