Thermo Scientific Orion 2117HL User Manual page 83

Analyzer Maintenance
Replacement of
Restrictor Tubing
Restrictor Tubing
Thermo Scientific Orion 2117HL High Level Chloride Analyzer User Guide
Use the restrictor tube assembly (Cat. No. 2100RT). Refer to Figure V-2
for the restrictor tubing connections.
1. Close the inlet valve to stop sample flow through the analyzer.
2. Loosen the restrictor tube fitting connection from the top of the
flow meter.
3. Loosen the restrictor tube fitting from the left side of the flow
cell block.
4. Pull out the restrictor tube assembly at each end.
5. Unscrew the clip behind flow cell that holds the restrictor tube to
the panel.
6. Replace with a new restrictor tubing assembly.
7. Be sure all of the fittings are secure, to prevent leaks.
8. Open the inlet valve to start sample flow through the analyzer.
Figure V-2
restrictor
adapter
fitting
restrictor
tube assembly
clamp
flow
meter
O-ring
to check valve on
flow cell manifold
V-5